; XeTeX output 2010.07.01:20521pdf:pagesize width 597.50787pt height 845.04684pt*>color push gray 0fdȌq6H NanumGothicBoldNanumGothicBoldc  c  Kc  c  #c c  fi׎ color pop*>+! P[/usr/local/texlive/2009/texmf-dist/fonts/opentype/public/lm/lmroman12-bold.otf] RXe"  NanumMyeongjoNanumMyeongjoRegular  1T{ 3 0 4i / 1鎓fe , 1 5 S[/usr/local/texlive/2009/texmf-dist/fonts/opentype/public/lm/lmroman10-regular.otf]Ǯ( & 2Ǯk- @ 3Ǯ)Qˍʍ ׎ K`y cmr10( b> cmmi10x8+9)(x !", cmsy109)=x^ٓRcmr72S881捍 ؎ ru%p  yhcmex10ЀdFy+<$l1lwfe (֍3 GruЀ5ןru+Ն jX'(2x8y[ٲ)(3x+5y)30 $%T{ 2  @ % ׼Ǯ( & 2Ǯj- @ +jǮ)7yٍD |n ׎/|o5x^2S83xy5y[ٟ^2c ؎c5x^2S+810xy5y[ٟ^2捍 |n َ/|o6x^2S83xy5y[ٟ^2c ڎcpdf: content Q 3 Tr qǮXpdf: content Q 0 Tr qpdf: content qpdf: content Q q qpdf: content Q 0 G qpdf: content Q 0 g qpdf: content Q 0.3985 w qpdf: content Q q qpdf: content Q q qpdf: content Q q q6pdf: content Q 1.0 0.0 0.0 1.0 -9.45004 -9.10004 cm q#pdf: content Q q -1 0 0 -1 0 0 cm q$pdf: content -1 0 0 -1 0 0 cm 3 Tr qǮXpdf: content Q 0 Tr qpdf: content Q 0 G qpdf: content Q 0 g qx:gsave x:scale .7 .7N/usr/local/texlive/2009/../texmf-local/tex/latex/local/images/correct_mark.pdf x:grestorepdf: content Q n Qpdf: content Q Q qpdf: content Q Q qpdf: content Q Q qpdf: content Q n qpdf: content Q Q qpdf: content n Qc6x^2S+87xy5y[ٟ^2 |n ێ/|o6x^2S+810xy5y[ٟ^2pdf: content Q 3 Tr qǮXpdf: content Q 0 Tr qpdf: content qpdf: content Q q qpdf: content Q 0 G qpdf: content Q 0 g qpdf: content Q 0.3985 w qpdf: content Q q qpdf: content Q q qpdf: content Q 0.5 G qpdf: content Q 0.9 g qpdf: content Q 1.19553 w qpdf: content Q q qpdf: content Q 0.5 G qpdf: content Q 0.9 g qpdf: content Q 1.19553 w q&pdf: content Q 107.47026 36.24277 m q'pdf: content Q -107.47026 36.24277 l qOpdf: content Q -109.68196 36.24277 -111.45537 34.46938 -111.45537 32.25766 c q(pdf: content Q -111.45537 -32.25766 l qRpdf: content Q -111.45537 -34.46938 -109.68196 -36.24277 -107.47026 -36.24277 c q'pdf: content Q 107.47026 -36.24277 l qOpdf: content Q 109.68196 -36.24277 111.45537 -34.46938 111.45537 -32.25766 c q&pdf: content Q 111.45537 32.25766 l qLpdf: content Q 111.45537 34.46938 109.68196 36.24277 107.47026 36.24277 c qpdf: content Q h q(pdf: content Q -111.45537 -36.24277 m qpdf: content Q B qpdf: content Q Q qpdf: content Q q q8pdf: content Q 1.0 0.0 0.0 1.0 -103.48515 -2.49069 cm q#pdf: content Q q -1 0 0 -1 0 0 cm q$pdf: content -1 0 0 -1 0 0 cm 3 Tr qǮXpdf: content Q 0 Tr qpdf: content Q 0 G qpdf: content Q 0 g q,(2x8y[ٲ)(3x+5y)=6x^2S+810xy+(3xy[ٲ)+(5y^2L)=6x^2S+87xy5y[ٟ^2pdf: content Q n Qpdf: content Q Q qpdf: content Q Q qpdf: content Q q qpdf: content Q 0.5 g qpdf: content Q q qpdf: content Q 0.5 g q&pdf: content Q -80.30193 44.87004 m q&pdf: content Q -97.90599 44.87004 l qMpdf: content Q -100.11769 44.87004 -101.8911 43.09665 -101.8911 40.88493 c q&pdf: content Q -101.8911 32.79611 l qIpdf: content Q -101.8911 30.58441 -100.11769 28.811 -97.90599 28.811 c q$pdf: content Q -80.30193 28.811 l qJpdf: content Q -78.09021 28.811 -76.31682 30.58441 -76.31682 32.79611 c q&pdf: content Q -76.31682 40.88493 l qLpdf: content Q -76.31682 43.09665 -78.09021 44.87004 -80.30193 44.87004 c qpdf: content Q h q$pdf: content Q -101.8911 28.811 m qpdf: content Q f qpdf: content Q Q qpdf: content Q q q7pdf: content Q 1.0 0.0 0.0 1.0 -98.57053 33.29906 cm q#pdf: content Q q -1 0 0 -1 0 0 cm q$pdf: content -1 0 0 -1 0 0 cm 3 Tr qǮXpdf: content Q 0 Tr qpdf: content Q 1 G qpdf: content Q 1 g q @ +͎pdf: content Q n Qpdf: content Q Q qpdf: content Q Q qpdf: content Q Q qpdf: content Q n qpdf: content Q Q qpdf: content n Q0+Ն 9X'(3xQ+Py[ٲ)^2; 1 & $ 5 2 œ @ , 1 YǮ( & 2T{Ǯj- @ +jǮ)7yٍD |n ׎/|o3x^2S+83xy+y[ٟ^2c ؎c3x^2S+86xy+y[ٟ^2捍 |n َ/|o9x^2S+83xy+y[ٟ^2c ڎcpdf: content Q 3 Tr qǮXpdf: content Q 0 Tr qpdf: content qpdf: content Q q qpdf: content Q 0 G qpdf: content Q 0 g qpdf: content Q 0.3985 w qpdf: content Q q qpdf: content Q q qpdf: content Q q q6pdf: content Q 1.0 0.0 0.0 1.0 -9.45004 -9.10004 cm q#pdf: content Q q -1 0 0 -1 0 0 cm q$pdf: content -1 0 0 -1 0 0 cm 3 Tr qǮXpdf: content Q 0 Tr qpdf: content Q 0 G qpdf: content Q 0 g qx:gsave x:scale .7 .7N/usr/local/texlive/2009/../texmf-local/tex/latex/local/images/correct_mark.pdf x:grestorepdf: content Q n Qpdf: content Q Q qpdf: content Q Q qpdf: content Q Q qpdf: content Q n qpdf: content Q Q qpdf: content n Qc9x^2S+86xy+y[ٟ^2 |n ێ/|o9x^2S+89xy+y[ٟ^2ȍڳpdf: content Q 3 Tr qǮXpdf: content Q 0 Tr qpdf: content qpdf: content Q q qpdf: content Q 0 G qpdf: content Q 0 g qpdf: content Q 0.3985 w qpdf: content Q q qpdf: content Q q qpdf: content Q 0.5 G qpdf: content Q 0.9 g qpdf: content Q 1.19553 w qpdf: content Q q qpdf: content Q 0.5 G qpdf: content Q 0.9 g qpdf: content Q 1.19553 w q%pdf: content Q 107.47026 36.5616 m q&pdf: content Q -107.47026 36.5616 l qMpdf: content Q -109.68196 36.5616 -111.45537 34.7882 -111.45537 32.57649 c q(pdf: content Q -111.45537 -32.57649 l qOpdf: content Q -111.45537 -34.7882 -109.68196 -36.5616 -107.47026 -36.5616 c q&pdf: content Q 107.47026 -36.5616 l qMpdf: content Q 109.68196 -36.5616 111.45537 -34.7882 111.45537 -32.57649 c q&pdf: content Q 111.45537 32.57649 l qIpdf: content Q 111.45537 34.7882 109.68196 36.5616 107.47026 36.5616 c qpdf: content Q h q'pdf: content Q -111.45537 -36.5616 m qpdf: content Q B qpdf: content Q Q qpdf: content Q q q8pdf: content Q 1.0 0.0 0.0 1.0 -103.48515 -2.49069 cm q#pdf: content Q q -1 0 0 -1 0 0 cm q$pdf: content -1 0 0 -1 0 0 cm 3 Tr qǮXpdf: content Q 0 Tr qpdf: content Q 0 G qpdf: content Q 0 g q(3x8+y[ٲ)^2=(3x)^2S+823xy+y[ٟ^2=9x^2S+86xy+y[ٟ^2pdf: content Q n Qpdf: content Q Q qpdf: content Q Q qpdf: content Q q qpdf: content Q 0.5 g qpdf: content Q q qpdf: content Q 0.5 g q&pdf: content Q -80.30193 45.18887 m q&pdf: content Q -97.90599 45.18887 l qMpdf: content Q -100.11769 45.18887 -101.8911 43.41548 -101.8911 41.20377 c q&pdf: content Q -101.8911 33.11494 l qMpdf: content Q -101.8911 30.90324 -100.11769 29.12984 -97.90599 29.12984 c q&pdf: content Q -80.30193 29.12984 l qLpdf: content Q -78.09021 29.12984 -76.31682 30.90324 -76.31682 33.11494 c q&pdf: content Q -76.31682 41.20377 l qLpdf: content Q -76.31682 43.41548 -78.09021 45.18887 -80.30193 45.18887 c qpdf: content Q h q&pdf: content Q -101.8911 29.12984 m qpdf: content Q f qpdf: content Q Q qpdf: content Q q q7pdf: content Q 1.0 0.0 0.0 1.0 -98.57053 33.61789 cm q#pdf: content Q q -1 0 0 -1 0 0 cm q$pdf: content -1 0 0 -1 0 0 cm 3 Tr qǮXpdf: content Q 0 Tr qpdf: content Q 1 G qpdf: content Q 1 g q @ +͎pdf: content Q n Qpdf: content Q Q qpdf: content Q Q qpdf: content Q Q qpdf: content Q n qpdf: content Q Q qpdf: content n Qcolor push gray 0Ήן32j7ffS[/usr/local/texlive/2009/texmf-dist/fonts/opentype/public/lm/lmroman12-regular.otf]VR color pop,1pdf:pagesize width 597.50787pt height 845.04684pt*>color push gray 0fdfi׎ color pop*>+ 8Xe  1T{  $e 0y +œ +r 9 @ () (- 2  2 = `5)color push gray 0 color pop:)x:gsavex:scale 0.333 0.333O/DBR_NFS/DBR_Repository/logoDirectory/auxiliary/1/160/193/10657120796713479.png x:grestore4üǮ( & 2T{Ǯj- @ +jǮ)7y؍D ׎ a^2o$ ؎~%a^2S+82ab+b^2捍 َ a^2S8abo$ ڎt%pdf: content Q 3 Tr qǮXpdf: content Q 0 Tr qpdf: content qpdf: content Q q qpdf: content Q 0 G qpdf: content Q 0 g qpdf: content Q 0.3985 w qpdf: content Q q qpdf: content Q q qpdf: content Q q q6pdf: content Q 1.0 0.0 0.0 1.0 -9.45004 -9.10004 cm q#pdf: content Q q -1 0 0 -1 0 0 cm q$pdf: content -1 0 0 -1 0 0 cm 3 Tr qǮXpdf: content Q 0 Tr qpdf: content Q 0 G qpdf: content Q 0 g qx:gsave x:scale .7 .7N/usr/local/texlive/2009/../texmf-local/tex/latex/local/images/correct_mark.pdf x:grestorepdf: content Q n Qpdf: content Q Q qpdf: content Q Q qpdf: content Q Q qpdf: content Q n qpdf: content Q Q qpdf: content n Q~%a^2S8b^2 ێ a^2S82ab+b^2k1pdf: content Q 3 Tr qǮXpdf: content Q 0 Tr qpdf: content qpdf: content Q q qpdf: content Q 0 G qpdf: content Q 0 g qpdf: content Q 0.3985 w qpdf: content Q q qpdf: content Q q qpdf: content Q 0.5 G qpdf: content Q 0.9 g qpdf: content Q 1.19553 w qpdf: content Q q qpdf: content Q 0.5 G qpdf: content Q 0.9 g qpdf: content Q 1.19553 w q&pdf: content Q 107.47026 29.09708 m q'pdf: content Q -107.47026 29.09708 l qOpdf: content Q -109.68196 29.09708 -111.45537 27.32368 -111.45537 25.11197 c q(pdf: content Q -111.45537 -25.11197 l qRpdf: content Q -111.45537 -27.32368 -109.68196 -29.09708 -107.47026 -29.09708 c q'pdf: content Q 107.47026 -29.09708 l qOpdf: content Q 109.68196 -29.09708 111.45537 -27.32368 111.45537 -25.11197 c q&pdf: content Q 111.45537 25.11197 l qLpdf: content Q 111.45537 27.32368 109.68196 29.09708 107.47026 29.09708 c qpdf: content Q h q(pdf: content Q -111.45537 -29.09708 m qpdf: content Q B qpdf: content Q Q qpdf: content Q q q8pdf: content Q 1.0 0.0 0.0 1.0 -103.48515 -2.49069 cm q#pdf: content Q q -1 0 0 -1 0 0 cm q$pdf: content -1 0 0 -1 0 0 cm 3 Tr qǮXpdf: content Q 0 Tr qpdf: content Q 0 G qpdf: content Q 0 g q  4j +U  @ 2  2 =l  # 2T{  2KgQfW + # 2T{  27lR?V$ 2 &i < # T{(a8+b)(ab)=a^2S8b^2pdf: content Q n Qpdf: content Q Q qpdf: content Q Q qpdf: content Q q qpdf: content Q 0.5 g qpdf: content Q q qpdf: content Q 0.5 g q&pdf: content Q -80.30193 37.72435 m q&pdf: content Q -97.90599 37.72435 l qMpdf: content Q -100.11769 37.72435 -101.8911 35.95096 -101.8911 33.73924 c q&pdf: content Q -101.8911 25.65042 l qMpdf: content Q -101.8911 23.43872 -100.11769 21.66531 -97.90599 21.66531 c q&pdf: content Q -80.30193 21.66531 l qLpdf: content Q -78.09021 21.66531 -76.31682 23.43872 -76.31682 25.65042 c q&pdf: content Q -76.31682 33.73924 l qLpdf: content Q -76.31682 35.95096 -78.09021 37.72435 -80.30193 37.72435 c qpdf: content Q h q&pdf: content Q -101.8911 21.66531 m qpdf: content Q f qpdf: content Q Q qpdf: content Q q q7pdf: content Q 1.0 0.0 0.0 1.0 -98.57053 26.15337 cm q#pdf: content Q q -1 0 0 -1 0 0 cm q$pdf: content -1 0 0 -1 0 0 cm 3 Tr qǮXpdf: content Q 0 Tr qpdf: content Q 1 G qpdf: content Q 1 g q @ +͎pdf: content Q n Qpdf: content Q Q qpdf: content Q Q qpdf: content Q Q qpdf: content Q n qpdf: content Q Q qpdf: content n Qs+ eXe(3x82)^2S(2x+2)(2x+5)T{ $% 2  @ % 4üǮ( & 2T{Ǯj- @ +jǮ)7y؍D ׎pdf: content Q 3 Tr qǮXpdf: content Q 0 Tr qpdf: content qpdf: content Q q qpdf: content Q 0 G qpdf: content Q 0 g qpdf: content Q 0.3985 w qpdf: content Q q qpdf: content Q q qpdf: content Q q q6pdf: content Q 1.0 0.0 0.0 1.0 -9.45004 -9.10004 cm q#pdf: content Q q -1 0 0 -1 0 0 cm q$pdf: content -1 0 0 -1 0 0 cm 3 Tr qǮXpdf: content Q 0 Tr qpdf: content Q 0 G qpdf: content Q 0 g qx:gsave x:scale .7 .7N/usr/local/texlive/2009/../texmf-local/tex/latex/local/images/correct_mark.pdf x:grestorepdf: content Q n Qpdf: content Q Q qpdf: content Q Q qpdf: content Q Q qpdf: content Q n qpdf: content Q Q qpdf: content n Q 5x^2S826x6o$ ؎~%5x^2S825x12捍 َ 12x^2S825x+10o$ ڎ~%12x^2S820x+20 ێ 12x^2S86x20kpdf: content Q 3 Tr qǮXpdf: content Q 0 Tr qpdf: content qpdf: content Q q qpdf: content Q 0 G qpdf: content Q 0 g qpdf: content Q 0.3985 w qpdf: content Q q qpdf: content Q q qpdf: content Q 0.5 G qpdf: content Q 0.9 g qpdf: content Q 1.19553 w qpdf: content Q q qpdf: content Q 0.5 G qpdf: content Q 0.9 g qpdf: content Q 1.19553 w q&pdf: content Q 107.47026 36.17674 m q'pdf: content Q -107.47026 36.17674 l qOpdf: content Q -109.68196 36.17674 -111.45537 34.40335 -111.45537 32.19164 c q(pdf: content Q -111.45537 -32.19164 l qRpdf: content Q -111.45537 -34.40335 -109.68196 -36.17674 -107.47026 -36.17674 c q'pdf: content Q 107.47026 -36.17674 l qOpdf: content Q 109.68196 -36.17674 111.45537 -34.40335 111.45537 -32.19164 c q&pdf: content Q 111.45537 32.19164 l qLpdf: content Q 111.45537 34.40335 109.68196 36.17674 107.47026 36.17674 c qpdf: content Q h q(pdf: content Q -111.45537 -36.17674 m qpdf: content Q B qpdf: content Q Q qpdf: content Q q q8pdf: content Q 1.0 0.0 0.0 1.0 -103.48515 -2.49069 cm q#pdf: content Q q -1 0 0 -1 0 0 cm q$pdf: content -1 0 0 -1 0 0 cm 3 Tr qǮXpdf: content Q 0 Tr qpdf: content Q 0 G qpdf: content Q 0 g qS(3x)^2θf[26x+(2)^2(4x^2+10x+4x+10)=9x^2n12x+44x^2n14x10=5x^226x6 2 &i #T{  1鍓 ׎ '1 2 < pdf: content Q n Qpdf: content Q Q qpdf: content Q Q qpdf: content Q q qpdf: content Q 0.5 g qpdf: content Q q qpdf: content Q 0.5 g q&pdf: content Q -80.30193 44.80402 m q&pdf: content Q -97.90599 44.80402 l qMpdf: content Q -100.11769 44.80402 -101.8911 43.03062 -101.8911 40.81891 c q%pdf: content Q -101.8911 32.7301 l qIpdf: content Q -101.8911 30.51839 -100.11769 28.745 -97.90599 28.745 c q$pdf: content Q -80.30193 28.745 l qIpdf: content Q -78.09021 28.745 -76.31682 30.51839 -76.31682 32.7301 c q&pdf: content Q -76.31682 40.81891 l qLpdf: content Q -76.31682 43.03062 -78.09021 44.80402 -80.30193 44.80402 c qpdf: content Q h q$pdf: content Q -101.8911 28.745 m qpdf: content Q f qpdf: content Q Q qpdf: content Q q q7pdf: content Q 1.0 0.0 0.0 1.0 -98.57053 33.23303 cm q#pdf: content Q q -1 0 0 -1 0 0 cm q$pdf: content -1 0 0 -1 0 0 cm 3 Tr qǮXpdf: content Q 0 Tr qpdf: content Q 1 G qpdf: content Q 1 g q @ +͎pdf: content Q n Qpdf: content Q Q qpdf: content Q Q qpdf: content Q Q qpdf: content Q n qpdf: content Q Q qpdf: content n QHcolor push gray 0ff color pop*>+Ն dX'(5xQ6)(4xR+3)$ 1$ 2f œ @ - 1 ywǮ( & 2T{Ǯj- @ +jǮ)7yٍD |n ׎/|o20x^2S+82x18c ؎c20x^2S+84x18捍 |n َ/|o20x^2S+86x18c ڎc20x^2S89x+18 |n ێ%|opdf: content Q 3 Tr qǮXpdf: content Q 0 Tr qpdf: content qpdf: content Q q qpdf: content Q 0 G qpdf: content Q 0 g qpdf: content Q 0.3985 w qpdf: content Q q qpdf: content Q q qpdf: content Q q q6pdf: content Q 1.0 0.0 0.0 1.0 -9.45004 -9.10004 cm q#pdf: content Q q -1 0 0 -1 0 0 cm q$pdf: content -1 0 0 -1 0 0 cm 3 Tr qǮXpdf: content Q 0 Tr qpdf: content Q 0 G qpdf: content Q 0 g qx:gsave x:scale .7 .7N/usr/local/texlive/2009/../texmf-local/tex/latex/local/images/correct_mark.pdf x:grestorepdf: content Q n Qpdf: content Q Q qpdf: content Q Q qpdf: content Q Q qpdf: content Q n qpdf: content Q Q qpdf: content n Q/|o20x^2S89x18pdf: content Q 3 Tr qǮXpdf: content Q 0 Tr qpdf: content qpdf: content Q q qpdf: content Q 0 G qpdf: content Q 0 g qpdf: content Q 0.3985 w qpdf: content Q q qpdf: content Q q qpdf: content Q 0.5 G qpdf: content Q 0.9 g qpdf: content Q 1.19553 w qpdf: content Q q qpdf: content Q 0.5 G qpdf: content Q 0.9 g qpdf: content Q 1.19553 w q&pdf: content Q 107.47026 28.54134 m q'pdf: content Q -107.47026 28.54134 l qOpdf: content Q -109.68196 28.54134 -111.45537 26.76794 -111.45537 24.55623 c q(pdf: content Q -111.45537 -24.55623 l qRpdf: content Q -111.45537 -26.76794 -109.68196 -28.54134 -107.47026 -28.54134 c q'pdf: content Q 107.47026 -28.54134 l qOpdf: content Q 109.68196 -28.54134 111.45537 -26.76794 111.45537 -24.55623 c q&pdf: content Q 111.45537 24.55623 l qLpdf: content Q 111.45537 26.76794 109.68196 28.54134 107.47026 28.54134 c qpdf: content Q h q(pdf: content Q -111.45537 -28.54134 m qpdf: content Q B qpdf: content Q Q qpdf: content Q q q8pdf: content Q 1.0 0.0 0.0 1.0 -103.48515 -2.49069 cm q#pdf: content Q q -1 0 0 -1 0 0 cm q$pdf: content -1 0 0 -1 0 0 cm 3 Tr qǮXpdf: content Q 0 Tr qpdf: content Q 0 G qpdf: content Q 0 g q(5x@˸6)(4x@ʲ+3)=(5@˸4)x^2=+f53+(6)4gx8+(6)3=20x^2S89x18pdf: content Q n Qpdf: content Q Q qpdf: content Q Q qpdf: content Q q qpdf: content Q 0.5 g qpdf: content Q q qpdf: content Q 0.5 g q&pdf: content Q -80.30193 37.16861 m q&pdf: content Q -97.90599 37.16861 l qLpdf: content Q -100.11769 37.16861 -101.8911 35.39522 -101.8911 33.1835 c q%pdf: content Q -101.8911 25.0947 l qMpdf: content Q -101.8911 22.88298 -100.11769 21.10959 -97.90599 21.10959 c q&pdf: content Q -80.30193 21.10959 l qKpdf: content Q -78.09021 21.10959 -76.31682 22.88298 -76.31682 25.0947 c q%pdf: content Q -76.31682 33.1835 l qLpdf: content Q -76.31682 35.39522 -78.09021 37.16861 -80.30193 37.16861 c qpdf: content Q h q&pdf: content Q -101.8911 21.10959 m qpdf: content Q f qpdf: content Q Q qpdf: content Q q q7pdf: content Q 1.0 0.0 0.0 1.0 -98.57053 25.59763 cm q#pdf: content Q q -1 0 0 -1 0 0 cm q$pdf: content -1 0 0 -1 0 0 cm 3 Tr qǮXpdf: content Q 0 Tr qpdf: content Q 1 G qpdf: content Q 1 g q @ +͎pdf: content Q n Qpdf: content Q Q qpdf: content Q Q qpdf: content Q Q qpdf: content Q n qpdf: content Q Q qpdf: content n QYR+Ն 3X'(3a2b)(3a+2b)(2a+3b)(2a3b)=pa^2 +q[b^2v 0yه +Ŏ' +j ,T{p;#qT 2 @p8+q 2T{  1 ^QǮ( & 2Ǯj- @ +jǮ)}򍍍* |n ׎/|o5M ؎Rٟpdf: content Q 3 Tr qǮXpdf: content Q 0 Tr qpdf: content qpdf: content Q q qpdf: content Q 0 G qpdf: content Q 0 g qpdf: content Q 0.3985 w qpdf: content Q q qpdf: content Q q qpdf: content Q q q6pdf: content Q 1.0 0.0 0.0 1.0 -9.45004 -9.10004 cm q#pdf: content Q q -1 0 0 -1 0 0 cm q$pdf: content -1 0 0 -1 0 0 cm 3 Tr qǮXpdf: content Q 0 Tr qpdf: content Q 0 G qpdf: content Q 0 g qx:gsave x:scale .7 .7N/usr/local/texlive/2009/../texmf-local/tex/latex/local/images/correct_mark.pdf x:grestorepdf: content Q n Qpdf: content Q Q qpdf: content Q Q qpdf: content Q Q qpdf: content Q n qpdf: content Q Q qpdf: content n Q\ٲ10zB َC15 ڎ20" ێ"25{pdf: content Q 3 Tr qǮXpdf: content Q 0 Tr qpdf: content qpdf: content Q q qpdf: content Q 0 G qpdf: content Q 0 g qpdf: content Q 0.3985 w qpdf: content Q q qpdf: content Q q qpdf: content Q 0.5 G qpdf: content Q 0.9 g qpdf: content Q 1.19553 w qpdf: content Q q qpdf: content Q 0.5 G qpdf: content Q 0.9 g qpdf: content Q 1.19553 w q&pdf: content Q 107.47026 44.75017 m q'pdf: content Q -107.47026 44.75017 l qOpdf: content Q -109.68196 44.75017 -111.45537 42.97676 -111.45537 40.76506 c q(pdf: content Q -111.45537 -40.76506 l qRpdf: content Q -111.45537 -42.97676 -109.68196 -44.75017 -107.47026 -44.75017 c q'pdf: content Q 107.47026 -44.75017 l qOpdf: content Q 109.68196 -44.75017 111.45537 -42.97676 111.45537 -40.76506 c q&pdf: content Q 111.45537 40.76506 l qLpdf: content Q 111.45537 42.97676 109.68196 44.75017 107.47026 44.75017 c qpdf: content Q h q(pdf: content Q -111.45537 -44.75017 m qpdf: content Q B qpdf: content Q Q qpdf: content Q q q8pdf: content Q 1.0 0.0 0.0 1.0 -103.48515 -2.49069 cm q#pdf: content Q q -1 0 0 -1 0 0 cm q$pdf: content -1 0 0 -1 0 0 cm 3 Tr qǮXpdf: content Q 0 Tr qpdf: content Q 0 G qpdf: content Q 0 g q=㍍3(3a)^2S8(2b)^27(2a)^2+(3b)^2|s 3=9a^2S84b^24a^2+9b^23=5a^2S+85b^2.;1& msam10)p8+q"=5+5=10pdf: content Q n Qpdf: content Q Q qpdf: content Q Q qpdf: content Q q qpdf: content Q 0.5 g qpdf: content Q q qpdf: content Q 0.5 g q&pdf: content Q -80.30193 53.37744 m q&pdf: content Q -97.90599 53.37744 l qMpdf: content Q -100.11769 53.37744 -101.8911 51.60403 -101.8911 49.39233 c q&pdf: content Q -101.8911 41.30351 l qJpdf: content Q -101.8911 39.0918 -100.11769 37.3184 -97.90599 37.3184 c q%pdf: content Q -80.30193 37.3184 l qJpdf: content Q -78.09021 37.3184 -76.31682 39.0918 -76.31682 41.30351 c q&pdf: content Q -76.31682 49.39233 l qLpdf: content Q -76.31682 51.60403 -78.09021 53.37744 -80.30193 53.37744 c qpdf: content Q h q%pdf: content Q -101.8911 37.3184 m qpdf: content Q f qpdf: content Q Q qpdf: content Q q q7pdf: content Q 1.0 0.0 0.0 1.0 -98.57053 41.80646 cm q#pdf: content Q q -1 0 0 -1 0 0 cm q$pdf: content -1 0 0 -1 0 0 cm 3 Tr qǮXpdf: content Q 0 Tr qpdf: content Q 1 G qpdf: content Q 1 g q @ +͎pdf: content Q n Qpdf: content Q Q qpdf: content Q Q qpdf: content Q Q qpdf: content Q n qpdf: content Q Q qpdf: content n Qcolor push gray 0Ήן32jVk color popLR1pdf:pagesize width 597.50787pt height 845.04684pt*>color push gray 0fdfi׎ color pop*>} NXeruЀʲ3a8<$l1lwfe (֍2 GbruЀ,>ru3B3a8+<$l1lwfe (֍2 GbruЀ_u1 $%T{ 2  @ % ;4üǮ( & 2T{Ǯj- @ +jǮ)7y؍D ׎ 3a^2S<$l1lwfe (֍4 Gb^2o$ ؎~%3a^2S<$l1lwfe (֍2 Gb^2捍 َ 6a^2S<$l1lwfe (֍4 Gb^2o$ ڎ~%9a^2S<$l1lwfe (֍2 Gb^2 ێpdf: content Q 3 Tr qǮXpdf: content Q 0 Tr qpdf: content qpdf: content Q q qpdf: content Q 0 G qpdf: content Q 0 g qpdf: content Q 0.3985 w qpdf: content Q q qpdf: content Q q qpdf: content Q q q6pdf: content Q 1.0 0.0 0.0 1.0 -9.45004 -9.10004 cm q#pdf: content Q q -1 0 0 -1 0 0 cm q$pdf: content -1 0 0 -1 0 0 cm 3 Tr qǮXpdf: content Q 0 Tr qpdf: content Q 0 G qpdf: content Q 0 g qx:gsave x:scale .7 .7N/usr/local/texlive/2009/../texmf-local/tex/latex/local/images/correct_mark.pdf x:grestorepdf: content Q n Qpdf: content Q Q qpdf: content Q Q qpdf: content Q Q qpdf: content Q n qpdf: content Q Q qpdf: content n Q 9a^2S<$l1lwfe (֍4 Gb^2~.k|pdf: content Q 3 Tr qǮXpdf: content Q 0 Tr qpdf: content qpdf: content Q q qpdf: content Q 0 G qpdf: content Q 0 g qpdf: content Q 0.3985 w qpdf: content Q q qpdf: content Q q qpdf: content Q 0.5 G qpdf: content Q 0.9 g qpdf: content Q 1.19553 w qpdf: content Q q qpdf: content Q 0.5 G qpdf: content Q 0.9 g qpdf: content Q 1.19553 w q&pdf: content Q 107.47026 27.37004 m q'pdf: content Q -107.47026 27.37004 l qOpdf: content Q -109.68196 27.37004 -111.45537 25.59665 -111.45537 23.38493 c q(pdf: content Q -111.45537 -23.38493 l qRpdf: content Q -111.45537 -25.59665 -109.68196 -27.37004 -107.47026 -27.37004 c q'pdf: content Q 107.47026 -27.37004 l qOpdf: content Q 109.68196 -27.37004 111.45537 -25.59665 111.45537 -23.38493 c q&pdf: content Q 111.45537 23.38493 l qLpdf: content Q 111.45537 25.59665 109.68196 27.37004 107.47026 27.37004 c qpdf: content Q h q(pdf: content Q -111.45537 -27.37004 m qpdf: content Q B qpdf: content Q Q qpdf: content Q q q8pdf: content Q 1.0 0.0 0.0 1.0 -103.48515 -2.49069 cm q#pdf: content Q q -1 0 0 -1 0 0 cm q$pdf: content -1 0 0 -1 0 0 cm 3 Tr qǮXpdf: content Q 0 Tr qpdf: content Q 0 G qpdf: content Q 0 g q(3a)^2S8ruЀ<$ 1 wfe (֍2IbruЀ?I2"Բ=9a^2<$l1lwfe (֍4 Gb^2pdf: content Q n Qpdf: content Q Q qpdf: content Q Q qpdf: content Q q qpdf: content Q 0.5 g qpdf: content Q q qpdf: content Q 0.5 g q&pdf: content Q -80.30193 35.99731 m q&pdf: content Q -97.90599 35.99731 l qLpdf: content Q -100.11769 35.99731 -101.8911 34.22392 -101.8911 32.0122 c q&pdf: content Q -101.8911 23.92339 l qMpdf: content Q -101.8911 21.71169 -100.11769 19.93828 -97.90599 19.93828 c q&pdf: content Q -80.30193 19.93828 l qLpdf: content Q -78.09021 19.93828 -76.31682 21.71169 -76.31682 23.92339 c q%pdf: content Q -76.31682 32.0122 l qLpdf: content Q -76.31682 34.22392 -78.09021 35.99731 -80.30193 35.99731 c qpdf: content Q h q&pdf: content Q -101.8911 19.93828 m qpdf: content Q f qpdf: content Q Q qpdf: content Q q q7pdf: content Q 1.0 0.0 0.0 1.0 -98.57053 24.42633 cm q#pdf: content Q q -1 0 0 -1 0 0 cm q$pdf: content -1 0 0 -1 0 0 cm 3 Tr qǮXpdf: content Q 0 Tr qpdf: content Q 1 G qpdf: content Q 1 g q @ +͎pdf: content Q n Qpdf: content Q Q qpdf: content Q Q qpdf: content Q Q qpdf: content Q n qpdf: content Q Q qpdf: content n Q ?+D RyXe  1T{  $e 2 +r 9 @ () (- 2  2 = R򞍍4h)color push gray 0 color pop9h)x:gsavex:scale 0.22385 0.22385N/DBR_NFS/DBR_Repository/logoDirectory/auxiliary/1/189/170/1125401713024594.png x:grestore4üǮ( & 2T{Ǯj- 3 @Ǯ)7y؍D ׎ 28x^2S+822x+4o$ ؎~%28x^2S812x+4捍 َpdf: content Q 3 Tr qǮXpdf: content Q 0 Tr qpdf: content qpdf: content Q q qpdf: content Q 0 G qpdf: content Q 0 g qpdf: content Q 0.3985 w qpdf: content Q q qpdf: content Q q qpdf: content Q q q6pdf: content Q 1.0 0.0 0.0 1.0 -9.45004 -9.10004 cm q#pdf: content Q q -1 0 0 -1 0 0 cm q$pdf: content -1 0 0 -1 0 0 cm 3 Tr qǮXpdf: content Q 0 Tr qpdf: content Q 0 G qpdf: content Q 0 g qx:gsave x:scale .7 .7N/usr/local/texlive/2009/../texmf-local/tex/latex/local/images/correct_mark.pdf x:grestorepdf: content Q n Qpdf: content Q Q qpdf: content Q Q qpdf: content Q Q qpdf: content Q n qpdf: content Q Q qpdf: content n Q 28x^2S822x+4o$ ڎ~%10x^2S822x+4 ێ 11x^2S812x4T(kZwpdf: content Q 3 Tr qǮXpdf: content Q 0 Tr qpdf: content qpdf: content Q q qpdf: content Q 0 G qpdf: content Q 0 g qpdf: content Q 0.3985 w qpdf: content Q q qpdf: content Q q qpdf: content Q 0.5 G qpdf: content Q 0.9 g qpdf: content Q 1.19553 w qpdf: content Q q qpdf: content Q 0.5 G qpdf: content Q 0.9 g qpdf: content Q 1.19553 w q&pdf: content Q 107.47026 36.90869 m q'pdf: content Q -107.47026 36.90869 l qOpdf: content Q -109.68196 36.90869 -111.45537 35.13528 -111.45537 32.92358 c q(pdf: content Q -111.45537 -32.92358 l qRpdf: content Q -111.45537 -35.13528 -109.68196 -36.90869 -107.47026 -36.90869 c q'pdf: content Q 107.47026 -36.90869 l qOpdf: content Q 109.68196 -36.90869 111.45537 -35.13528 111.45537 -32.92358 c q&pdf: content Q 111.45537 32.92358 l qLpdf: content Q 111.45537 35.13528 109.68196 36.90869 107.47026 36.90869 c qpdf: content Q h q(pdf: content Q -111.45537 -36.90869 m qpdf: content Q B qpdf: content Q Q qpdf: content Q q q8pdf: content Q 1.0 0.0 0.0 1.0 -103.48515 -2.49069 cm q#pdf: content Q q -1 0 0 -1 0 0 cm q$pdf: content -1 0 0 -1 0 0 cm 3 Tr qǮXpdf: content Q 0 Tr qpdf: content Q 0 G qpdf: content Q 0 g q +r 9 @ () (- 2  # 2  2 = 7xUE2Ǯ- + # 2 Ꭴ 2 =T{4x82 2 <  +r 9 @ () (- 2  2 =(7x82)(4x2)=28x^2S822x+4pdf: content Q n Qpdf: content Q Q qpdf: content Q Q qpdf: content Q q qpdf: content Q 0.5 g qpdf: content Q q qpdf: content Q 0.5 g q&pdf: content Q -80.30193 45.53596 m q&pdf: content Q -97.90599 45.53596 l qMpdf: content Q -100.11769 45.53596 -101.8911 43.76257 -101.8911 41.55086 c q&pdf: content Q -101.8911 33.46204 l qMpdf: content Q -101.8911 31.25034 -100.11769 29.47693 -97.90599 29.47693 c q&pdf: content Q -80.30193 29.47693 l qLpdf: content Q -78.09021 29.47693 -76.31682 31.25034 -76.31682 33.46204 c q&pdf: content Q -76.31682 41.55086 l qLpdf: content Q -76.31682 43.76257 -78.09021 45.53596 -80.30193 45.53596 c qpdf: content Q h q&pdf: content Q -101.8911 29.47693 m qpdf: content Q f qpdf: content Q Q qpdf: content Q q q7pdf: content Q 1.0 0.0 0.0 1.0 -98.57053 33.96498 cm q#pdf: content Q q -1 0 0 -1 0 0 cm q$pdf: content -1 0 0 -1 0 0 cm 3 Tr qǮXpdf: content Q 0 Tr qpdf: content Q 1 G qpdf: content Q 1 g q @ +͎pdf: content Q n Qpdf: content Q Q qpdf: content Q Q qpdf: content Q Q qpdf: content Q n qpdf: content Q Q qpdf: content n QHcolor push gray 0ff color pop*>+ՆD RRX ,*b 4m 2 ͛;  3 1  1  $e  “ 2< @ 'i 2< *a 2 '3xT{K > 2! 2 +U  @ 2  &֐ 1  # 2  2 =yT{K Z(3x/>'y[ٲ)~ A 2 <  ן + # 2~  2 =~yT{K2y 3 0 +ő~ +q # 1]~  &֓ 1펡' $u   #T{ @ 0 <   & 2  2 = Uꍍ["color push gray 0 color pop`"x:gsavex:scale 0.1 0.1N/DBR_NFS/DBR_Repository/logoDirectory/auxiliary/2/31/212/10881752094171191.png x:grestoreǮ( & 2T{Ǯj- 3 @Ǯ)PuЇ^ |n ׎/|o9x^2S+86xy+y[ٟ^2L(T{K^#R[/usr/local/texlive/2009/texmf-dist/fonts/opentype/public/lm/lmroman7-regular.otf]k{)捍 |n ؎/|o9x^2S86xy+y[ٟ^2L(T{K^k{) |n َ/|o6x^2S8y[ٟ^2L(T{K^k{) |n ڎ%|opdf: content Q 3 Tr qǮXpdf: content Q 0 Tr qpdf: content qpdf: content Q q qpdf: content Q 0 G qpdf: content Q 0 g qpdf: content Q 0.3985 w qpdf: content Q q qpdf: content Q q qpdf: content Q q q6pdf: content Q 1.0 0.0 0.0 1.0 -9.45004 -9.10004 cm q#pdf: content Q q -1 0 0 -1 0 0 cm q$pdf: content -1 0 0 -1 0 0 cm 3 Tr qǮXpdf: content Q 0 Tr qpdf: content Q 0 G qpdf: content Q 0 g qx:gsave x:scale .7 .7N/usr/local/texlive/2009/../texmf-local/tex/latex/local/images/correct_mark.pdf x:grestorepdf: content Q n Qpdf: content Q Q qpdf: content Q Q qpdf: content Q Q qpdf: content Q n qpdf: content Q Q qpdf: content n Q/|o9x^2S8y[ٟ^2L(T{K^k{) |n ێ/|o9x^2S+8y[ٟ^2L(T{K^k{)PZwpdf: content Q 3 Tr qǮXpdf: content Q 0 Tr qpdf: content qpdf: content Q q qpdf: content Q 0 G qpdf: content Q 0 g qpdf: content Q 0.3985 w qpdf: content Q q qpdf: content Q q qpdf: content Q 0.5 G qpdf: content Q 0.9 g qpdf: content Q 1.19553 w qpdf: content Q q qpdf: content Q 0.5 G qpdf: content Q 0.9 g qpdf: content Q 1.19553 w q&pdf: content Q 107.47026 36.90869 m q'pdf: content Q -107.47026 36.90869 l qOpdf: content Q -109.68196 36.90869 -111.45537 35.13528 -111.45537 32.92358 c q(pdf: content Q -111.45537 -32.92358 l qRpdf: content Q -111.45537 -35.13528 -109.68196 -36.90869 -107.47026 -36.90869 c q'pdf: content Q 107.47026 -36.90869 l qOpdf: content Q 109.68196 -36.90869 111.45537 -35.13528 111.45537 -32.92358 c q&pdf: content Q 111.45537 32.92358 l qLpdf: content Q 111.45537 35.13528 109.68196 36.90869 107.47026 36.90869 c qpdf: content Q h q(pdf: content Q -111.45537 -36.90869 m qpdf: content Q B qpdf: content Q Q qpdf: content Q q q8pdf: content Q 1.0 0.0 0.0 1.0 -103.48515 -2.49069 cm q#pdf: content Q q -1 0 0 -1 0 0 cm q$pdf: content -1 0 0 -1 0 0 cm 3 Tr qǮXpdf: content Q 0 Tr qpdf: content Q 0 G qpdf: content Q 0 g q5 'if @ ś  &֓ 2  # 2  2 =3x_!+_"y[ٲ(p+T{KoDz)Ǯ- + # 2 b 2 =#3xy[ٲ(p+T{KoDz)" 2c < & ٓ "% +ő" 'i @ ő#  &֓ 2  2 =T{(3x8+y[ٲ)(3xy)=9x^2S8y^2L(p+T{K^km)T{ 2 < pdf: content Q n Qpdf: content Q Q qpdf: content Q Q qpdf: content Q q qpdf: content Q 0.5 g qpdf: content Q q qpdf: content Q 0.5 g q&pdf: content Q -80.30193 45.53596 m q&pdf: content Q -97.90599 45.53596 l qMpdf: content Q -100.11769 45.53596 -101.8911 43.76257 -101.8911 41.55086 c q&pdf: content Q -101.8911 33.46204 l qMpdf: content Q -101.8911 31.25034 -100.11769 29.47693 -97.90599 29.47693 c q&pdf: content Q -80.30193 29.47693 l qLpdf: content Q -78.09021 29.47693 -76.31682 31.25034 -76.31682 33.46204 c q&pdf: content Q -76.31682 41.55086 l qLpdf: content Q -76.31682 43.76257 -78.09021 45.53596 -80.30193 45.53596 c qpdf: content Q h q&pdf: content Q -101.8911 29.47693 m qpdf: content Q f qpdf: content Q Q qpdf: content Q q q7pdf: content Q 1.0 0.0 0.0 1.0 -98.57053 33.96498 cm q#pdf: content Q q -1 0 0 -1 0 0 cm q$pdf: content -1 0 0 -1 0 0 cm 3 Tr qǮXpdf: content Q 0 Tr qpdf: content Q 1 G qpdf: content Q 1 g q @ +͎pdf: content Q n Qpdf: content Q Q qpdf: content Q Q qpdf: content Q Q qpdf: content Q n qpdf: content Q Q qpdf: content n Qcolor push gray 0Ήן32jVj color pop1pdf:pagesize width 597.50787pt height 845.04684pt*>color push gray 0fdfi׎ color pop*>+D RkXe(axԸӲ2)(7x+b) $% 2 œ @ - 2cx^2$F+10x16 2%e <  M +j ,Ma;b;cM 0y  @ 0a*+b*+cM 2  1  @ 0 < "%>Ǯ( & 2T{Ǯj- 3 @Ǯ)ޟpdf: content Q 3 Tr qǮXpdf: content Q 0 Tr qpdf: content qpdf: content Q q qpdf: content Q 0 G qpdf: content Q 0 g qpdf: content Q 0.3985 w qpdf: content Q q qpdf: content Q q qpdf: content Q q q6pdf: content Q 1.0 0.0 0.0 1.0 -18.9001 -4.90001 cm q#pdf: content Q q -1 0 0 -1 0 0 cm q$pdf: content -1 0 0 -1 0 0 cm 3 Tr qǮXpdf: content Q 0 Tr qpdf: content Q 0 G qpdf: content Q 0 g qx:gsave x:scale .7 .7U/usr/local/texlive/2009/../texmf-local/tex/latex/local/images/subject_user_answer.pdf x:grestorepdf: content Q n Qpdf: content Q Q qpdf: content Q Q qpdf: content Q Q qpdf: content Q n qpdf: content Q Q qpdf: content n Q4ޟepdf: content Q 3 Tr qǮXpdf: content Q 0 Tr qpdf: content qpdf: content Q q qpdf: content Q 0 G qpdf: content Q 0 g qpdf: content Q 0.3985 w qpdf: content Q q qpdf: content Q q qpdf: content Q q q6pdf: content Q 1.0 0.0 0.0 1.0 -18.9001 -5.25002 cm q#pdf: content Q q -1 0 0 -1 0 0 cm q$pdf: content -1 0 0 -1 0 0 cm 3 Tr qǮXpdf: content Q 0 Tr qpdf: content Q 0 G qpdf: content Q 0 g qx:gsave x:scale .7 .7X/usr/local/texlive/2009/../texmf-local/tex/latex/local/images/subject_correct_answer.pdf x:grestorepdf: content Q n Qpdf: content Q Q qpdf: content Q Q qpdf: content Q Q qpdf: content Q n qpdf: content Q Q qpdf: content n Q+U32+=k럹pdf: content Q 3 Tr qǮXpdf: content Q 0 Tr qpdf: content qpdf: content Q q qpdf: content Q 0 G qpdf: content Q 0 g qpdf: content Q 0.3985 w qpdf: content Q q qpdf: content Q q qpdf: content Q 0.5 G qpdf: content Q 0.9 g qpdf: content Q 1.19553 w qpdf: content Q q qpdf: content Q 0.5 G qpdf: content Q 0.9 g qpdf: content Q 1.19553 w q%pdf: content Q 107.47026 69.1961 m q&pdf: content Q -107.47026 69.1961 l qKpdf: content Q -109.68196 69.1961 -111.45537 67.4227 -111.45537 65.211 c q&pdf: content Q -111.45537 -65.211 l qOpdf: content Q -111.45537 -67.4227 -109.68196 -69.1961 -107.47026 -69.1961 c q&pdf: content Q 107.47026 -69.1961 l qKpdf: content Q 109.68196 -69.1961 111.45537 -67.4227 111.45537 -65.211 c q$pdf: content Q 111.45537 65.211 l qIpdf: content Q 111.45537 67.4227 109.68196 69.1961 107.47026 69.1961 c qpdf: content Q h q'pdf: content Q -111.45537 -69.1961 m qpdf: content Q B qpdf: content Q Q qpdf: content Q q q8pdf: content Q 1.0 0.0 0.0 1.0 -103.48515 -2.49069 cm q#pdf: content Q q -1 0 0 -1 0 0 cm q$pdf: content -1 0 0 -1 0 0 cm 3 Tr qǮXpdf: content Q 0 Tr qpdf: content Q 0 G qpdf: content Q 0 g q/r(ax82)(7x+b)=7ax^2S+8(ab14)x2b7ax^2S+8(ab14)x2b=cx^2+810x1682b=16;;)b=8ab814=10;8a814=10;8a=24;;)a=37a=c;;)c=21)a=3;#b=8;c=21)a8+b+c=32pdf: content Q n Qpdf: content Q Q qpdf: content Q Q qpdf: content Q q qpdf: content Q 0.5 g qpdf: content Q q qpdf: content Q 0.5 g q&pdf: content Q -80.30193 77.82338 m q&pdf: content Q -97.90599 77.82338 l qMpdf: content Q -100.11769 77.82338 -101.8911 76.04997 -101.8911 73.83827 c q&pdf: content Q -101.8911 65.74945 l qMpdf: content Q -101.8911 63.53773 -100.11769 61.76434 -97.90599 61.76434 c q&pdf: content Q -80.30193 61.76434 l qLpdf: content Q -78.09021 61.76434 -76.31682 63.53773 -76.31682 65.74945 c q&pdf: content Q -76.31682 73.83827 l qLpdf: content Q -76.31682 76.04997 -78.09021 77.82338 -80.30193 77.82338 c qpdf: content Q h q&pdf: content Q -101.8911 61.76434 m qpdf: content Q f qpdf: content Q Q qpdf: content Q q q6pdf: content Q 1.0 0.0 0.0 1.0 -98.57053 66.2524 cm q#pdf: content Q q -1 0 0 -1 0 0 cm q$pdf: content -1 0 0 -1 0 0 cm 3 Tr qǮXpdf: content Q 0 Tr qpdf: content Q 1 G qpdf: content Q 1 g q @ +͎pdf: content Q n Qpdf: content Q Q qpdf: content Q Q qpdf: content Q Q qpdf: content Q n qpdf: content Q Q qpdf: content n Q7+D RjXe(2x7y۲+4)(3x+y[ٲ)$ $% 2 Ő @1 1$ <  %/y 2$ m , $%e  @ 0 < "%xf Ǯ( & 2T{Ǯj- 3 @Ǯ)ޟpdf: content Q 3 Tr qǮXpdf: content Q 0 Tr qpdf: content qpdf: content Q q qpdf: content Q 0 G qpdf: content Q 0 g qpdf: content Q 0.3985 w qpdf: content Q q qpdf: content Q q qpdf: content Q q q6pdf: content Q 1.0 0.0 0.0 1.0 -18.9001 -4.90001 cm q#pdf: content Q q -1 0 0 -1 0 0 cm q$pdf: content -1 0 0 -1 0 0 cm 3 Tr qǮXpdf: content Q 0 Tr qpdf: content Q 0 G qpdf: content Q 0 g qx:gsave x:scale .7 .7U/usr/local/texlive/2009/../texmf-local/tex/latex/local/images/subject_user_answer.pdf x:grestorepdf: content Q n Qpdf: content Q Q qpdf: content Q Q qpdf: content Q Q qpdf: content Q n qpdf: content Q Q qpdf: content n Q4ޟepdf: content Q 3 Tr qǮXpdf: content Q 0 Tr qpdf: content qpdf: content Q q qpdf: content Q 0 G qpdf: content Q 0 g qpdf: content Q 0.3985 w qpdf: content Q q qpdf: content Q q qpdf: content Q q q6pdf: content Q 1.0 0.0 0.0 1.0 -18.9001 -5.25002 cm q#pdf: content Q q -1 0 0 -1 0 0 cm q$pdf: content -1 0 0 -1 0 0 cm 3 Tr qǮXpdf: content Q 0 Tr qpdf: content Q 0 G qpdf: content Q 0 g qx:gsave x:scale .7 .7X/usr/local/texlive/2009/../texmf-local/tex/latex/local/images/subject_correct_answer.pdf x:grestorepdf: content Q n Qpdf: content Q Q qpdf: content Q Q qpdf: content Q Q qpdf: content Q n qpdf: content Q Q qpdf: content n Q+U4_kpdf: content Q 3 Tr qǮXpdf: content Q 0 Tr qpdf: content qpdf: content Q q qpdf: content Q 0 G qpdf: content Q 0 g qpdf: content Q 0.3985 w qpdf: content Q q qpdf: content Q q qpdf: content Q 0.5 G qpdf: content Q 0.9 g qpdf: content Q 1.19553 w qpdf: content Q q qpdf: content Q 0.5 G qpdf: content Q 0.9 g qpdf: content Q 1.19553 w q%pdf: content Q 107.47026 28.2646 m q&pdf: content Q -107.47026 28.2646 l qLpdf: content Q -109.68196 28.2646 -111.45537 26.4912 -111.45537 24.2795 c q'pdf: content Q -111.45537 -24.2795 l qOpdf: content Q -111.45537 -26.4912 -109.68196 -28.2646 -107.47026 -28.2646 c q&pdf: content Q 107.47026 -28.2646 l qLpdf: content Q 109.68196 -28.2646 111.45537 -26.4912 111.45537 -24.2795 c q%pdf: content Q 111.45537 24.2795 l qIpdf: content Q 111.45537 26.4912 109.68196 28.2646 107.47026 28.2646 c qpdf: content Q h q'pdf: content Q -111.45537 -28.2646 m qpdf: content Q B qpdf: content Q Q qpdf: content Q q q8pdf: content Q 1.0 0.0 0.0 1.0 -103.48515 -2.49069 cm q#pdf: content Q q -1 0 0 -1 0 0 cm q$pdf: content -1 0 0 -1 0 0 cm 3 Tr qǮXpdf: content Q 0 Tr qpdf: content Q 0 G qpdf: content Q 0 g qE(2x2I2J7y"+4)(3x+y[ٲ)=6x^2+2xy"2J21xy7y[ٟ^2 +12x8+4y"=6x^2S19xy7y[ٟ^2,+12x+4ypdf: content Q n Qpdf: content Q Q qpdf: content Q Q qpdf: content Q q qpdf: content Q 0.5 g qpdf: content Q q qpdf: content Q 0.5 g q&pdf: content Q -80.30193 36.89188 m q&pdf: content Q -97.90599 36.89188 l qMpdf: content Q -100.11769 36.89188 -101.8911 35.11848 -101.8911 32.90677 c q&pdf: content Q -101.8911 24.81795 l qMpdf: content Q -101.8911 22.60625 -100.11769 20.83284 -97.90599 20.83284 c q&pdf: content Q -80.30193 20.83284 l qLpdf: content Q -78.09021 20.83284 -76.31682 22.60625 -76.31682 24.81795 c q&pdf: content Q -76.31682 32.90677 l qLpdf: content Q -76.31682 35.11848 -78.09021 36.89188 -80.30193 36.89188 c qpdf: content Q h q&pdf: content Q -101.8911 20.83284 m qpdf: content Q f qpdf: content Q Q qpdf: content Q q q7pdf: content Q 1.0 0.0 0.0 1.0 -98.57053 25.32089 cm q#pdf: content Q q -1 0 0 -1 0 0 cm q$pdf: content -1 0 0 -1 0 0 cm 3 Tr qǮXpdf: content Q 0 Tr qpdf: content Q 1 G qpdf: content Q 1 g q @ +͎pdf: content Q n Qpdf: content Q Q qpdf: content Q Q qpdf: content Q Q qpdf: content Q n qpdf: content Q Q qpdf: content n Qҍ+D R9Xe(4xgg5y̲+3)(x+3y[ٲ) $% 2z œ @1y 1 <  xy 2 m ,z $%e  @ 0 < "%xf Ǯ( & 2T{Ǯj- 3 @Ǯ)ޟpdf: content Q 3 Tr qǮXpdf: content Q 0 Tr qpdf: content qpdf: content Q q qpdf: content Q 0 G qpdf: content Q 0 g qpdf: content Q 0.3985 w qpdf: content Q q qpdf: content Q q qpdf: content Q q q6pdf: content Q 1.0 0.0 0.0 1.0 -18.9001 -4.90001 cm q#pdf: content Q q -1 0 0 -1 0 0 cm q$pdf: content -1 0 0 -1 0 0 cm 3 Tr qǮXpdf: content Q 0 Tr qpdf: content Q 0 G qpdf: content Q 0 g qx:gsave x:scale .7 .7U/usr/local/texlive/2009/../texmf-local/tex/latex/local/images/subject_user_answer.pdf x:grestorepdf: content Q n Qpdf: content Q Q qpdf: content Q Q qpdf: content Q Q qpdf: content Q n qpdf: content Q Q qpdf: content n Q4ޟepdf: content Q 3 Tr qǮXpdf: content Q 0 Tr qpdf: content qpdf: content Q q qpdf: content Q 0 G qpdf: content Q 0 g qpdf: content Q 0.3985 w qpdf: content Q q qpdf: content Q q qpdf: content Q q q6pdf: content Q 1.0 0.0 0.0 1.0 -18.9001 -5.25002 cm q#pdf: content Q q -1 0 0 -1 0 0 cm q$pdf: content -1 0 0 -1 0 0 cm 3 Tr qǮXpdf: content Q 0 Tr qpdf: content Q 0 G qpdf: content Q 0 g qx:gsave x:scale .7 .7X/usr/local/texlive/2009/../texmf-local/tex/latex/local/images/subject_correct_answer.pdf x:grestorepdf: content Q n Qpdf: content Q Q qpdf: content Q Q qpdf: content Q Q qpdf: content Q n qpdf: content Q Q qpdf: content n Q+U7_kpdf: content Q 3 Tr qǮXpdf: content Q 0 Tr qpdf: content qpdf: content Q q qpdf: content Q 0 G qpdf: content Q 0 g qpdf: content Q 0.3985 w qpdf: content Q q qpdf: content Q q qpdf: content Q 0.5 G qpdf: content Q 0.9 g qpdf: content Q 1.19553 w qpdf: content Q q qpdf: content Q 0.5 G qpdf: content Q 0.9 g qpdf: content Q 1.19553 w q%pdf: content Q 107.47026 28.2646 m q&pdf: content Q -107.47026 28.2646 l qLpdf: content Q -109.68196 28.2646 -111.45537 26.4912 -111.45537 24.2795 c q'pdf: content Q -111.45537 -24.2795 l qOpdf: content Q -111.45537 -26.4912 -109.68196 -28.2646 -107.47026 -28.2646 c q&pdf: content Q 107.47026 -28.2646 l qLpdf: content Q 109.68196 -28.2646 111.45537 -26.4912 111.45537 -24.2795 c q%pdf: content Q 111.45537 24.2795 l qIpdf: content Q 111.45537 26.4912 109.68196 28.2646 107.47026 28.2646 c qpdf: content Q h q'pdf: content Q -111.45537 -28.2646 m qpdf: content Q B qpdf: content Q Q qpdf: content Q q q8pdf: content Q 1.0 0.0 0.0 1.0 -103.48515 -2.49069 cm q#pdf: content Q q -1 0 0 -1 0 0 cm q$pdf: content -1 0 0 -1 0 0 cm 3 Tr qǮXpdf: content Q 0 Tr qpdf: content Q 0 G qpdf: content Q 0 g qE(4xӸ5y++3)(x+3y[ٲ)=4x^2LF+12xyԲ5xy15y[ٟ^2+3x8+9y"=4x^2S+7xy15y[ٟ^2,+3x+9ypdf: content Q n Qpdf: content Q Q qpdf: content Q Q qpdf: content Q q qpdf: content Q 0.5 g qpdf: content Q q qpdf: content Q 0.5 g q&pdf: content Q -80.30193 36.89188 m q&pdf: content Q -97.90599 36.89188 l qMpdf: content Q -100.11769 36.89188 -101.8911 35.11848 -101.8911 32.90677 c q&pdf: content Q -101.8911 24.81795 l qMpdf: content Q -101.8911 22.60625 -100.11769 20.83284 -97.90599 20.83284 c q&pdf: content Q -80.30193 20.83284 l qLpdf: content Q -78.09021 20.83284 -76.31682 22.60625 -76.31682 24.81795 c q&pdf: content Q -76.31682 32.90677 l qLpdf: content Q -76.31682 35.11848 -78.09021 36.89188 -80.30193 36.89188 c qpdf: content Q h q&pdf: content Q -101.8911 20.83284 m qpdf: content Q f qpdf: content Q Q qpdf: content Q q q7pdf: content Q 1.0 0.0 0.0 1.0 -98.57053 25.32089 cm q#pdf: content Q q -1 0 0 -1 0 0 cm q$pdf: content -1 0 0 -1 0 0 cm 3 Tr qǮXpdf: content Q 0 Tr qpdf: content Q 1 G qpdf: content Q 1 g q @ +͎pdf: content Q n Qpdf: content Q Q qpdf: content Q Q qpdf: content Q Q qpdf: content Q n qpdf: content Q Q qpdf: content n QHcolor push gray 0ff color pop*>+ՆD R8X?x  +{  - 1{ 2 1R @ 0{(xS+Sa)(x+5) $%{ 2 œ @ - 2'x^2+;bx<15B- 2 < BI 2 <  B2 +j ,a;bB. 2  1  @ 0 < "%LǮ( & 2T{Ǯj- 3 @Ǯ)3updf: content Q 3 Tr qǮXpdf: content Q 0 Tr qpdf: content qpdf: content Q q qpdf: content Q 0 G qpdf: content Q 0 g qpdf: content Q 0.3985 w qpdf: content Q q qpdf: content Q q qpdf: content Q q q6pdf: content Q 1.0 0.0 0.0 1.0 -18.9001 -4.90001 cm q#pdf: content Q q -1 0 0 -1 0 0 cm q$pdf: content -1 0 0 -1 0 0 cm 3 Tr qǮXpdf: content Q 0 Tr qpdf: content Q 0 G qpdf: content Q 0 g qx:gsave x:scale .7 .7U/usr/local/texlive/2009/../texmf-local/tex/latex/local/images/subject_user_answer.pdf x:grestorepdf: content Q n Qpdf: content Q Q qpdf: content Q Q qpdf: content Q Q qpdf: content Q n qpdf: content Q Q qpdf: content n Q43uepdf: content Q 3 Tr qǮXpdf: content Q 0 Tr qpdf: content qpdf: content Q q qpdf: content Q 0 G qpdf: content Q 0 g qpdf: content Q 0.3985 w qpdf: content Q q qpdf: content Q q qpdf: content Q q q6pdf: content Q 1.0 0.0 0.0 1.0 -18.9001 -5.25002 cm q#pdf: content Q q -1 0 0 -1 0 0 cm q$pdf: content -1 0 0 -1 0 0 cm 3 Tr qǮXpdf: content Q 0 Tr qpdf: content Q 0 G qpdf: content Q 0 g qx:gsave x:scale .7 .7X/usr/local/texlive/2009/../texmf-local/tex/latex/local/images/subject_correct_answer.pdf x:grestorepdf: content Q n Qpdf: content Q Q qpdf: content Q Q qpdf: content Q Q qpdf: content Q n qpdf: content Q Q qpdf: content n QMa=3;#b=2tMpdf: content Q 3 Tr qǮXpdf: content Q 0 Tr qpdf: content qpdf: content Q q qpdf: content Q 0 G qpdf: content Q 0 g qpdf: content Q 0.3985 w qpdf: content Q q qpdf: content Q q qpdf: content Q 0.5 G qpdf: content Q 0.9 g qpdf: content Q 1.19553 w qpdf: content Q q qpdf: content Q 0.5 G qpdf: content Q 0.9 g qpdf: content Q 1.19553 w q&pdf: content Q 107.47026 44.92894 m q'pdf: content Q -107.47026 44.92894 l qOpdf: content Q -109.68196 44.92894 -111.45537 43.15553 -111.45537 40.94383 c q(pdf: content Q -111.45537 -40.94383 l qRpdf: content Q -111.45537 -43.15553 -109.68196 -44.92894 -107.47026 -44.92894 c q'pdf: content Q 107.47026 -44.92894 l qOpdf: content Q 109.68196 -44.92894 111.45537 -43.15553 111.45537 -40.94383 c q&pdf: content Q 111.45537 40.94383 l qLpdf: content Q 111.45537 43.15553 109.68196 44.92894 107.47026 44.92894 c qpdf: content Q h q(pdf: content Q -111.45537 -44.92894 m qpdf: content Q B qpdf: content Q Q qpdf: content Q q q8pdf: content Q 1.0 0.0 0.0 1.0 -103.48515 -2.49069 cm q#pdf: content Q q -1 0 0 -1 0 0 cm q$pdf: content -1 0 0 -1 0 0 cm 3 Tr qǮXpdf: content Q 0 Tr qpdf: content Q 0 G qpdf: content Q 0 g q4(x+a)(x+5)=x^2p"+(a+5)x+5a x^2p!+bx15 2 &i #a8+5=bT{Ǯ-5a=15T{ 2 <   "% +śT{a=3;883+5=b;#b=2 2 < pdf: content Q n Qpdf: content Q Q qpdf: content Q Q qpdf: content Q q qpdf: content Q 0.5 g qpdf: content Q q qpdf: content Q 0.5 g q&pdf: content Q -80.30193 53.55621 m q&pdf: content Q -97.90599 53.55621 l qKpdf: content Q -100.11769 53.55621 -101.8911 51.7828 -101.8911 49.5711 c q&pdf: content Q -101.8911 41.48228 l qMpdf: content Q -101.8911 39.27058 -100.11769 37.49718 -97.90599 37.49718 c q&pdf: content Q -80.30193 37.49718 l qLpdf: content Q -78.09021 37.49718 -76.31682 39.27058 -76.31682 41.48228 c q%pdf: content Q -76.31682 49.5711 l qKpdf: content Q -76.31682 51.7828 -78.09021 53.55621 -80.30193 53.55621 c qpdf: content Q h q&pdf: content Q -101.8911 37.49718 m qpdf: content Q f qpdf: content Q Q qpdf: content Q q q7pdf: content Q 1.0 0.0 0.0 1.0 -98.57053 41.98523 cm q#pdf: content Q q -1 0 0 -1 0 0 cm q$pdf: content -1 0 0 -1 0 0 cm 3 Tr qǮXpdf: content Q 0 Tr qpdf: content Q 1 G qpdf: content Q 1 g q @ +͎pdf: content Q n Qpdf: content Q Q qpdf: content Q Q qpdf: content Q Q qpdf: content Q n qpdf: content Q Q qpdf: content n Qȍ+ՆD ReX?x  +{  - 1{ 2 1R @ 0{(xS+S3)(x+a) $%{ 2 œ @ - 2'x^2˔+O!bx12u 2 < v 2  +j ,a; |b 2  1  @ 0 < "%LǮ( & 2T{Ǯj- 3 @Ǯ)3updf: content Q 3 Tr qǮXpdf: content Q 0 Tr qpdf: content qpdf: content Q q qpdf: content Q 0 G qpdf: content Q 0 g qpdf: content Q 0.3985 w qpdf: content Q q qpdf: content Q q qpdf: content Q q q6pdf: content Q 1.0 0.0 0.0 1.0 -18.9001 -4.90001 cm q#pdf: content Q q -1 0 0 -1 0 0 cm q$pdf: content -1 0 0 -1 0 0 cm 3 Tr qǮXpdf: content Q 0 Tr qpdf: content Q 0 G qpdf: content Q 0 g qx:gsave x:scale .7 .7U/usr/local/texlive/2009/../texmf-local/tex/latex/local/images/subject_user_answer.pdf x:grestorepdf: content Q n Qpdf: content Q Q qpdf: content Q Q qpdf: content Q Q qpdf: content Q n qpdf: content Q Q qpdf: content n Q3updf: content Q 3 Tr qǮXpdf: content Q 0 Tr qpdf: content qpdf: content Q q qpdf: content Q 0 G qpdf: content Q 0 g qpdf: content Q 0.3985 w qpdf: content Q q qpdf: content Q q qpdf: content Q q q6pdf: content Q 1.0 0.0 0.0 1.0 -18.9001 -4.90001 cm q#pdf: content Q q -1 0 0 -1 0 0 cm q$pdf: content -1 0 0 -1 0 0 cm 3 Tr qǮXpdf: content Q 0 Tr qpdf: content Q 0 G qpdf: content Q 0 g qx:gsave x:scale .7 .7U/usr/local/texlive/2009/../texmf-local/tex/latex/local/images/subject_user_answer.pdf x:grestorepdf: content Q n Qpdf: content Q Q qpdf: content Q Q qpdf: content Q Q qpdf: content Q n qpdf: content Q Q qpdf: content n Q43uepdf: content Q 3 Tr qǮXpdf: content Q 0 Tr qpdf: content qpdf: content Q q qpdf: content Q 0 G qpdf: content Q 0 g qpdf: content Q 0.3985 w qpdf: content Q q qpdf: content Q q qpdf: content Q q q6pdf: content Q 1.0 0.0 0.0 1.0 -18.9001 -5.25002 cm q#pdf: content Q q -1 0 0 -1 0 0 cm q$pdf: content -1 0 0 -1 0 0 cm 3 Tr qǮXpdf: content Q 0 Tr qpdf: content Q 0 G qpdf: content Q 0 g qx:gsave x:scale .7 .7X/usr/local/texlive/2009/../texmf-local/tex/latex/local/images/subject_correct_answer.pdf x:grestorepdf: content Q n Qpdf: content Q Q qpdf: content Q Q qpdf: content Q Q qpdf: content Q n qpdf: content Q Q qpdf: content n QMa=T{43uepdf: content Q 3 Tr qǮXpdf: content Q 0 Tr qpdf: content qpdf: content Q q qpdf: content Q 0 G qpdf: content Q 0 g qpdf: content Q 0.3985 w qpdf: content Q q qpdf: content Q q qpdf: content Q q q6pdf: content Q 1.0 0.0 0.0 1.0 -18.9001 -5.25002 cm q#pdf: content Q q -1 0 0 -1 0 0 cm q$pdf: content -1 0 0 -1 0 0 cm 3 Tr qǮXpdf: content Q 0 Tr qpdf: content Q 0 G qpdf: content Q 0 g qx:gsave x:scale .7 .7X/usr/local/texlive/2009/../texmf-local/tex/latex/local/images/subject_correct_answer.pdf x:grestorepdf: content Q n Qpdf: content Q Q qpdf: content Q Q qpdf: content Q Q qpdf: content Q n qpdf: content Q Q qpdf: content n QMb=T{1pڡpdf: content Q 3 Tr qǮXpdf: content Q 0 Tr qpdf: content qpdf: content Q q qpdf: content Q 0 G qpdf: content Q 0 g qpdf: content Q 0.3985 w qpdf: content Q q qpdf: content Q q qpdf: content Q 0.5 G qpdf: content Q 0.9 g qpdf: content Q 1.19553 w qpdf: content Q q qpdf: content Q 0.5 G qpdf: content Q 0.9 g qpdf: content Q 1.19553 w q&pdf: content Q 107.47026 36.63194 m q'pdf: content Q -107.47026 36.63194 l qOpdf: content Q -109.68196 36.63194 -111.45537 34.85854 -111.45537 32.64684 c q(pdf: content Q -111.45537 -32.64684 l qRpdf: content Q -111.45537 -34.85854 -109.68196 -36.63194 -107.47026 -36.63194 c q'pdf: content Q 107.47026 -36.63194 l qOpdf: content Q 109.68196 -36.63194 111.45537 -34.85854 111.45537 -32.64684 c q&pdf: content Q 111.45537 32.64684 l qLpdf: content Q 111.45537 34.85854 109.68196 36.63194 107.47026 36.63194 c qpdf: content Q h q(pdf: content Q -111.45537 -36.63194 m qpdf: content Q B qpdf: content Q Q qpdf: content Q q q8pdf: content Q 1.0 0.0 0.0 1.0 -103.48515 -2.49069 cm q#pdf: content Q q -1 0 0 -1 0 0 cm q$pdf: content -1 0 0 -1 0 0 cm 3 Tr qǮXpdf: content Q 0 Tr qpdf: content Q 0 G qpdf: content Q 0 g q,(x+3)(x+a)=x^2p"+(a+3)x+3a x^2p!+bx12 2 &i #T{a8+3=bǮ-3a=12 2 <   "% +śT{a=4Ǯ-48+3=b;#b=1 2 < pdf: content Q n Qpdf: content Q Q qpdf: content Q Q qpdf: content Q q qpdf: content Q 0.5 g qpdf: content Q q qpdf: content Q 0.5 g q&pdf: content Q -80.30193 45.25922 m q&pdf: content Q -97.90599 45.25922 l qMpdf: content Q -100.11769 45.25922 -101.8911 43.48581 -101.8911 41.27411 c q&pdf: content Q -101.8911 33.18529 l qMpdf: content Q -101.8911 30.97359 -100.11769 29.20018 -97.90599 29.20018 c q&pdf: content Q -80.30193 29.20018 l qLpdf: content Q -78.09021 29.20018 -76.31682 30.97359 -76.31682 33.18529 c q&pdf: content Q -76.31682 41.27411 l qLpdf: content Q -76.31682 43.48581 -78.09021 45.25922 -80.30193 45.25922 c qpdf: content Q h q&pdf: content Q -101.8911 29.20018 m qpdf: content Q f qpdf: content Q Q qpdf: content Q q q7pdf: content Q 1.0 0.0 0.0 1.0 -98.57053 33.68823 cm q#pdf: content Q q -1 0 0 -1 0 0 cm q$pdf: content -1 0 0 -1 0 0 cm 3 Tr qǮXpdf: content Q 0 Tr qpdf: content Q 1 G qpdf: content Q 1 g q @ +͎pdf: content Q n Qpdf: content Q Q qpdf: content Q Q qpdf: content Q Q qpdf: content Q n qpdf: content Q Q qpdf: content n Qcolor push gray 0Ήן32jV9 color pop1pdf:pagesize width 597.50787pt height 845.04684pt*>color push gray 0fdfi׎ color pop*>+D RdXe(ax6y[ٲ)^2o=25x^2-'+bxy +cy[ٟ^2Y 2% <  ;a+b+c 2e  1T{  @ 0 < "%U <  a>0T{V/Ǯ( & 2Ǯj- 3 @Ǯ)ޟpdf: content Q 3 Tr qǮXpdf: content Q 0 Tr qpdf: content qpdf: content Q q qpdf: content Q 0 G qpdf: content Q 0 g qpdf: content Q 0.3985 w qpdf: content Q q qpdf: content Q q qpdf: content Q q q6pdf: content Q 1.0 0.0 0.0 1.0 -18.9001 -4.90001 cm q#pdf: content Q q -1 0 0 -1 0 0 cm q$pdf: content -1 0 0 -1 0 0 cm 3 Tr qǮXpdf: content Q 0 Tr qpdf: content Q 0 G qpdf: content Q 0 g qx:gsave x:scale .7 .7U/usr/local/texlive/2009/../texmf-local/tex/latex/local/images/subject_user_answer.pdf x:grestorepdf: content Q n Qpdf: content Q Q qpdf: content Q Q qpdf: content Q Q qpdf: content Q n qpdf: content Q Q qpdf: content n Q4ޟepdf: content Q 3 Tr qǮXpdf: content Q 0 Tr qpdf: content qpdf: content Q q qpdf: content Q 0 G qpdf: content Q 0 g qpdf: content Q 0.3985 w qpdf: content Q q qpdf: content Q q qpdf: content Q q q6pdf: content Q 1.0 0.0 0.0 1.0 -18.9001 -5.25002 cm q#pdf: content Q q -1 0 0 -1 0 0 cm q$pdf: content -1 0 0 -1 0 0 cm 3 Tr qǮXpdf: content Q 0 Tr qpdf: content Q 0 G qpdf: content Q 0 g qx:gsave x:scale .7 .7X/usr/local/texlive/2009/../texmf-local/tex/latex/local/images/subject_correct_answer.pdf x:grestorepdf: content Q n Qpdf: content Q Q qpdf: content Q Q qpdf: content Q Q qpdf: content Q n qpdf: content Q Q qpdf: content n Q+U19kBpdf: content Q 3 Tr qǮXpdf: content Q 0 Tr qpdf: content qpdf: content Q q qpdf: content Q 0 G qpdf: content Q 0 g qpdf: content Q 0.3985 w qpdf: content Q q qpdf: content Q q qpdf: content Q 0.5 G qpdf: content Q 0.9 g qpdf: content Q 1.19553 w qpdf: content Q q qpdf: content Q 0.5 G qpdf: content Q 0.9 g qpdf: content Q 1.19553 w q%pdf: content Q 107.47026 61.9086 m q&pdf: content Q -107.47026 61.9086 l qMpdf: content Q -109.68196 61.9086 -111.45537 60.13521 -111.45537 57.9235 c q'pdf: content Q -111.45537 -57.9235 l qPpdf: content Q -111.45537 -60.13521 -109.68196 -61.9086 -107.47026 -61.9086 c q&pdf: content Q 107.47026 -61.9086 l qMpdf: content Q 109.68196 -61.9086 111.45537 -60.13521 111.45537 -57.9235 c q%pdf: content Q 111.45537 57.9235 l qJpdf: content Q 111.45537 60.13521 109.68196 61.9086 107.47026 61.9086 c qpdf: content Q h q'pdf: content Q -111.45537 -61.9086 m qpdf: content Q B qpdf: content Q Q qpdf: content Q q q8pdf: content Q 1.0 0.0 0.0 1.0 -103.48515 -2.49069 cm q#pdf: content Q q -1 0 0 -1 0 0 cm q$pdf: content -1 0 0 -1 0 0 cm 3 Tr qǮXpdf: content Q 0 Tr qpdf: content Q 0 G qpdf: content Q 0 g q荍3(ax86y[ٲ)^2C=a^2|sx^2S12axy+36y^23a^2|sx^2S812axy+36y[ٟ^2d=25x^2+bxy+cy[ٟ^23)a=53)c=36312a=b)b=60P퍵a8+b+c=58+(60)+36=19pdf: content Q n Qpdf: content Q Q qpdf: content Q Q qpdf: content Q q qpdf: content Q 0.5 g qpdf: content Q q qpdf: content Q 0.5 g q&pdf: content Q -80.30193 70.53587 m q&pdf: content Q -97.90599 70.53587 l qMpdf: content Q -100.11769 70.53587 -101.8911 68.76248 -101.8911 66.55077 c q&pdf: content Q -101.8911 58.46194 l qMpdf: content Q -101.8911 56.25024 -100.11769 54.47684 -97.90599 54.47684 c q&pdf: content Q -80.30193 54.47684 l qLpdf: content Q -78.09021 54.47684 -76.31682 56.25024 -76.31682 58.46194 c q&pdf: content Q -76.31682 66.55077 l qLpdf: content Q -76.31682 68.76248 -78.09021 70.53587 -80.30193 70.53587 c qpdf: content Q h q&pdf: content Q -101.8911 54.47684 m qpdf: content Q f qpdf: content Q Q qpdf: content Q q q7pdf: content Q 1.0 0.0 0.0 1.0 -98.57053 58.96489 cm q#pdf: content Q q -1 0 0 -1 0 0 cm q$pdf: content -1 0 0 -1 0 0 cm 3 Tr qǮXpdf: content Q 0 Tr qpdf: content Q 1 G qpdf: content Q 1 g q @ +͎pdf: content Q n Qpdf: content Q Q qpdf: content Q Q qpdf: content Q Q qpdf: content Q n qpdf: content Q Q qpdf: content n Qe썍+D R3XQ  1_ - 0y +Ŗ`364 $%x # @ 0  +`  - 1 2 1R @ 0e m +Y @ % e3648366728363365!Ǯ( & 2T{Ǯ9- 3 3Ǯ)}򍍍* ׎pdf: content Q 3 Tr qǮXpdf: content Q 0 Tr qpdf: content qpdf: content Q q qpdf: content Q 0 G qpdf: content Q 0 g qpdf: content Q 0.3985 w qpdf: content Q q qpdf: content Q q qpdf: content Q q q6pdf: content Q 1.0 0.0 0.0 1.0 -9.45004 -9.10004 cm q#pdf: content Q q -1 0 0 -1 0 0 cm q$pdf: content -1 0 0 -1 0 0 cm 3 Tr qǮXpdf: content Q 0 Tr qpdf: content Q 0 G qpdf: content Q 0 g qx:gsave x:scale .7 .7N/usr/local/texlive/2009/../texmf-local/tex/latex/local/images/correct_mark.pdf x:grestorepdf: content Q n Qpdf: content Q Q qpdf: content Q Q qpdf: content Q Q qpdf: content Q n qpdf: content Q Q qpdf: content n Q 1+ ؎:2Y m َh n35 ڎ5ز4_A ێ_B5uBkwpdf: content Q 3 Tr qǮXpdf: content Q 0 Tr qpdf: content qpdf: content Q q qpdf: content Q 0 G qpdf: content Q 0 g qpdf: content Q 0.3985 w qpdf: content Q q qpdf: content Q q qpdf: content Q 0.5 G qpdf: content Q 0.9 g qpdf: content Q 1.19553 w qpdf: content Q q qpdf: content Q 0.5 G qpdf: content Q 0.9 g qpdf: content Q 1.19553 w q&pdf: content Q 107.47026 35.27417 m q'pdf: content Q -107.47026 35.27417 l qOpdf: content Q -109.68196 35.27417 -111.45537 33.50078 -111.45537 31.28906 c q(pdf: content Q -111.45537 -31.28906 l qRpdf: content Q -111.45537 -33.50078 -109.68196 -35.27417 -107.47026 -35.27417 c q'pdf: content Q 107.47026 -35.27417 l qOpdf: content Q 109.68196 -35.27417 111.45537 -33.50078 111.45537 -31.28906 c q&pdf: content Q 111.45537 31.28906 l qLpdf: content Q 111.45537 33.50078 109.68196 35.27417 107.47026 35.27417 c qpdf: content Q h q(pdf: content Q -111.45537 -35.27417 m qpdf: content Q B qpdf: content Q Q qpdf: content Q q q8pdf: content Q 1.0 0.0 0.0 1.0 -103.48515 -2.49069 cm q#pdf: content Q q -1 0 0 -1 0 0 cm q$pdf: content -1 0 0 -1 0 0 cm 3 Tr qǮXpdf: content Q 0 Tr qpdf: content Q 0 G qpdf: content Q 0 g qx(x8+2)2x(x1)(x+1)=x^2S+82x2xx^2+1=1pdf: content Q n Qpdf: content Q Q qpdf: content Q Q qpdf: content Q q qpdf: content Q 0.5 g qpdf: content Q q qpdf: content Q 0.5 g q&pdf: content Q -80.30193 43.90146 m q&pdf: content Q -97.90599 43.90146 l qMpdf: content Q -100.11769 43.90146 -101.8911 42.12805 -101.8911 39.91635 c q&pdf: content Q -101.8911 31.82753 l qMpdf: content Q -101.8911 29.61581 -100.11769 27.84242 -97.90599 27.84242 c q&pdf: content Q -80.30193 27.84242 l qLpdf: content Q -78.09021 27.84242 -76.31682 29.61581 -76.31682 31.82753 c q&pdf: content Q -76.31682 39.91635 l qLpdf: content Q -76.31682 42.12805 -78.09021 43.90146 -80.30193 43.90146 c qpdf: content Q h q&pdf: content Q -101.8911 27.84242 m qpdf: content Q f qpdf: content Q Q qpdf: content Q q q7pdf: content Q 1.0 0.0 0.0 1.0 -98.57053 32.33046 cm q#pdf: content Q q -1 0 0 -1 0 0 cm q$pdf: content -1 0 0 -1 0 0 cm 3 Tr qǮXpdf: content Q 0 Tr qpdf: content Q 1 G qpdf: content Q 1 g q @ +͎pdf: content Q n Qpdf: content Q Q qpdf: content Q Q qpdf: content Q Q qpdf: content Q n qpdf: content Q Q qpdf: content n QHcolor push gray 0ff color pop*>+ՆD RNX *b 1< 3; 3 0] 4m , 2 m +Y 1  >a @ 5 @ ّ< 1*a @ 0' 2' 1R ( =fg  +  - 1fh  2N & $ 5 A( ;i a , 1 f~U <  ' % 29 =T{ 29 0 ,V]SǮ( & 2Ǯ9- 3 3Ǯ)PuЇ^ |n ׎/|o201^2 !(a8b)^2捍 |n ؎/|o499^2 !(a8+b)^2 |n َ/|o997^2 !(a8+b)(ab) |n ڎ/|o103897!(ax8+b)(cx+d) |n ێ%|opdf: content Q 3 Tr qǮXpdf: content Q 0 Tr qpdf: content qpdf: content Q q qpdf: content Q 0 G qpdf: content Q 0 g qpdf: content Q 0.3985 w qpdf: content Q q qpdf: content Q q qpdf: content Q q q6pdf: content Q 1.0 0.0 0.0 1.0 -9.45004 -9.10004 cm q#pdf: content Q q -1 0 0 -1 0 0 cm q$pdf: content -1 0 0 -1 0 0 cm 3 Tr qǮXpdf: content Q 0 Tr qpdf: content Q 0 G qpdf: content Q 0 g qx:gsave x:scale .7 .7N/usr/local/texlive/2009/../texmf-local/tex/latex/local/images/correct_mark.pdf x:grestorepdf: content Q n Qpdf: content Q Q qpdf: content Q Q qpdf: content Q Q qpdf: content Q n qpdf: content Q Q qpdf: content n Q/|o1048105!(x8+a)(x+b)֍pdf: content Q 3 Tr qǮXpdf: content Q 0 Tr qpdf: content qpdf: content Q q qpdf: content Q 0 G qpdf: content Q 0 g qpdf: content Q 0.3985 w qpdf: content Q q qpdf: content Q q qpdf: content Q 0.5 G qpdf: content Q 0.9 g qpdf: content Q 1.19553 w qpdf: content Q q qpdf: content Q 0.5 G qpdf: content Q 0.9 g qpdf: content Q 1.19553 w q&pdf: content Q 107.47026 45.13533 m q'pdf: content Q -107.47026 45.13533 l qOpdf: content Q -109.68196 45.13533 -111.45537 43.36194 -111.45537 41.15022 c q(pdf: content Q -111.45537 -41.15022 l qRpdf: content Q -111.45537 -43.36194 -109.68196 -45.13533 -107.47026 -45.13533 c q'pdf: content Q 107.47026 -45.13533 l qOpdf: content Q 109.68196 -45.13533 111.45537 -43.36194 111.45537 -41.15022 c q&pdf: content Q 111.45537 41.15022 l qLpdf: content Q 111.45537 43.36194 109.68196 45.13533 107.47026 45.13533 c qpdf: content Q h q(pdf: content Q -111.45537 -45.13533 m qpdf: content Q B qpdf: content Q Q qpdf: content Q q q8pdf: content Q 1.0 0.0 0.0 1.0 -103.48515 -2.49069 cm q#pdf: content Q q -1 0 0 -1 0 0 cm q$pdf: content -1 0 0 -1 0 0 cm 3 Tr qǮXpdf: content Q 0 Tr qpdf: content Q 0 G qpdf: content Q 0 g qV ׎ 201^2C=(2008+1)^2)(a+b)^2 ؎ 499^2C=(50081)^2)(ab)^2 َ 997^2C=(100083)^2)(ab)^2 ڎ V103color push gray 0fdfi׎ color pop*>+D kRX[ + # 2  2 걵aǮ-  # 2  2 걵b 2! 4j +U  @{"8R*.e $%  $e  “ 2ۉfe{\%{"ܸ $%Vfe ן{"\1, < 0y 3fe}q?ٚ:. $%feY?ٚ:> 0y b 9 5e 2 0q 1T{ <  >\18R*6 2  2 $%aǮ-b # A ;i ] % _bD7>color push gray 0 color pop<>x:gsavex:scale 0.22383 0.22383M/DBR_NFS/DBR_Repository/logoDirectory/auxiliary/1/180/247/457332503964735.png x:grestore4üǮ( & 2T{Ǯ9- 3 3Ǯ)7y؍D ׎pdf: content Q 3 Tr qǮXpdf: content Q 0 Tr qpdf: content qpdf: content Q q qpdf: content Q 0 G qpdf: content Q 0 g qpdf: content Q 0.3985 w qpdf: content Q q qpdf: content Q q qpdf: content Q q q6pdf: content Q 1.0 0.0 0.0 1.0 -9.45004 -9.10004 cm q#pdf: content Q q -1 0 0 -1 0 0 cm q$pdf: content -1 0 0 -1 0 0 cm 3 Tr qǮXpdf: content Q 0 Tr qpdf: content Q 0 G qpdf: content Q 0 g qx:gsave x:scale .7 .7N/usr/local/texlive/2009/../texmf-local/tex/latex/local/images/correct_mark.pdf x:grestorepdf: content Q n Qpdf: content Q Q qpdf: content Q Q qpdf: content Q Q qpdf: content Q n qpdf: content Q Q qpdf: content n Q 2a^2S+83abb^2o$ ؎~%a^2S83ab2b^2捍 َ 2a^2S8ab+3b^2o$ ڎ~%3a^2S82abb^2 ێ 3a^2S+8ab2b^2I6. = 2 +U  @ 2 &i #>\18R*6 2  # 2  2 =(ba) 2 <   + # 2  2 =T{a8(ba)=2a8b 2 < >\18R*6T{ 2  2 $%  @ < % (b8a)(2ab)=2ab8b^2S2a^2+ab=2a^2S+83abb^2pdf: content Q n Qpdf: content Q Q qpdf: content Q Q qpdf: content Q q qpdf: content Q 0.5 g qpdf: content Q q qpdf: content Q 0.5 g q%pdf: content Q -80.30193 77.8937 m q%pdf: content Q -97.90599 77.8937 l qKpdf: content Q -100.11769 77.8937 -101.8911 76.12032 -101.8911 73.9086 c q&pdf: content Q -101.8911 65.81978 l qMpdf: content Q -101.8911 63.60808 -100.11769 61.83467 -97.90599 61.83467 c q&pdf: content Q -80.30193 61.83467 l qLpdf: content Q -78.09021 61.83467 -76.31682 63.60808 -76.31682 65.81978 c q%pdf: content Q -76.31682 73.9086 l qJpdf: content Q -76.31682 76.12032 -78.09021 77.8937 -80.30193 77.8937 c qpdf: content Q h q&pdf: content Q -101.8911 61.83467 m qpdf: content Q f qpdf: content Q Q qpdf: content Q q q7pdf: content Q 1.0 0.0 0.0 1.0 -98.57053 66.32272 cm q#pdf: content Q q -1 0 0 -1 0 0 cm q$pdf: content -1 0 0 -1 0 0 cm 3 Tr qǮXpdf: content Q 0 Tr qpdf: content Q 1 G qpdf: content Q 1 g q @ +͎pdf: content Q n Qpdf: content Q Q qpdf: content Q Q qpdf: content Q Q qpdf: content Q n qpdf: content Q Q qpdf: content n QHcolor push gray 0ff color pop*>+ՆD kkXX  1ޯ  $e  “ 2ް  < #  + # 2  2 7xǮ-Ͳ4xް 2! 4j +U'  @ 0y +ő  # 2  2 =3 $u ;% A 2  + # 2  2 ='1T{ $u ;% 3 0 <  2 <  +r 9 @ 4j +U  @ 2  2 = MLR8color push gray 0 color popW8x:gsavex:scale 0.24721 0.24721O/DBR_NFS/DBR_Repository/logoDirectory/auxiliary/1/160/206/10661014087312763.png x:grestoreǮ( & 2T{Ǯ9- 3 3Ǯ)7y؍D |n ׎/|o20x^2S85x3c ؎c20x^2S85x+3捍 |n َ/|o20x^2S+85x3c ڎcpdf: content Q 3 Tr qǮXpdf: content Q 0 Tr qpdf: content qpdf: content Q q qpdf: content Q 0 G qpdf: content Q 0 g qpdf: content Q 0.3985 w qpdf: content Q q qpdf: content Q q qpdf: content Q q q6pdf: content Q 1.0 0.0 0.0 1.0 -9.45004 -9.10004 cm q#pdf: content Q q -1 0 0 -1 0 0 cm q$pdf: content -1 0 0 -1 0 0 cm 3 Tr qǮXpdf: content Q 0 Tr qpdf: content Q 0 G qpdf: content Q 0 g qx:gsave x:scale .7 .7N/usr/local/texlive/2009/../texmf-local/tex/latex/local/images/correct_mark.pdf x:grestorepdf: content Q n Qpdf: content Q Q qpdf: content Q Q qpdf: content Q Q qpdf: content Q n qpdf: content Q Q qpdf: content n Qc28x^2S+85x3 |n ێ/|o28x^2S+85x+3pHgpdf: content Q 3 Tr qǮXpdf: content Q 0 Tr qpdf: content qpdf: content Q q qpdf: content Q 0 G qpdf: content Q 0 g qpdf: content Q 0.3985 w qpdf: content Q q qpdf: content Q q qpdf: content Q 0.5 G qpdf: content Q 0.9 g qpdf: content Q 1.19553 w qpdf: content Q q qpdf: content Q 0.5 G qpdf: content Q 0.9 g qpdf: content Q 1.19553 w q%pdf: content Q 107.47026 20.3147 m q&pdf: content Q -107.47026 20.3147 l qMpdf: content Q -109.68196 20.3147 -111.45537 18.5413 -111.45537 16.32959 c q(pdf: content Q -111.45537 -16.32959 l qOpdf: content Q -111.45537 -18.5413 -109.68196 -20.3147 -107.47026 -20.3147 c q&pdf: content Q 107.47026 -20.3147 l qMpdf: content Q 109.68196 -20.3147 111.45537 -18.5413 111.45537 -16.32959 c q&pdf: content Q 111.45537 16.32959 l qIpdf: content Q 111.45537 18.5413 109.68196 20.3147 107.47026 20.3147 c qpdf: content Q h q'pdf: content Q -111.45537 -20.3147 m qpdf: content Q B qpdf: content Q Q qpdf: content Q q q8pdf: content Q 1.0 0.0 0.0 1.0 -103.48515 -2.49069 cm q#pdf: content Q q -1 0 0 -1 0 0 cm q$pdf: content -1 0 0 -1 0 0 cm 3 Tr qǮXpdf: content Q 0 Tr qpdf: content Q 0 G qpdf: content Q 0 g qdU  2V=(7x8+3)(4x1)=28x^2S+5x3pdf: content Q n Qpdf: content Q Q qpdf: content Q Q qpdf: content Q q qpdf: content Q 0.5 g qpdf: content Q q qpdf: content Q 0.5 g q&pdf: content Q -80.30193 28.94197 m q&pdf: content Q -97.90599 28.94197 l qMpdf: content Q -100.11769 28.94197 -101.8911 27.16858 -101.8911 24.95686 c q&pdf: content Q -101.8911 16.86804 l qMpdf: content Q -101.8911 14.65634 -100.11769 12.88293 -97.90599 12.88293 c q&pdf: content Q -80.30193 12.88293 l qLpdf: content Q -78.09021 12.88293 -76.31682 14.65634 -76.31682 16.86804 c q&pdf: content Q -76.31682 24.95686 l qLpdf: content Q -76.31682 27.16858 -78.09021 28.94197 -80.30193 28.94197 c qpdf: content Q h q&pdf: content Q -101.8911 12.88293 m qpdf: content Q f qpdf: content Q Q qpdf: content Q q q7pdf: content Q 1.0 0.0 0.0 1.0 -98.57053 17.37099 cm q#pdf: content Q q -1 0 0 -1 0 0 cm q$pdf: content -1 0 0 -1 0 0 cm 3 Tr qǮXpdf: content Q 0 Tr qpdf: content Q 1 G qpdf: content Q 1 g q @ +͎pdf: content Q n Qpdf: content Q Q qpdf: content Q Q qpdf: content Q Q qpdf: content Q n qpdf: content Q Q qpdf: content n Qoϥ+ՆD kjX'(x8+y[ٲ)^2S+(xy)^2 1T{   B1 2 $U @ % Ǯ( & 2T{Ǯ9- 3 3Ǯ)7y؍D |n ׎/|ox^2S+8y[ٟ^2c ؎cx^2S+82xy+y[ٟ^2捍 |n َ%|opdf: content Q 3 Tr qǮXpdf: content Q 0 Tr qpdf: content qpdf: content Q q qpdf: content Q 0 G qpdf: content Q 0 g qpdf: content Q 0.3985 w qpdf: content Q q qpdf: content Q q qpdf: content Q q q6pdf: content Q 1.0 0.0 0.0 1.0 -9.45004 -9.10004 cm q#pdf: content Q q -1 0 0 -1 0 0 cm q$pdf: content -1 0 0 -1 0 0 cm 3 Tr qǮXpdf: content Q 0 Tr qpdf: content Q 0 G qpdf: content Q 0 g qx:gsave x:scale .7 .7N/usr/local/texlive/2009/../texmf-local/tex/latex/local/images/correct_mark.pdf x:grestorepdf: content Q n Qpdf: content Q Q qpdf: content Q Q qpdf: content Q Q qpdf: content Q n qpdf: content Q Q qpdf: content n Q/|o2x^2S+82y[ٟ^2c ڎc2x^2S+8xy+2y[ٟ^2 |n ێ/|o2x^2S+82xy+2y[ٟ^2&q߾xpdf: content Q 3 Tr qǮXpdf: content Q 0 Tr qpdf: content qpdf: content Q q qpdf: content Q 0 G qpdf: content Q 0 g qpdf: content Q 0.3985 w qpdf: content Q q qpdf: content Q q qpdf: content Q 0.5 G qpdf: content Q 0.9 g qpdf: content Q 1.19553 w qpdf: content Q q qpdf: content Q 0.5 G qpdf: content Q 0.9 g qpdf: content Q 1.19553 w q%pdf: content Q 79.66144 31.53812 m q&pdf: content Q -79.66144 31.53812 l qLpdf: content Q -81.87315 31.53812 -83.64655 29.76472 -83.64655 27.55301 c q'pdf: content Q -83.64655 -27.55301 l qOpdf: content Q -83.64655 -29.76472 -81.87315 -31.53812 -79.66144 -31.53812 c q&pdf: content Q 79.66144 -31.53812 l qLpdf: content Q 81.87315 -31.53812 83.64655 -29.76472 83.64655 -27.55301 c q%pdf: content Q 83.64655 27.55301 l qIpdf: content Q 83.64655 29.76472 81.87315 31.53812 79.66144 31.53812 c qpdf: content Q h q'pdf: content Q -83.64655 -31.53812 m qpdf: content Q B qpdf: content Q Q qpdf: content Q q q7pdf: content Q 1.0 0.0 0.0 1.0 -75.67633 -2.49069 cm q#pdf: content Q q -1 0 0 -1 0 0 cm q$pdf: content -1 0 0 -1 0 0 cm 3 Tr qǮXpdf: content Q 0 Tr qpdf: content Q 0 G qpdf: content Q 0 g qύ3(x^2S+82xy+y[ٟ^2L)+(x^22xy+y[ٟ^2L)3=2x^2S+82y[ٟ^2pdf: content Q n Qpdf: content Q Q qpdf: content Q Q qpdf: content Q q qpdf: content Q 0.5 g qpdf: content Q q qpdf: content Q 0.5 g q$pdf: content Q -52.4931 40.1654 m q%pdf: content Q -70.09718 40.1654 l qHpdf: content Q -72.30888 40.1654 -74.08229 38.392 -74.08229 36.1803 c q&pdf: content Q -74.08229 28.09148 l qLpdf: content Q -74.08229 25.87976 -72.30888 24.10637 -70.09718 24.10637 c q%pdf: content Q -52.4931 24.10637 l qGpdf: content Q -50.2814 24.10637 -48.508 25.87976 -48.508 28.09148 c q#pdf: content Q -48.508 36.1803 l qDpdf: content Q -48.508 38.392 -50.2814 40.1654 -52.4931 40.1654 c qpdf: content Q h q&pdf: content Q -74.08229 24.10637 m qpdf: content Q f qpdf: content Q Q qpdf: content Q q q6pdf: content Q 1.0 0.0 0.0 1.0 -70.76172 28.5944 cm q#pdf: content Q q -1 0 0 -1 0 0 cm q$pdf: content -1 0 0 -1 0 0 cm 3 Tr qǮXpdf: content Q 0 Tr qpdf: content Q 1 G qpdf: content Q 1 g q @ +͎pdf: content Q n Qpdf: content Q Q qpdf: content Q Q qpdf: content Q Q qpdf: content Q n qpdf: content Q Q qpdf: content n Qcolor push gray 0Ήן32jVe color pop\1pdf:pagesize width 597.50787pt height 845.04684pt*>color push gray 0fdfi׎ color pop*>D k9XeruЀʲ28<$l5lwfe (֍4 GxruЀ'؟2. 1T{ m +Y @ <  x 2 m , = ;4üǮ( & 2T{Ǯ9- 3 3Ǯ)}򍍍* ׎pdf: content Q 3 Tr qǮXpdf: content Q 0 Tr qpdf: content qpdf: content Q q qpdf: content Q 0 G qpdf: content Q 0 g qpdf: content Q 0.3985 w qpdf: content Q q qpdf: content Q q qpdf: content Q q q6pdf: content Q 1.0 0.0 0.0 1.0 -9.45004 -9.10004 cm q#pdf: content Q q -1 0 0 -1 0 0 cm q$pdf: content -1 0 0 -1 0 0 cm 3 Tr qǮXpdf: content Q 0 Tr qpdf: content Q 0 G qpdf: content Q 0 g qx:gsave x:scale .7 .7N/usr/local/texlive/2009/../texmf-local/tex/latex/local/images/correct_mark.pdf x:grestorepdf: content Q n Qpdf: content Q Q qpdf: content Q Q qpdf: content Q Q qpdf: content Q n qpdf: content Q Q qpdf: content n Q 5+ ؎:3Y m َh n15 ڎ5ز0_A ێ_B1⍍kԪpdf: content Q 3 Tr qǮXpdf: content Q 0 Tr qpdf: content qpdf: content Q q qpdf: content Q 0 G qpdf: content Q 0 g qpdf: content Q 0.3985 w qpdf: content Q q qpdf: content Q q qpdf: content Q 0.5 G qpdf: content Q 0.9 g qpdf: content Q 1.19553 w qpdf: content Q q qpdf: content Q 0.5 G qpdf: content Q 0.9 g qpdf: content Q 1.19553 w q%pdf: content Q 107.47026 42.5743 m q&pdf: content Q -107.47026 42.5743 l qNpdf: content Q -109.68196 42.5743 -111.45537 40.80089 -111.45537 38.58919 c q(pdf: content Q -111.45537 -38.58919 l qPpdf: content Q -111.45537 -40.80089 -109.68196 -42.5743 -107.47026 -42.5743 c q&pdf: content Q 107.47026 -42.5743 l qNpdf: content Q 109.68196 -42.5743 111.45537 -40.80089 111.45537 -38.58919 c q&pdf: content Q 111.45537 38.58919 l qJpdf: content Q 111.45537 40.80089 109.68196 42.5743 107.47026 42.5743 c qpdf: content Q h q'pdf: content Q -111.45537 -42.5743 m qpdf: content Q B qpdf: content Q Q qpdf: content Q q q8pdf: content Q 1.0 0.0 0.0 1.0 -103.48515 -2.49069 cm q#pdf: content Q q -1 0 0 -1 0 0 cm q$pdf: content -1 0 0 -1 0 0 cm 3 Tr qǮXpdf: content Q 0 Tr qpdf: content Q 0 G qpdf: content Q 0 g q%32^2S822<$l5lwfe (֍4 Gx+ruЀ<$ 5 wfe (֍4IxruЀ2)3=485x+<$l25lwfe  (֍16Hx^2&M 2 &i #T{x 2 m , =5 2 < pdf: content Q n Qpdf: content Q Q qpdf: content Q Q qpdf: content Q q qpdf: content Q 0.5 g qpdf: content Q q qpdf: content Q 0.5 g q&pdf: content Q -80.30193 51.20157 m q&pdf: content Q -97.90599 51.20157 l qMpdf: content Q -100.11769 51.20157 -101.8911 49.42816 -101.8911 47.21646 c q&pdf: content Q -101.8911 39.12764 l qMpdf: content Q -101.8911 36.91592 -100.11769 35.14253 -97.90599 35.14253 c q&pdf: content Q -80.30193 35.14253 l qLpdf: content Q -78.09021 35.14253 -76.31682 36.91592 -76.31682 39.12764 c q&pdf: content Q -76.31682 47.21646 l qLpdf: content Q -76.31682 49.42816 -78.09021 51.20157 -80.30193 51.20157 c qpdf: content Q h q&pdf: content Q -101.8911 35.14253 m qpdf: content Q f qpdf: content Q Q qpdf: content Q q q7pdf: content Q 1.0 0.0 0.0 1.0 -98.57053 39.63058 cm q#pdf: content Q q -1 0 0 -1 0 0 cm q$pdf: content -1 0 0 -1 0 0 cm 3 Tr qǮXpdf: content Q 0 Tr qpdf: content Q 1 G qpdf: content Q 1 g q @ +͎pdf: content Q n Qpdf: content Q Q qpdf: content Q Q qpdf: content Q Q qpdf: content Q n qpdf: content Q Q qpdf: content n QpD k8Xe(xa)(2x+5)ŏ=2x^2<$ܵb^2ܟwfe (֍㎲2. 2% <  *2ab 2 S 1 eU <  T{b>0VlǮ( & 2Ǯ9- 3 3Ǯ)*卍7 ׎ 20I ؎X15C َC10捍 ڎ 5I ێNpdf: content Q 3 Tr qǮXpdf: content Q 0 Tr qpdf: content qpdf: content Q q qpdf: content Q 0 G qpdf: content Q 0 g qpdf: content Q 0.3985 w qpdf: content Q q qpdf: content Q q qpdf: content Q q q6pdf: content Q 1.0 0.0 0.0 1.0 -9.45004 -9.10004 cm q#pdf: content Q q -1 0 0 -1 0 0 cm q$pdf: content -1 0 0 -1 0 0 cm 3 Tr qǮXpdf: content Q 0 Tr qpdf: content Q 0 G qpdf: content Q 0 g qx:gsave x:scale .7 .7N/usr/local/texlive/2009/../texmf-local/tex/latex/local/images/correct_mark.pdf x:grestorepdf: content Q n Qpdf: content Q Q qpdf: content Q Q qpdf: content Q Q qpdf: content Q n qpdf: content Q Q qpdf: content n QXy\k럾Bpdf: content Q 3 Tr qǮXpdf: content Q 0 Tr qpdf: content qpdf: content Q q qpdf: content Q 0 G qpdf: content Q 0 g qpdf: content Q 0.3985 w qpdf: content Q q qpdf: content Q q qpdf: content Q 0.5 G qpdf: content Q 0.9 g qpdf: content Q 1.19553 w qpdf: content Q q qpdf: content Q 0.5 G qpdf: content Q 0.9 g qpdf: content Q 1.19553 w q&pdf: content Q 107.47026 64.56786 m q'pdf: content Q -107.47026 64.56786 l qOpdf: content Q -109.68196 64.56786 -111.45537 62.79445 -111.45537 60.58275 c q(pdf: content Q -111.45537 -60.58275 l qRpdf: content Q -111.45537 -62.79445 -109.68196 -64.56786 -107.47026 -64.56786 c q'pdf: content Q 107.47026 -64.56786 l qOpdf: content Q 109.68196 -64.56786 111.45537 -62.79445 111.45537 -60.58275 c q&pdf: content Q 111.45537 60.58275 l qLpdf: content Q 111.45537 62.79445 109.68196 64.56786 107.47026 64.56786 c qpdf: content Q h q(pdf: content Q -111.45537 -64.56786 m qpdf: content Q B qpdf: content Q Q qpdf: content Q q q8pdf: content Q 1.0 0.0 0.0 1.0 -103.48515 -2.49069 cm q#pdf: content Q q -1 0 0 -1 0 0 cm q$pdf: content -1 0 0 -1 0 0 cm 3 Tr qǮXpdf: content Q 0 Tr qpdf: content Q 0 G qpdf: content Q 0 g q٤ˍ32ruЀUTx8<$l5lwfe (֍2 GruЀ* ru0x8+<$l5lwfe (֍2 GruЀ֍3=2x^2S82ruЀ<$ 5 wfe (֍2ruЀfg2)3=2x^2S<$l25lwfe  (֍2D-a=<$K5Kwfe (֍2 -;#b=5)2a8b=585=0pdf: content Q n Qpdf: content Q Q qpdf: content Q Q qpdf: content Q q qpdf: content Q 0.5 g qpdf: content Q q qpdf: content Q 0.5 g q&pdf: content Q -80.30193 73.19513 m q&pdf: content Q -97.90599 73.19513 l qMpdf: content Q -100.11769 73.19513 -101.8911 71.42172 -101.8911 69.21002 c q%pdf: content Q -101.8911 61.1212 l qJpdf: content Q -101.8911 58.9095 -100.11769 57.1361 -97.90599 57.1361 c q%pdf: content Q -80.30193 57.1361 l qIpdf: content Q -78.09021 57.1361 -76.31682 58.9095 -76.31682 61.1212 c q&pdf: content Q -76.31682 69.21002 l qLpdf: content Q -76.31682 71.42172 -78.09021 73.19513 -80.30193 73.19513 c qpdf: content Q h q%pdf: content Q -101.8911 57.1361 m qpdf: content Q f qpdf: content Q Q qpdf: content Q q q7pdf: content Q 1.0 0.0 0.0 1.0 -98.57053 61.62415 cm q#pdf: content Q q -1 0 0 -1 0 0 cm q$pdf: content -1 0 0 -1 0 0 cm 3 Tr qǮXpdf: content Q 0 Tr qpdf: content Q 1 G qpdf: content Q 1 g q @ +͎pdf: content Q n Qpdf: content Q Q qpdf: content Q Q qpdf: content Q Q qpdf: content Q n qpdf: content Q Q qpdf: content n QHcolor push gray 0ff color pop*>΍ՆD keX<$@B1234[&wfeX; (֍4321r2S843204322{ 2T{  1  @ 0 < "%LǮ( & 2T{Ǯ8- 3 +jǮ)3updf: content Q 3 Tr qǮXpdf: content Q 0 Tr qpdf: content qpdf: content Q q qpdf: content Q 0 G qpdf: content Q 0 g qpdf: content Q 0.3985 w qpdf: content Q q qpdf: content Q q qpdf: content Q q q6pdf: content Q 1.0 0.0 0.0 1.0 -18.9001 -4.90001 cm q#pdf: content Q q -1 0 0 -1 0 0 cm q$pdf: content -1 0 0 -1 0 0 cm 3 Tr qǮXpdf: content Q 0 Tr qpdf: content Q 0 G qpdf: content Q 0 g qx:gsave x:scale .7 .7U/usr/local/texlive/2009/../texmf-local/tex/latex/local/images/subject_user_answer.pdf x:grestorepdf: content Q n Qpdf: content Q Q qpdf: content Q Q qpdf: content Q Q qpdf: content Q n qpdf: content Q Q qpdf: content n Q43uepdf: content Q 3 Tr qǮXpdf: content Q 0 Tr qpdf: content qpdf: content Q q qpdf: content Q 0 G qpdf: content Q 0 g qpdf: content Q 0.3985 w qpdf: content Q q qpdf: content Q q qpdf: content Q q q6pdf: content Q 1.0 0.0 0.0 1.0 -18.9001 -5.25002 cm q#pdf: content Q q -1 0 0 -1 0 0 cm q$pdf: content -1 0 0 -1 0 0 cm 3 Tr qǮXpdf: content Q 0 Tr qpdf: content Q 0 G qpdf: content Q 0 g qx:gsave x:scale .7 .7X/usr/local/texlive/2009/../texmf-local/tex/latex/local/images/subject_correct_answer.pdf x:grestorepdf: content Q n Qpdf: content Q Q qpdf: content Q Q qpdf: content Q Q qpdf: content Q n qpdf: content Q Q qpdf: content n QM1234zծpdf: content Q 3 Tr qǮXpdf: content Q 0 Tr qpdf: content qpdf: content Q q qpdf: content Q 0 G qpdf: content Q 0 g qpdf: content Q 0.3985 w qpdf: content Q q qpdf: content Q q qpdf: content Q 0.5 G qpdf: content Q 0.9 g qpdf: content Q 1.19553 w qpdf: content Q q qpdf: content Q 0.5 G qpdf: content Q 0.9 g qpdf: content Q 1.19553 w q&pdf: content Q 107.47026 41.56194 m q'pdf: content Q -107.47026 41.56194 l qOpdf: content Q -109.68196 41.56194 -111.45537 39.78854 -111.45537 37.57683 c q(pdf: content Q -111.45537 -37.57683 l qRpdf: content Q -111.45537 -39.78854 -109.68196 -41.56194 -107.47026 -41.56194 c q'pdf: content Q 107.47026 -41.56194 l qOpdf: content Q 109.68196 -41.56194 111.45537 -39.78854 111.45537 -37.57683 c q&pdf: content Q 111.45537 37.57683 l qLpdf: content Q 111.45537 39.78854 109.68196 41.56194 107.47026 41.56194 c qpdf: content Q h q(pdf: content Q -111.45537 -41.56194 m qpdf: content Q B qpdf: content Q Q qpdf: content Q q q8pdf: content Q 1.0 0.0 0.0 1.0 -103.48515 -2.49069 cm q#pdf: content Q q -1 0 0 -1 0 0 cm q$pdf: content -1 0 0 -1 0 0 cm 3 Tr qǮXpdf: content Q 0 Tr qpdf: content Q 0 G qpdf: content Q 0 g q<$6ݲ123433wfe~W (֍4321r2S8(43211)(4321+1)=<$!/1234KwfeNj (֍4321r2S84321r2+1=1234pdf: content Q n Qpdf: content Q Q qpdf: content Q Q qpdf: content Q q qpdf: content Q 0.5 g qpdf: content Q q qpdf: content Q 0.5 g q&pdf: content Q -80.30193 50.18922 m q&pdf: content Q -97.90599 50.18922 l qMpdf: content Q -100.11769 50.18922 -101.8911 48.41582 -101.8911 46.20412 c q%pdf: content Q -101.8911 38.1153 l qMpdf: content Q -101.8911 35.90358 -100.11769 34.13019 -97.90599 34.13019 c q&pdf: content Q -80.30193 34.13019 l qKpdf: content Q -78.09021 34.13019 -76.31682 35.90358 -76.31682 38.1153 c q&pdf: content Q -76.31682 46.20412 l qLpdf: content Q -76.31682 48.41582 -78.09021 50.18922 -80.30193 50.18922 c qpdf: content Q h q&pdf: content Q -101.8911 34.13019 m qpdf: content Q f qpdf: content Q Q qpdf: content Q q q7pdf: content Q 1.0 0.0 0.0 1.0 -98.57053 38.61823 cm q#pdf: content Q q -1 0 0 -1 0 0 cm q$pdf: content -1 0 0 -1 0 0 cm 3 Tr qǮXpdf: content Q 0 Tr qpdf: content Q 1 G qpdf: content Q 1 g q @ +͎pdf: content Q n Qpdf: content Q Q qpdf: content Q Q qpdf: content Q Q qpdf: content Q n qpdf: content Q Q qpdf: content n Q{#+ՆD kdX'(x2yָ1)^2 1  2 œ @ 0 1  x^2 2 m , $% AǮ- .x 2' m , $%OxBǮ-Oy +j , @ 1OxC "% @ Ow <  OyA.ز+.׵BH+C 2Ox  1펡'  @ 0 < "%xf Ǯ( & 2T{Ǯ8- 3 +jǮ)3updf: content Q 3 Tr qǮXpdf: content Q 0 Tr qpdf: content qpdf: content Q q qpdf: content Q 0 G qpdf: content Q 0 g qpdf: content Q 0.3985 w qpdf: content Q q qpdf: content Q q qpdf: content Q q q6pdf: content Q 1.0 0.0 0.0 1.0 -18.9001 -4.90001 cm q#pdf: content Q q -1 0 0 -1 0 0 cm q$pdf: content -1 0 0 -1 0 0 cm 3 Tr qǮXpdf: content Q 0 Tr qpdf: content Q 0 G qpdf: content Q 0 g qx:gsave x:scale .7 .7U/usr/local/texlive/2009/../texmf-local/tex/latex/local/images/subject_user_answer.pdf x:grestorepdf: content Q n Qpdf: content Q Q qpdf: content Q Q qpdf: content Q Q qpdf: content Q n qpdf: content Q Q qpdf: content n Q43uepdf: content Q 3 Tr qǮXpdf: content Q 0 Tr qpdf: content qpdf: content Q q qpdf: content Q 0 G qpdf: content Q 0 g qpdf: content Q 0.3985 w qpdf: content Q q qpdf: content Q q qpdf: content Q q q6pdf: content Q 1.0 0.0 0.0 1.0 -18.9001 -5.25002 cm q#pdf: content Q q -1 0 0 -1 0 0 cm q$pdf: content -1 0 0 -1 0 0 cm 3 Tr qǮXpdf: content Q 0 Tr qpdf: content Q 0 G qpdf: content Q 0 g qx:gsave x:scale .7 .7X/usr/local/texlive/2009/../texmf-local/tex/latex/local/images/subject_correct_answer.pdf x:grestorepdf: content Q n Qpdf: content Q Q qpdf: content Q Q qpdf: content Q Q qpdf: content Q n qpdf: content Q Q qpdf: content n QM0Oa_pdf: content Q 3 Tr qǮXpdf: content Q 0 Tr qpdf: content qpdf: content Q q qpdf: content Q 0 G qpdf: content Q 0 g qpdf: content Q 0.3985 w qpdf: content Q q qpdf: content Q q qpdf: content Q 0.5 G qpdf: content Q 0.9 g qpdf: content Q 1.19553 w qpdf: content Q q qpdf: content Q 0.5 G qpdf: content Q 0.9 g qpdf: content Q 1.19553 w q&pdf: content Q 107.47026 69.76456 m q'pdf: content Q -107.47026 69.76456 l qOpdf: content Q -109.68196 69.76456 -111.45537 67.99117 -111.45537 65.77945 c q(pdf: content Q -111.45537 -65.77945 l qRpdf: content Q -111.45537 -67.99117 -109.68196 -69.76456 -107.47026 -69.76456 c q'pdf: content Q 107.47026 -69.76456 l qOpdf: content Q 109.68196 -69.76456 111.45537 -67.99117 111.45537 -65.77945 c q&pdf: content Q 111.45537 65.77945 l qLpdf: content Q 111.45537 67.99117 109.68196 69.76456 107.47026 69.76456 c qpdf: content Q h q(pdf: content Q -111.45537 -69.76456 m qpdf: content Q B qpdf: content Q Q qpdf: content Q q q8pdf: content Q 1.0 0.0 0.0 1.0 -103.48515 -2.49069 cm q#pdf: content Q q -1 0 0 -1 0 0 cm q$pdf: content -1 0 0 -1 0 0 cm 3 Tr qǮXpdf: content Q 0 Tr qpdf: content Q 0 G qpdf: content Q 0 g q"E(x82y1)(x2y1)=x^2S82xyx2xy+4y[ٟ^2,+2yx+2y+1=x^2S84xy+4y[ٟ^2,2x+4y+1/x^2d 2i m!V , =i1Ǯ-j8x 2 m , =2iǮ-j8 +j , @ 1防1 2 <   "% +śT{A=1Ǯ-BG=2Ǯ-C~4=1 2 < )A8+BQ+C~4=12+1=0pdf: content Q n Qpdf: content Q Q qpdf: content Q Q qpdf: content Q q qpdf: content Q 0.5 g qpdf: content Q q qpdf: content Q 0.5 g q&pdf: content Q -80.30193 78.39183 m q&pdf: content Q -97.90599 78.39183 l qMpdf: content Q -100.11769 78.39183 -101.8911 76.61844 -101.8911 74.40672 c q%pdf: content Q -101.8911 66.3179 l qJpdf: content Q -101.8911 64.1062 -100.11769 62.3328 -97.90599 62.3328 c q%pdf: content Q -80.30193 62.3328 l qIpdf: content Q -78.09021 62.3328 -76.31682 64.1062 -76.31682 66.3179 c q&pdf: content Q -76.31682 74.40672 l qLpdf: content Q -76.31682 76.61844 -78.09021 78.39183 -80.30193 78.39183 c qpdf: content Q h q%pdf: content Q -101.8911 62.3328 m qpdf: content Q f qpdf: content Q Q qpdf: content Q q q7pdf: content Q 1.0 0.0 0.0 1.0 -98.57053 66.82085 cm q#pdf: content Q q -1 0 0 -1 0 0 cm q$pdf: content -1 0 0 -1 0 0 cm 3 Tr qǮXpdf: content Q 0 Tr qpdf: content Q 1 G qpdf: content Q 1 g q @ +͎pdf: content Q n Qpdf: content Q Q qpdf: content Q Q qpdf: content Q Q qpdf: content Q n qpdf: content Q Q qpdf: content n Qcolor push gray 0Ήן32jVd color pop1pdf:pagesize width 597.50787pt height 845.04684pt*>color push gray 0fdfi׎ color pop*>+D k3Xe(2x+y+1)^2~( 1 2 Ő @ 0 1 xy] 2 m , $%AǮ-˵x 2e m , $%T{B "% @ <  A8+B 2T{  1  @ 0 < "%>Ǯ( & 2T{Ǯ8- 3 +jǮ)ޟpdf: content Q 3 Tr qǮXpdf: content Q 0 Tr qpdf: content qpdf: content Q q qpdf: content Q 0 G qpdf: content Q 0 g qpdf: content Q 0.3985 w qpdf: content Q q qpdf: content Q q qpdf: content Q q q6pdf: content Q 1.0 0.0 0.0 1.0 -18.9001 -4.90001 cm q#pdf: content Q q -1 0 0 -1 0 0 cm q$pdf: content -1 0 0 -1 0 0 cm 3 Tr qǮXpdf: content Q 0 Tr qpdf: content Q 0 G qpdf: content Q 0 g qx:gsave x:scale .7 .7U/usr/local/texlive/2009/../texmf-local/tex/latex/local/images/subject_user_answer.pdf x:grestorepdf: content Q n Qpdf: content Q Q qpdf: content Q Q qpdf: content Q Q qpdf: content Q n qpdf: content Q Q qpdf: content n Q4ޟepdf: content Q 3 Tr qǮXpdf: content Q 0 Tr qpdf: content qpdf: content Q q qpdf: content Q 0 G qpdf: content Q 0 g qpdf: content Q 0.3985 w qpdf: content Q q qpdf: content Q q qpdf: content Q q q6pdf: content Q 1.0 0.0 0.0 1.0 -18.9001 -5.25002 cm q#pdf: content Q q -1 0 0 -1 0 0 cm q$pdf: content -1 0 0 -1 0 0 cm 3 Tr qǮXpdf: content Q 0 Tr qpdf: content Q 0 G qpdf: content Q 0 g qx:gsave x:scale .7 .7X/usr/local/texlive/2009/../texmf-local/tex/latex/local/images/subject_correct_answer.pdf x:grestorepdf: content Q n Qpdf: content Q Q qpdf: content Q Q qpdf: content Q Q qpdf: content Q n qpdf: content Q Q qpdf: content n Q+U0qkpdf: content Q 3 Tr qǮXpdf: content Q 0 Tr qpdf: content qpdf: content Q q qpdf: content Q 0 G qpdf: content Q 0 g qpdf: content Q 0.3985 w qpdf: content Q q qpdf: content Q q qpdf: content Q 0.5 G qpdf: content Q 0.9 g qpdf: content Q 1.19553 w qpdf: content Q q qpdf: content Q 0.5 G qpdf: content Q 0.9 g qpdf: content Q 1.19553 w q&pdf: content Q 107.47026 61.46756 m q'pdf: content Q -107.47026 61.46756 l qOpdf: content Q -109.68196 61.46756 -111.45537 59.69417 -111.45537 57.48245 c q(pdf: content Q -111.45537 -57.48245 l qRpdf: content Q -111.45537 -59.69417 -109.68196 -61.46756 -107.47026 -61.46756 c q'pdf: content Q 107.47026 -61.46756 l qOpdf: content Q 109.68196 -61.46756 111.45537 -59.69417 111.45537 -57.48245 c q&pdf: content Q 111.45537 57.48245 l qLpdf: content Q 111.45537 59.69417 109.68196 61.46756 107.47026 61.46756 c qpdf: content Q h q(pdf: content Q -111.45537 -61.46756 m qpdf: content Q B qpdf: content Q Q qpdf: content Q q q8pdf: content Q 1.0 0.0 0.0 1.0 -103.48515 -2.49069 cm q#pdf: content Q q -1 0 0 -1 0 0 cm q$pdf: content -1 0 0 -1 0 0 cm 3 Tr qǮXpdf: content Q 0 Tr qpdf: content Q 0 G qpdf: content Q 0 g qv=(2x8y+1)(2xy+1)=4x^2S82xy+2x2xy+y[ٟ^2,y+2xy+1=4x^2S84xy+y[ٟ^2,+4x2y+1/xyT 2T{ m , =4 2 <  x 2 m , =4 2 <   "% +śT{A=4Ǯ-BG=4 2 < A8+BG=0pdf: content Q n Qpdf: content Q Q qpdf: content Q Q qpdf: content Q q qpdf: content Q 0.5 g qpdf: content Q q qpdf: content Q 0.5 g q&pdf: content Q -80.30193 70.09483 m q&pdf: content Q -97.90599 70.09483 l qMpdf: content Q -100.11769 70.09483 -101.8911 68.32144 -101.8911 66.10973 c q%pdf: content Q -101.8911 58.0209 l qJpdf: content Q -101.8911 55.8092 -100.11769 54.0358 -97.90599 54.0358 c q%pdf: content Q -80.30193 54.0358 l qIpdf: content Q -78.09021 54.0358 -76.31682 55.8092 -76.31682 58.0209 c q&pdf: content Q -76.31682 66.10973 l qLpdf: content Q -76.31682 68.32144 -78.09021 70.09483 -80.30193 70.09483 c qpdf: content Q h q%pdf: content Q -101.8911 54.0358 m qpdf: content Q f qpdf: content Q Q qpdf: content Q q q7pdf: content Q 1.0 0.0 0.0 1.0 -98.57053 58.52385 cm q#pdf: content Q q -1 0 0 -1 0 0 cm q$pdf: content -1 0 0 -1 0 0 cm 3 Tr qǮXpdf: content Q 0 Tr qpdf: content Q 1 G qpdf: content Q 1 g q @ +͎pdf: content Q n Qpdf: content Q Q qpdf: content Q Q qpdf: content Q Q qpdf: content Q n qpdf: content Q Q qpdf: content n Q(+4+D kNXe(xyqӲ+2)(xyqӲ+3)(x+2yqӸ3)^2~ 1C 2 Ő @ 0 1펤e <  [+ +j , @ 1[* 2œ 1! @ A $ 4i %Q  @ 2 m , 2 7Ɠ @ 1펡e  @ % |Ǯ( & 2T{Ǯ8- 3 +jǮ)}򍍍* ׎ 3+ ؎:6Y m َ^ npdf: content Q 3 Tr qǮXpdf: content Q 0 Tr qpdf: content qpdf: content Q q qpdf: content Q 0 G qpdf: content Q 0 g qpdf: content Q 0.3985 w qpdf: content Q q qpdf: content Q q qpdf: content Q q q6pdf: content Q 1.0 0.0 0.0 1.0 -9.45004 -9.10004 cm q#pdf: content Q q -1 0 0 -1 0 0 cm q$pdf: content -1 0 0 -1 0 0 cm 3 Tr qǮXpdf: content Q 0 Tr qpdf: content Q 0 G qpdf: content Q 0 g qx:gsave x:scale .7 .7N/usr/local/texlive/2009/../texmf-local/tex/latex/local/images/correct_mark.pdf x:grestorepdf: content Q n Qpdf: content Q Q qpdf: content Q Q qpdf: content Q Q qpdf: content Q n qpdf: content Q Q qpdf: content n Qh n95 ڎ5ز15_A ێ_B21E&k럠pdf: content Q 3 Tr qǮXpdf: content Q 0 Tr qpdf: content qpdf: content Q q qpdf: content Q 0 G qpdf: content Q 0 g qpdf: content Q 0.3985 w qpdf: content Q q qpdf: content Q q qpdf: content Q 0.5 G qpdf: content Q 0.9 g qpdf: content Q 1.19553 w qpdf: content Q q qpdf: content Q 0.5 G qpdf: content Q 0.9 g qpdf: content Q 1.19553 w q&pdf: content Q 107.47026 94.15742 m q'pdf: content Q -107.47026 94.15742 l qOpdf: content Q -109.68196 94.15742 -111.45537 92.38403 -111.45537 90.17232 c q(pdf: content Q -111.45537 -90.17232 l qRpdf: content Q -111.45537 -92.38403 -109.68196 -94.15742 -107.47026 -94.15742 c q'pdf: content Q 107.47026 -94.15742 l qOpdf: content Q 109.68196 -94.15742 111.45537 -92.38403 111.45537 -90.17232 c q&pdf: content Q 111.45537 90.17232 l qLpdf: content Q 111.45537 92.38403 109.68196 94.15742 107.47026 94.15742 c qpdf: content Q h q(pdf: content Q -111.45537 -94.15742 m qpdf: content Q B qpdf: content Q Q qpdf: content Q q q8pdf: content Q 1.0 0.0 0.0 1.0 -103.48515 -2.49069 cm q#pdf: content Q q -1 0 0 -1 0 0 cm q$pdf: content -1 0 0 -1 0 0 cm 3 Tr qǮXpdf: content Q 0 Tr qpdf: content Q 0 G qpdf: content Q 0 g qEx8y"=A;#x+2y=B "%T{ @ %(x8y+2)(xy+3)(x+2y3)T{^2=(A8+2)(A+3)(BQ3)^2=A^2S+85A+6Bq^25IJ+6BQ9=(xy[ٲ)^28$+5(xy)+6(x+2y)^28$+6(x+2y)9=x^2EnҲ2xyʪ+y[ٟ^2G+5x5y+6x^2E4xy4y[ٟ^2G+6x8+12y9=3y[ٟ^2,86xy+11x+7y3)^ +j1 , @ 1 2œ 1! @ A $ 4i] @1 2 m1 , 2 7Ɠ @Ǯ,386+11+7=9pdf: content Q n Qpdf: content Q Q qpdf: content Q Q qpdf: content Q q qpdf: content Q 0.5 g qpdf: content Q q qpdf: content Q 0.5 g q&pdf: content Q -80.30193 102.7847 m q&pdf: content Q -97.90599 102.7847 l qMpdf: content Q -100.11769 102.7847 -101.8911 101.0113 -101.8911 98.79959 c q&pdf: content Q -101.8911 90.71077 l qMpdf: content Q -101.8911 88.49907 -100.11769 86.72566 -97.90599 86.72566 c q&pdf: content Q -80.30193 86.72566 l qLpdf: content Q -78.09021 86.72566 -76.31682 88.49907 -76.31682 90.71077 c q&pdf: content Q -76.31682 98.79959 l qLpdf: content Q -76.31682 101.0113 -78.09021 102.7847 -80.30193 102.7847 c qpdf: content Q h q&pdf: content Q -101.8911 86.72566 m qpdf: content Q f qpdf: content Q Q qpdf: content Q q q7pdf: content Q 1.0 0.0 0.0 1.0 -98.57053 91.21371 cm q#pdf: content Q q -1 0 0 -1 0 0 cm q$pdf: content -1 0 0 -1 0 0 cm 3 Tr qǮXpdf: content Q 0 Tr qpdf: content Q 1 G qpdf: content Q 1 g q @ +͎pdf: content Q n Qpdf: content Q Q qpdf: content Q Q qpdf: content Q Q qpdf: content Q n qpdf: content Q Q qpdf: content n QHcolor push gray 0ff color pop*>+ՆD jyXV & 4i $- 2+a 2  ; 2 b 2! 1y ِ  2 () ? =* & 4i $- 2'b(G 2  ; 2 a(G 2! 1y *} 2 () ? 2 %0 &ٓ 2! 4i  @ 0 < "%LǮ( & 2T{Ǯ8- 3 +jǮ)3updf: content Q 3 Tr qǮXpdf: content Q 0 Tr qpdf: content qpdf: content Q q qpdf: content Q 0 G qpdf: content Q 0 g qpdf: content Q 0.3985 w qpdf: content Q q qpdf: content Q q qpdf: content Q q q6pdf: content Q 1.0 0.0 0.0 1.0 -18.9001 -4.90001 cm q#pdf: content Q q -1 0 0 -1 0 0 cm q$pdf: content -1 0 0 -1 0 0 cm 3 Tr qǮXpdf: content Q 0 Tr qpdf: content Q 0 G qpdf: content Q 0 g qx:gsave x:scale .7 .7U/usr/local/texlive/2009/../texmf-local/tex/latex/local/images/subject_user_answer.pdf x:grestorepdf: content Q n Qpdf: content Q Q qpdf: content Q Q qpdf: content Q Q qpdf: content Q n qpdf: content Q Q qpdf: content n Q53uepdf: content Q 3 Tr qǮXpdf: content Q 0 Tr qpdf: content qpdf: content Q q qpdf: content Q 0 G qpdf: content Q 0 g qpdf: content Q 0.3985 w qpdf: content Q q qpdf: content Q q qpdf: content Q q q6pdf: content Q 1.0 0.0 0.0 1.0 -18.9001 -5.25002 cm q#pdf: content Q q -1 0 0 -1 0 0 cm q$pdf: content -1 0 0 -1 0 0 cm 3 Tr qǮXpdf: content Q 0 Tr qpdf: content Q 0 G qpdf: content Q 0 g qx:gsave x:scale .7 .7X/usr/local/texlive/2009/../texmf-local/tex/latex/local/images/subject_correct_answer.pdf x:grestorepdf: content Q n Qpdf: content Q Q qpdf: content Q Q qpdf: content Q Q qpdf: content Q n qpdf: content Q Q qpdf: content n Q<$NK!3aNK!wfe I1 (֍DbZ &َ4pdf: content Q 3 Tr qǮXpdf: content Q 0 Tr qpdf: content qpdf: content Q q qpdf: content Q 0 G qpdf: content Q 0 g qpdf: content Q 0.3985 w qpdf: content Q q qpdf: content Q q qpdf: content Q 0.5 G qpdf: content Q 0.9 g qpdf: content Q 1.19553 w qpdf: content Q q qpdf: content Q 0.5 G qpdf: content Q 0.9 g qpdf: content Q 1.19553 w q&pdf: content Q 107.47026 48.15546 m q'pdf: content Q -107.47026 48.15546 l qOpdf: content Q -109.68196 48.15546 -111.45537 46.38205 -111.45537 44.17035 c q(pdf: content Q -111.45537 -44.17035 l qRpdf: content Q -111.45537 -46.38205 -109.68196 -48.15546 -107.47026 -48.15546 c q'pdf: content Q 107.47026 -48.15546 l qOpdf: content Q 109.68196 -48.15546 111.45537 -46.38205 111.45537 -44.17035 c q&pdf: content Q 111.45537 44.17035 l qLpdf: content Q 111.45537 46.38205 109.68196 48.15546 107.47026 48.15546 c qpdf: content Q h q(pdf: content Q -111.45537 -48.15546 m qpdf: content Q B qpdf: content Q Q qpdf: content Q q q8pdf: content Q 1.0 0.0 0.0 1.0 -103.48515 -2.49069 cm q#pdf: content Q q -1 0 0 -1 0 0 cm q$pdf: content -1 0 0 -1 0 0 cm 3 Tr qǮXpdf: content Q 0 Tr qpdf: content Q 0 G qpdf: content Q 0 g qr" 1y  T{ () ?哼Ǯ,a^2|s8b=a^2b 1y *} 2T{ () ?哼Ǯ,<$1wfe (֍3 b^2|s8a=<$K1Kwfe (֍3 -ab^2þ)<$ a^2|sbNƩwfeҟhҍ33133fe (֍3fgabr2|s&=<$K3aKwfe I1 (֍Dbpdf: content Q n Qpdf: content Q Q qpdf: content Q Q qpdf: content Q q qpdf: content Q 0.5 g qpdf: content Q q qpdf: content Q 0.5 g q&pdf: content Q -80.30193 56.78273 m q&pdf: content Q -97.90599 56.78273 l qMpdf: content Q -100.11769 56.78273 -101.8911 55.00932 -101.8911 52.79762 c q%pdf: content Q -101.8911 44.7088 l qKpdf: content Q -101.8911 42.49709 -100.11769 40.7237 -97.90599 40.7237 c q%pdf: content Q -80.30193 40.7237 l qJpdf: content Q -78.09021 40.7237 -76.31682 42.49709 -76.31682 44.7088 c q&pdf: content Q -76.31682 52.79762 l qLpdf: content Q -76.31682 55.00932 -78.09021 56.78273 -80.30193 56.78273 c qpdf: content Q h q%pdf: content Q -101.8911 40.7237 m qpdf: content Q f qpdf: content Q Q qpdf: content Q q q7pdf: content Q 1.0 0.0 0.0 1.0 -98.57053 45.21175 cm q#pdf: content Q q -1 0 0 -1 0 0 cm q$pdf: content -1 0 0 -1 0 0 cm 3 Tr qǮXpdf: content Q 0 Tr qpdf: content Q 1 G qpdf: content Q 1 g q @ +͎pdf: content Q n Qpdf: content Q Q qpdf: content Q Q qpdf: content Q Q qpdf: content Q n qpdf: content Q Q qpdf: content n QOՆD jRX'2(748+2)!UN%ꥲ4^2S+82^2|sK\jO4^4S+82^4|sucyݲ4^8S+82^8|sKx=~4^ 0ercmmi7a*T<2^bjx 2%' <  ?z +j6 ,?ua;b/f 2 @?taɲ+b 2?t 6 1  Ǯ( & 2T{Ǯ8- 3 +jǮ)}򍍍* |n ׎/|o2M ؎\ٲ4zB َC16 ڎpdf: content Q 3 Tr qǮXpdf: content Q 0 Tr qpdf: content qpdf: content Q q qpdf: content Q 0 G qpdf: content Q 0 g qpdf: content Q 0.3985 w qpdf: content Q q qpdf: content Q q qpdf: content Q q q6pdf: content Q 1.0 0.0 0.0 1.0 -9.45004 -9.10004 cm q#pdf: content Q q -1 0 0 -1 0 0 cm q$pdf: content -1 0 0 -1 0 0 cm 3 Tr qǮXpdf: content Q 0 Tr qpdf: content Q 0 G qpdf: content Q 0 g qx:gsave x:scale .7 .7N/usr/local/texlive/2009/../texmf-local/tex/latex/local/images/correct_mark.pdf x:grestorepdf: content Q n Qpdf: content Q Q qpdf: content Q Q qpdf: content Q Q qpdf: content Q n qpdf: content Q Q qpdf: content n Q32" ێ"64MVpdf: content Q 3 Tr qǮXpdf: content Q 0 Tr qpdf: content qpdf: content Q q qpdf: content Q 0 G qpdf: content Q 0 g qpdf: content Q 0.3985 w qpdf: content Q q qpdf: content Q q qpdf: content Q 0.5 G qpdf: content Q 0.9 g qpdf: content Q 1.19553 w qpdf: content Q q qpdf: content Q 0.5 G qpdf: content Q 0.9 g qpdf: content Q 1.19553 w q&pdf: content Q 107.47026 69.26643 m q'pdf: content Q -107.47026 69.26643 l qOpdf: content Q -109.68196 69.26643 -111.45537 67.49304 -111.45537 65.28133 c q(pdf: content Q -111.45537 -65.28133 l qRpdf: content Q -111.45537 -67.49304 -109.68196 -69.26643 -107.47026 -69.26643 c q'pdf: content Q 107.47026 -69.26643 l qOpdf: content Q 109.68196 -69.26643 111.45537 -67.49304 111.45537 -65.28133 c q&pdf: content Q 111.45537 65.28133 l qLpdf: content Q 111.45537 67.49304 109.68196 69.26643 107.47026 69.26643 c qpdf: content Q h q(pdf: content Q -111.45537 -69.26643 m qpdf: content Q B qpdf: content Q Q qpdf: content Q q q8pdf: content Q 1.0 0.0 0.0 1.0 -103.48515 -2.49069 cm q#pdf: content Q q -1 0 0 -1 0 0 cm q$pdf: content -1 0 0 -1 0 0 cm 3 Tr qǮXpdf: content Q 0 Tr qpdf: content Q 0 G qpdf: content Q 0 g qA2=482T{ 2 &i #(482)(4+2)(4^2S+2^2|s)(4^4+2^4|s)(4^8+2^8|s)=(4^2S82^2|s)(4^2+2^2|s)(4^4+2^4|s)(4^8+2^8|s)=(4^4S82^4|s)(4^4+2^4|s)(4^8+2^8|s)=(4^8S82^8|s)(4^8+2^8|s)=4^16 Ƹ82^16)a8+b=16+16=32pdf: content Q n Qpdf: content Q Q qpdf: content Q Q qpdf: content Q q qpdf: content Q 0.5 g qpdf: content Q q qpdf: content Q 0.5 g q%pdf: content Q -80.30193 77.8937 m q%pdf: content Q -97.90599 77.8937 l qKpdf: content Q -100.11769 77.8937 -101.8911 76.12032 -101.8911 73.9086 c q&pdf: content Q -101.8911 65.81978 l qMpdf: content Q -101.8911 63.60808 -100.11769 61.83467 -97.90599 61.83467 c q&pdf: content Q -80.30193 61.83467 l qLpdf: content Q -78.09021 61.83467 -76.31682 63.60808 -76.31682 65.81978 c q%pdf: content Q -76.31682 73.9086 l qJpdf: content Q -76.31682 76.12032 -78.09021 77.8937 -80.30193 77.8937 c qpdf: content Q h q&pdf: content Q -101.8911 61.83467 m qpdf: content Q f qpdf: content Q Q qpdf: content Q q q7pdf: content Q 1.0 0.0 0.0 1.0 -98.57053 66.32272 cm q#pdf: content Q q -1 0 0 -1 0 0 cm q$pdf: content -1 0 0 -1 0 0 cm 3 Tr qǮXpdf: content Q 0 Tr qpdf: content Q 1 G qpdf: content Q 1 g q @ +͎pdf: content Q n Qpdf: content Q Q qpdf: content Q Q qpdf: content Q Q qpdf: content Q n qpdf: content Q Q qpdf: content n Qcolor push gray 0Ήן32jV3 color pop =1pdf:pagesize width 597.50787pt height 845.04684pt*>color push gray 0fdfi׎ color pop*>+D jkXex 0y u @ 2 6ѐt - 1퓲2x+5 # A t % %T 23x+4 2u <  e A+ $, 4i =ղ1 2 < : 2 <   2 6ѓ - 1 gǮ( & 2T{Ǯ8- 3 +jǮ)7y؍D ׎ 3x^2S+812x+1o$ ؎~%3x^2S+812x+11捍 َ 6x^2S+823x+20o$ ڎ~%6x^2S+827x+20 ێpdf: content Q 3 Tr qǮXpdf: content Q 0 Tr qpdf: content qpdf: content Q q qpdf: content Q 0 G qpdf: content Q 0 g qpdf: content Q 0.3985 w qpdf: content Q q qpdf: content Q q qpdf: content Q q q6pdf: content Q 1.0 0.0 0.0 1.0 -9.45004 -9.10004 cm q#pdf: content Q q -1 0 0 -1 0 0 cm q$pdf: content -1 0 0 -1 0 0 cm 3 Tr qǮXpdf: content Q 0 Tr qpdf: content Q 0 G qpdf: content Q 0 g qx:gsave x:scale .7 .7N/usr/local/texlive/2009/../texmf-local/tex/latex/local/images/correct_mark.pdf x:grestorepdf: content Q n Qpdf: content Q Q qpdf: content Q Q qpdf: content Q Q qpdf: content Q n qpdf: content Q Q qpdf: content n Q 6x^2S+823x+21Qlkpdf: content Q 3 Tr qǮXpdf: content Q 0 Tr qpdf: content qpdf: content Q q qpdf: content Q 0 G qpdf: content Q 0 g qpdf: content Q 0.3985 w qpdf: content Q q qpdf: content Q q qpdf: content Q 0.5 G qpdf: content Q 0.9 g qpdf: content Q 1.19553 w qpdf: content Q q qpdf: content Q 0.5 G qpdf: content Q 0.9 g qpdf: content Q 1.19553 w q&pdf: content Q 107.47026 44.37544 m q'pdf: content Q -107.47026 44.37544 l qOpdf: content Q -109.68196 44.37544 -111.45537 42.60205 -111.45537 40.39034 c q(pdf: content Q -111.45537 -40.39034 l qRpdf: content Q -111.45537 -42.60205 -109.68196 -44.37544 -107.47026 -44.37544 c q'pdf: content Q 107.47026 -44.37544 l qOpdf: content Q 109.68196 -44.37544 111.45537 -42.60205 111.45537 -40.39034 c q&pdf: content Q 111.45537 40.39034 l qLpdf: content Q 111.45537 42.60205 109.68196 44.37544 107.47026 44.37544 c qpdf: content Q h q(pdf: content Q -111.45537 -44.37544 m qpdf: content Q B qpdf: content Q Q qpdf: content Q q q8pdf: content Q 1.0 0.0 0.0 1.0 -103.48515 -2.49069 cm q#pdf: content Q q -1 0 0 -1 0 0 cm q$pdf: content -1 0 0 -1 0 0 cm 3 Tr qǮXpdf: content Q 0 Tr qpdf: content Q 0 G qpdf: content Q 0 g q=m( A  0] 4i =2 ,+ՆD j9X'x^2 cxc7=0 2% <   (xc+1)(x2)(x+2)(x3)(x+'3)(x84)T{ 2  1  @ 0 < "%*LǮ( & 2Ǯ8- +j @Ǯ)3updf: content Q 3 Tr qǮXpdf: content Q 0 Tr qpdf: content qpdf: content Q q qpdf: content Q 0 G qpdf: content Q 0 g qpdf: content Q 0.3985 w qpdf: content Q q qpdf: content Q q qpdf: content Q q q6pdf: content Q 1.0 0.0 0.0 1.0 -18.9001 -4.90001 cm q#pdf: content Q q -1 0 0 -1 0 0 cm q$pdf: content -1 0 0 -1 0 0 cm 3 Tr qǮXpdf: content Q 0 Tr qpdf: content Q 0 G qpdf: content Q 0 g qx:gsave x:scale .7 .7U/usr/local/texlive/2009/../texmf-local/tex/latex/local/images/subject_user_answer.pdf x:grestorepdf: content Q n Qpdf: content Q Q qpdf: content Q Q qpdf: content Q Q qpdf: content Q n qpdf: content Q Q qpdf: content n Q43uepdf: content Q 3 Tr qǮXpdf: content Q 0 Tr qpdf: content qpdf: content Q q qpdf: content Q 0 G qpdf: content Q 0 g qpdf: content Q 0.3985 w qpdf: content Q q qpdf: content Q q qpdf: content Q q q6pdf: content Q 1.0 0.0 0.0 1.0 -18.9001 -5.25002 cm q#pdf: content Q q -1 0 0 -1 0 0 cm q$pdf: content -1 0 0 -1 0 0 cm 3 Tr qǮXpdf: content Q 0 Tr qpdf: content Q 0 G qpdf: content Q 0 g qx:gsave x:scale .7 .7X/usr/local/texlive/2009/../texmf-local/tex/latex/local/images/subject_correct_answer.pdf x:grestorepdf: content Q n Qpdf: content Q Q qpdf: content Q Q qpdf: content Q Q qpdf: content Q n qpdf: content Q Q qpdf: content n QM25ʇpdf: content Q 3 Tr qǮXpdf: content Q 0 Tr qpdf: content qpdf: content Q q qpdf: content Q 0 G qpdf: content Q 0 g qpdf: content Q 0.3985 w qpdf: content Q q qpdf: content Q q qpdf: content Q 0.5 G qpdf: content Q 0.9 g qpdf: content Q 1.19553 w qpdf: content Q q qpdf: content Q 0.5 G qpdf: content Q 0.9 g qpdf: content Q 1.19553 w q&pdf: content Q 107.47026 52.67244 m q'pdf: content Q -107.47026 52.67244 l qOpdf: content Q -109.68196 52.67244 -111.45537 50.89905 -111.45537 48.68733 c q(pdf: content Q -111.45537 -48.68733 l qRpdf: content Q -111.45537 -50.89905 -109.68196 -52.67244 -107.47026 -52.67244 c q'pdf: content Q 107.47026 -52.67244 l qOpdf: content Q 109.68196 -52.67244 111.45537 -50.89905 111.45537 -48.68733 c q&pdf: content Q 111.45537 48.68733 l qLpdf: content Q 111.45537 50.89905 109.68196 52.67244 107.47026 52.67244 c qpdf: content Q h q(pdf: content Q -111.45537 -52.67244 m qpdf: content Q B qpdf: content Q Q qpdf: content Q q q8pdf: content Q 1.0 0.0 0.0 1.0 -103.48515 -2.49069 cm q#pdf: content Q q -1 0 0 -1 0 0 cm q$pdf: content -1 0 0 -1 0 0 cm 3 Tr qǮXpdf: content Q 0 Tr qpdf: content Q 0 G qpdf: content Q 0 g qux^2S8x7=030 1T{x^28x=730 #T{ 2 $U @ < (x8+1)(x2)(x+2)(x3)(x+3)(x4)=(x^2S8x2)(x^2x6)(x^2x12)=(782)(76)(712)=25pdf: content Q n Qpdf: content Q Q qpdf: content Q Q qpdf: content Q q qpdf: content Q 0.5 g qpdf: content Q q qpdf: content Q 0.5 g q&pdf: content Q -80.30193 61.29971 m q&pdf: content Q -97.90599 61.29971 l qLpdf: content Q -100.11769 61.29971 -101.8911 59.52632 -101.8911 57.3146 c q%pdf: content Q -101.8911 49.2258 l qMpdf: content Q -101.8911 47.01408 -100.11769 45.24069 -97.90599 45.24069 c q&pdf: content Q -80.30193 45.24069 l qKpdf: content Q -78.09021 45.24069 -76.31682 47.01408 -76.31682 49.2258 c q%pdf: content Q -76.31682 57.3146 l qLpdf: content Q -76.31682 59.52632 -78.09021 61.29971 -80.30193 61.29971 c qpdf: content Q h q&pdf: content Q -101.8911 45.24069 m qpdf: content Q f qpdf: content Q Q qpdf: content Q q q7pdf: content Q 1.0 0.0 0.0 1.0 -98.57053 49.72873 cm q#pdf: content Q q -1 0 0 -1 0 0 cm q$pdf: content -1 0 0 -1 0 0 cm 3 Tr qǮXpdf: content Q 0 Tr qpdf: content Q 1 G qpdf: content Q 1 g q @ +͎pdf: content Q n Qpdf: content Q Q qpdf: content Q Q qpdf: content Q Q qpdf: content Q n qpdf: content Q Q qpdf: content n QV+ՆD j8X'(4v+2)(4^2g+w2^2|s)(4^4+v2^4)(4^8+v2^8)w2^31 d\+2^15 & 1   B1' @ 0 < "%格Ǯ( & 2T{Ǯ8- +j @Ǯ)3updf: content Q 3 Tr qǮXpdf: content Q 0 Tr qpdf: content qpdf: content Q q qpdf: content Q 0 G qpdf: content Q 0 g qpdf: content Q 0.3985 w qpdf: content Q q qpdf: content Q q qpdf: content Q q q6pdf: content Q 1.0 0.0 0.0 1.0 -18.9001 -4.90001 cm q#pdf: content Q q -1 0 0 -1 0 0 cm q$pdf: content -1 0 0 -1 0 0 cm 3 Tr qǮXpdf: content Q 0 Tr qpdf: content Q 0 G qpdf: content Q 0 g qx:gsave x:scale .7 .7U/usr/local/texlive/2009/../texmf-local/tex/latex/local/images/subject_user_answer.pdf x:grestorepdf: content Q n Qpdf: content Q Q qpdf: content Q Q qpdf: content Q Q qpdf: content Q n qpdf: content Q Q qpdf: content n Q43uepdf: content Q 3 Tr qǮXpdf: content Q 0 Tr qpdf: content qpdf: content Q q qpdf: content Q 0 G qpdf: content Q 0 g qpdf: content Q 0.3985 w qpdf: content Q q qpdf: content Q q qpdf: content Q q q6pdf: content Q 1.0 0.0 0.0 1.0 -18.9001 -5.25002 cm q#pdf: content Q q -1 0 0 -1 0 0 cm q$pdf: content -1 0 0 -1 0 0 cm 3 Tr qǮXpdf: content Q 0 Tr qpdf: content Q 0 G qpdf: content Q 0 g qx:gsave x:scale .7 .7X/usr/local/texlive/2009/../texmf-local/tex/latex/local/images/subject_correct_answer.pdf x:grestorepdf: content Q n Qpdf: content Q Q qpdf: content Q Q qpdf: content Q Q qpdf: content Q n qpdf: content Q Q qpdf: content n QM0E͍dpdf: content Q 3 Tr qǮXpdf: content Q 0 Tr qpdf: content qpdf: content Q q qpdf: content Q 0 G qpdf: content Q 0 g qpdf: content Q 0.3985 w qpdf: content Q q qpdf: content Q q qpdf: content Q 0.5 G qpdf: content Q 0.9 g qpdf: content Q 1.19553 w qpdf: content Q q qpdf: content Q 0.5 G qpdf: content Q 0.9 g qpdf: content Q 1.19553 w q'pdf: content Q 107.47026 102.62306 m q(pdf: content Q -107.47026 102.62306 l qQpdf: content Q -109.68196 102.62306 -111.45537 100.84966 -111.45537 98.63795 c q(pdf: content Q -111.45537 -98.63795 l qUpdf: content Q -111.45537 -100.84966 -109.68196 -102.62306 -107.47026 -102.62306 c q(pdf: content Q 107.47026 -102.62306 l qQpdf: content Q 109.68196 -102.62306 111.45537 -100.84966 111.45537 -98.63795 c q&pdf: content Q 111.45537 98.63795 l qOpdf: content Q 111.45537 100.84966 109.68196 102.62306 107.47026 102.62306 c qpdf: content Q h q)pdf: content Q -111.45537 -102.62306 m qpdf: content Q B qpdf: content Q Q qpdf: content Q q q8pdf: content Q 1.0 0.0 0.0 1.0 -103.48515 -2.49069 cm q#pdf: content Q q -1 0 0 -1 0 0 cm q$pdf: content -1 0 0 -1 0 0 cm 3 Tr qǮXpdf: content Q 0 Tr qpdf: content Q 0 G qpdf: content Q 0 g qP 3 0] 4mT{ - 0y(482)T{ $%  @ %(4޸2)(4+2)(4^2Q+2^2|s)(4^4+2^4|s)(4^8+2^8)޸2(2^31 Ʋ+82^15x)=(4^2a2^2|s)(4^2+2^2|s)(4^4+2^4|s)(4^8+2^8)2^32 ڈ+2^16=(4^4S82^4|s)(4^4+2^4|s)(4^8+2^8|s)2^32 Ʋ+2^16=(4^8S82^8|s)(4^8+2^8|s)2^32 Ʋ+2^16=4^16 Ƹ82^162^32+2^16=2^32 Ƹ82^162^32+2^16=00s 1s2 # A  0] ms0 2 &i #s 3 0] 4ms - 1   B1 @ %T{0 2 < pdf: content Q n Qpdf: content Q Q qpdf: content Q Q qpdf: content Q q qpdf: content Q 0.5 g qpdf: content Q q qpdf: content Q 0.5 g q'pdf: content Q -80.30193 111.25034 m q'pdf: content Q -97.90599 111.25034 l qPpdf: content Q -100.11769 111.25034 -101.8911 109.47693 -101.8911 107.26523 c q%pdf: content Q -101.8911 99.1764 l qJpdf: content Q -101.8911 96.9647 -100.11769 95.1913 -97.90599 95.1913 c q%pdf: content Q -80.30193 95.1913 l qIpdf: content Q -78.09021 95.1913 -76.31682 96.9647 -76.31682 99.1764 c q'pdf: content Q -76.31682 107.26523 l qOpdf: content Q -76.31682 109.47693 -78.09021 111.25034 -80.30193 111.25034 c qpdf: content Q h q%pdf: content Q -101.8911 95.1913 m qpdf: content Q f qpdf: content Q Q qpdf: content Q q q7pdf: content Q 1.0 0.0 0.0 1.0 -98.57053 99.67935 cm q#pdf: content Q q -1 0 0 -1 0 0 cm q$pdf: content -1 0 0 -1 0 0 cm 3 Tr qǮXpdf: content Q 0 Tr qpdf: content Q 1 G qpdf: content Q 1 g q @ +͎pdf: content Q n Qpdf: content Q Q qpdf: content Q Q qpdf: content Q Q qpdf: content Q n qpdf: content Q Q qpdf: content n Qcolor push gray 0Ήן32jVN color popY;,m 7ffS[/usr/local/texlive/2009/texmf-dist/fonts/opentype/public/lm/lmroman12-regular.otf]6H NanumGothicBoldNanumGothicBold& msam10%p  yhcmex10#R[/usr/local/texlive/2009/texmf-dist/fonts/opentype/public/lm/lmroman7-regular.otf]"  NanumMyeongjoNanumMyeongjoRegular! P[/usr/local/texlive/2009/texmf-dist/fonts/opentype/public/lm/lmroman12-bold.otf] S[/usr/local/texlive/2009/texmf-dist/fonts/opentype/public/lm/lmroman10-regular.otf] !", cmsy10 b> cmmi10 0ercmmi7K`y cmr10ٓRcmr71