; XeTeX output 2010.07.16:12401pdf:pagesize width 597.50787pt height 845.04684pt*>color push gray 0fdOq5HO[/usr/local/texlive/2009/texmf-dist/fonts/opentype/public/lm/lmsans10-bold.otf]? f*5bi`2bb !+P 1!Ci2bifi׎ color pop*>.! P[/usr/local/texlive/2009/texmf-dist/fonts/opentype/public/lm/lmroman12-bold.otf] RX7ٍeK`y cmr108^ٓRcmr72 0ercmmi7x+1r=ru$p  yhcmex10π<$ 1 wfe (֍2+ruπן3 O!cmsy72x.1  NanumMyeongjoNanumMyeongjoRegular 2%T{ <  b> cmmi10x 2  1  @ 0 < "%;> S[/usr/local/texlive/2009/texmf-dist/fonts/opentype/public/lm/lmroman10-regular.otf]Ǯ( & 2T{Ǯk- @ 3Ǯ)Aȍ1sޟpdf: 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$pdf: content -1 0 0 -1 0 0 cm 3 Tr qǮXpdf: content Q 0 Tr qpdf: content Q 0 G qpdf: content Q 0 g qx:gsave x:scale .7 .7U/usr/local/texlive/2009/../texmf-local/tex/latex/local/images/subject_user_answer.pdf x:grestorepdf: content Q n Qpdf: content Q Q qpdf: content Q Q qpdf: content Q Q qpdf: content Q n qpdf: content Q Q qpdf: content n Qjޟepdf: content Q 3 Tr qǮXpdf: content Q 0 Tr qpdf: content qpdf: content Q q qpdf: content Q 0 G qpdf: content Q 0 g qpdf: content Q 0.3985 w qpdf: content Q q qpdf: content Q q qpdf: content Q q q6pdf: content Q 1.0 0.0 0.0 1.0 -18.9001 -5.25002 cm q#pdf: content Q q -1 0 0 -1 0 0 cm q$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+U !", cmsy10<$33333wfe (֍2uu↍k#pdf: content Q 3 Tr qǮXpdf: content Q 0 Tr qpdf: content qpdf: content Q q qpdf: content Q 0 G qpdf: content Q 0 g qpdf: content Q 0.3985 w qpdf: content Q q qpdf: content Q q qpdf: content Q 0.5 G qpdf: content Q 0.9 g qpdf: content Q 1.19553 w qpdf: content Q q qpdf: content Q 0.5 G qpdf: content Q 0.9 g qpdf: content Q 1.19553 w q%pdf: content Q 107.47026 48.4411 m q&pdf: content Q -107.47026 48.4411 l qKpdf: content Q -109.68196 48.4411 -111.45537 46.6677 -111.45537 44.456 c q&pdf: content Q -111.45537 -44.456 l qOpdf: content Q -111.45537 -46.6677 -109.68196 -48.4411 -107.47026 -48.4411 c q&pdf: content Q 107.47026 -48.4411 l qKpdf: content Q 109.68196 -48.4411 111.45537 -46.6677 111.45537 -44.456 c q$pdf: content Q 111.45537 44.456 l qIpdf: content Q 111.45537 46.6677 109.68196 48.4411 107.47026 48.4411 c qpdf: content Q h q'pdf: content Q -111.45537 -48.4411 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 qKkW2^3|s")2x+1(=\o2^1 t;)32x6x8+3=38+2x4x=6% msam10)x=<$33333wfe (֍2pdf: content Q n Qpdf: content Q Q qpdf: content Q Q qpdf: content Q q qpdf: content Q 0.5 g qpdf: content Q q qpdf: content Q 0.5 g q&pdf: content Q -80.30193 57.06837 m q&pdf: content Q -97.90599 57.06837 l qMpdf: content Q -100.11769 57.06837 -101.8911 55.29497 -101.8911 53.08327 c q&pdf: content Q -101.8911 44.99445 l qMpdf: content Q -101.8911 42.78273 -100.11769 41.00934 -97.90599 41.00934 c q&pdf: content Q -80.30193 41.00934 l qLpdf: content Q -78.09021 41.00934 -76.31682 42.78273 -76.31682 44.99445 c q&pdf: content Q -76.31682 53.08327 l qLpdf: content Q -76.31682 55.29497 -78.09021 57.06837 -80.30193 57.06837 c qpdf: content Q h q&pdf: content Q -101.8911 41.00934 m qpdf: content Q f qpdf: content Q Q qpdf: content Q q q7pdf: content Q 1.0 0.0 0.0 1.0 -98.57053 45.49739 cm q#pdf: content Q q -1 0 0 -1 0 0 cm q$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. kXe(a^2|sb^x)^3S8a^y·b^3C=a^5b^9 2%T{ <  x+yT 2  1 4üǮ( & 2T{Ǯk- @ 3Ǯ)#}򍍍* ׎ 2+ ؎:3Y m َh n45 ڎ5؟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$pdf: content -1 0 0 -1 0 0 cm 3 Tr qǮXpdf: content Q 0 Tr qpdf: content Q 0 G qpdf: content Q 0 g qx:gsave x:scale .7 .7N/usr/local/texlive/2009/../texmf-local/tex/latex/local/images/correct_mark.pdf x:grestorepdf: content Q n Qpdf: content Q Q qpdf: content Q Q qpdf: content Q Q qpdf: content Q n qpdf: content Q Q qpdf: content n Q5ز5_A ێ_B6dȍ⍍k럴pdf: content Q 3 Tr qǮXpdf: content Q 0 Tr qpdf: content qpdf: content Q q qpdf: content Q 0 G qpdf: content Q 0 g qpdf: content Q 0.3985 w qpdf: content Q q qpdf: content Q q qpdf: content Q 0.5 G qpdf: content Q 0.9 g qpdf: content Q 1.19553 w qpdf: content Q q qpdf: content Q 0.5 G qpdf: content Q 0.9 g qpdf: content Q 1.19553 w q&pdf: content Q 107.47026 74.43062 m q'pdf: content Q -107.47026 74.43062 l qOpdf: content Q -109.68196 74.43062 -111.45537 72.65721 -111.45537 70.44551 c q(pdf: content Q -111.45537 -70.44551 l qRpdf: content Q -111.45537 -72.65721 -109.68196 -74.43062 -107.47026 -74.43062 c q'pdf: content Q 107.47026 -74.43062 l qOpdf: content Q 109.68196 -74.43062 111.45537 -72.65721 111.45537 -70.44551 c q&pdf: content Q 111.45537 70.44551 l qLpdf: content Q 111.45537 72.65721 109.68196 74.43062 107.47026 74.43062 c qpdf: content Q h q(pdf: content Q -111.45537 -74.43062 m qpdf: content Q B qpdf: content Q Q qpdf: content Q q q8pdf: content Q 1.0 0.0 0.0 1.0 -103.48515 -2.49069 cm q#pdf: content Q q -1 0 0 -1 0 0 cm q$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 qf(a^2|sb^x)^3S8a^y·b^3=a^6|sb^3x >7<$ [}1lwfeԟ (֍ary·br3⍲=a^6y b^3x3=a^5|sb^968y"=5 p)y=13x83=9 p)x=4)x8+y"=5pdf: 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 83.05789 m q&pdf: content Q -97.90599 83.05789 l qMpdf: content Q -100.11769 83.05789 -101.8911 81.28448 -101.8911 79.07278 c q&pdf: content Q -101.8911 70.98396 l qMpdf: content Q -101.8911 68.77225 -100.11769 66.99886 -97.90599 66.99886 c q&pdf: content Q -80.30193 66.99886 l qLpdf: content Q -78.09021 66.99886 -76.31682 68.77225 -76.31682 70.98396 c q&pdf: content Q -76.31682 79.07278 l qLpdf: content Q -76.31682 81.28448 -78.09021 83.05789 -80.30193 83.05789 c qpdf: content Q h q&pdf: content Q -101.8911 66.99886 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 71.48691 cm q#pdf: content Q q -1 0 0 -1 0 0 cm q$pdf: content -1 0 0 -1 0 0 cm 3 Tr qǮXpdf: content Q 0 Tr qpdf: content Q 1 G qpdf: content Q 1 g q @ +͎pdf: content Q n Qpdf: content Q Q qpdf: content Q Q qpdf: content Q Q qpdf: content Q n qpdf: content Q Q qpdf: content n QHcolor push gray 0ff color pop*>.L jXo<$[&6x83y[&wfe!2 (֍z2B-<$lx8+4ylwfe2 (֍ y3# <$l4x85ylwfe!2 (֍z6)& $%T{   B1 @ % $ Ǯ( & 2T{Ǯk- @ 3Ǯ)/卍7 |n ׎/|o2x8+2yku ؎pvpdf: 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$pdf: content -1 0 0 -1 0 0 cm 3 Tr qǮXpdf: content Q 0 Tr qpdf: content Q 0 G qpdf: content Q 0 g qx:gsave x:scale .7 .7N/usr/local/texlive/2009/../texmf-local/tex/latex/local/images/correct_mark.pdf x:grestorepdf: content Q n Qpdf: content Q Q qpdf: content Q Q qpdf: content Q Q qpdf: content Q n qpdf: content Q Q qpdf: content n Qzv2x82y| َ}x8+y捍 |n ڎ/|ox8+2yku ێzv2x8+y j}%l%pdf: content Q 3 Tr qǮXpdf: content Q 0 Tr qpdf: content qpdf: content Q q qpdf: content Q 0 G qpdf: content Q 0 g qpdf: content Q 0.3985 w qpdf: content Q q qpdf: content Q q qpdf: content Q 0.5 G qpdf: content Q 0.9 g qpdf: content Q 1.19553 w qpdf: content Q q qpdf: content Q 0.5 G qpdf: content Q 0.9 g qpdf: content Q 1.19553 w q&pdf: content Q 107.47026 52.05824 m q'pdf: content Q -107.47026 52.05824 l qOpdf: content Q -109.68196 52.05824 -111.45537 50.28484 -111.45537 48.07314 c q(pdf: content Q -111.45537 -48.07314 l qRpdf: content Q -111.45537 -50.28484 -109.68196 -52.05824 -107.47026 -52.05824 c q'pdf: content Q 107.47026 -52.05824 l qOpdf: content Q 109.68196 -52.05824 111.45537 -50.28484 111.45537 -48.07314 c q&pdf: content Q 111.45537 48.07314 l qLpdf: content Q 111.45537 50.28484 109.68196 52.05824 107.47026 52.05824 c qpdf: content Q h q(pdf: content Q -111.45537 -52.05824 m qpdf: content Q B qpdf: content Q Q qpdf: content Q q q8pdf: content Q 1.0 0.0 0.0 1.0 -103.48515 -2.49069 cm q#pdf: content Q q -1 0 0 -1 0 0 cm q$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 q3( 3 -)C 3=<$K3(6x83y[ٲ)2(x+4y)(4x5y)Kwfe_ (֍I63=<$K12x812yKwfe+2 (֍{6Ǎ3=2x82ypdf: 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 60.68552 m q&pdf: content Q -97.90599 60.68552 l qMpdf: content Q -100.11769 60.68552 -101.8911 58.91211 -101.8911 56.70041 c q&pdf: content Q -101.8911 48.61159 l qMpdf: content Q -101.8911 46.39989 -100.11769 44.62648 -97.90599 44.62648 c q&pdf: content Q -80.30193 44.62648 l qLpdf: content Q -78.09021 44.62648 -76.31682 46.39989 -76.31682 48.61159 c q&pdf: content Q -76.31682 56.70041 l qLpdf: content Q -76.31682 58.91211 -78.09021 60.68552 -80.30193 60.68552 c qpdf: content Q h q&pdf: content Q -101.8911 44.62648 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 49.11453 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 QәSL 9X'(5x82y[ٲ)(3y)30 $%T{   B1 @ % 渼Ǯ( & 2Ǯk- @ 3Ǯ)color push gray 0fdfi׎ color pop*>. 8Xe(9x^2|sy[ٟ^2 +23xy[ٟ^2L)2Ը=3x2Բ1Qv 2% <  2 /u 0y /t $ 1鎟e - 1 %Ǯ( & 2T{Ǯj- @ +jǮ)VL dX'(x8+1+2y[ٲ)(x+12y)30 $%T{ 2  @ , 1 Ǯ( & 2T{Ǯj- @ +jǮ)UuЇ^ |n ׎/|ox^2S82y4y[ٟ^2,+1捍 |n ؎/|ox^2S84xy+1 |n َ/|ox^2S82xy4y[ٟ^2,+1 |n ڎ%|opdf: content Q 3 Tr qǮXpdf: content Q 0 Tr qpdf: content qpdf: content Q q qpdf: content Q 0 G qpdf: content Q 0 g qpdf: content Q 0.3985 w qpdf: content Q q qpdf: content Q q qpdf: content Q q q6pdf: content Q 1.0 0.0 0.0 1.0 -9.45004 -9.10004 cm q#pdf: content Q q -1 0 0 -1 0 0 cm q$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/|ox^2S+82x4y[ٟ^2,+1 |n ێ/|ox^2S82x+4y[ٟ^2,+1ȕ`%tpdf: 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 61.52293 m q'pdf: content Q -107.47026 61.52293 l qOpdf: content Q -109.68196 61.52293 -111.45537 59.74953 -111.45537 57.53783 c q(pdf: content Q -111.45537 -57.53783 l qRpdf: content Q -111.45537 -59.74953 -109.68196 -61.52293 -107.47026 -61.52293 c q'pdf: content Q 107.47026 -61.52293 l qOpdf: content Q 109.68196 -61.52293 111.45537 -59.74953 111.45537 -57.53783 c q&pdf: content Q 111.45537 57.53783 l qLpdf: content Q 111.45537 59.74953 109.68196 61.52293 107.47026 61.52293 c qpdf: content Q h q(pdf: content Q -111.45537 -61.52293 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$pdf: content -1 0 0 -1 0 0 cm 3 Tr qǮXpdf: content Q 0 Tr qpdf: content Q 0 G qpdf: content Q 0 g qDx8+1=t30 "%T{ @ %(x8+1+2y[ٲ)(x+12y)=(t8+2y[ٲ)(t2y)=t^2S84y[ٟ^2=(x8+1)^2S4y[ٟ^2=x^2S+82x4y[ٟ^2,+1pdf: content Q n Qpdf: content Q Q qpdf: content Q Q qpdf: content Q q qpdf: content Q 0.5 g qpdf: content Q q qpdf: content Q 0.5 g q%pdf: content Q -80.30193 70.1502 m q%pdf: content Q -97.90599 70.1502 l qJpdf: content Q -100.11769 70.1502 -101.8911 68.3768 -101.8911 66.1651 c q&pdf: content Q -101.8911 58.07628 l qMpdf: content Q -101.8911 55.86458 -100.11769 54.09117 -97.90599 54.09117 c q&pdf: content Q -80.30193 54.09117 l qLpdf: content Q -78.09021 54.09117 -76.31682 55.86458 -76.31682 58.07628 c q%pdf: content Q -76.31682 66.1651 l qIpdf: content Q -76.31682 68.3768 -78.09021 70.1502 -80.30193 70.1502 c qpdf: content Q h q&pdf: content Q -101.8911 54.09117 m qpdf: content Q f qpdf: content Q Q qpdf: content Q q q7pdf: content Q 1.0 0.0 0.0 1.0 -98.57053 58.57922 cm q#pdf: content Q q -1 0 0 -1 0 0 cm q$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 Qӡ.L 3X'(az+b)(ab)l!=l"a^2Wb^23 1h 2 1R @ 0 m +Y @ ٘  2N' / $ 1T{ , 1 e*Ǯ( & 2Ǯj- @ +jǮ)/卍7 |n ׎/|o198^2ku ؎zv101^2| َ}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 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$pdf: content -1 0 0 -1 0 0 cm 3 Tr qǮXpdf: content Q 0 Tr qpdf: content Q 0 G qpdf: content Q 0 g qx:gsave x:scale .7 .7N/usr/local/texlive/2009/../texmf-local/tex/latex/local/images/correct_mark.pdf x:grestorepdf: content Q n Qpdf: content Q Q qpdf: content Q Q qpdf: content Q Q qpdf: content Q n qpdf: content Q Q qpdf: content n Q}47853捍 |n ڎ/|o1018103ku ێzv2038302}疍ěpdf: content Q 3 Tr qǮXpdf: content Q 0 Tr qpdf: content qpdf: content Q q qpdf: content Q 0 G qpdf: content Q 0 g qpdf: content Q 0.3985 w qpdf: content Q q qpdf: content Q q qpdf: content Q 0.5 G qpdf: content Q 0.9 g qpdf: content Q 1.19553 w qpdf: content Q q qpdf: content Q 0.5 G qpdf: content Q 0.9 g qpdf: content Q 1.19553 w q&pdf: content Q 107.47026 53.43233 m q'pdf: content Q -107.47026 53.43233 l qOpdf: content Q -109.68196 53.43233 -111.45537 51.65894 -111.45537 49.44722 c q(pdf: content Q -111.45537 -49.44722 l qRpdf: content Q -111.45537 -51.65894 -109.68196 -53.43233 -107.47026 -53.43233 c q'pdf: content Q 107.47026 -53.43233 l qOpdf: content Q 109.68196 -53.43233 111.45537 -51.65894 111.45537 -49.44722 c q&pdf: content Q 111.45537 49.44722 l qLpdf: content Q 111.45537 51.65894 109.68196 53.43233 107.47026 53.43233 c qpdf: content Q h q(pdf: content Q -111.45537 -53.43233 m qpdf: content Q B qpdf: content Q Q qpdf: content Q q q8pdf: content Q 1.0 0.0 0.0 1.0 -103.48515 -2.49069 cm q#pdf: content Q q -1 0 0 -1 0 0 cm q$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 ׎ 198^2C=(20082)^2 ؎ 101^2C=(1008+1)^2 َ 47853=(5083)(50+3) ڎ 1018103=(1008+1)(100+3) ێ 2038302=(28100+3)(3100+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 62.0596 m q%pdf: content Q -97.90599 62.0596 l qKpdf: content Q -100.11769 62.0596 -101.8911 60.28621 -101.8911 58.0745 c q&pdf: content Q -101.8911 49.98567 l qMpdf: content Q -101.8911 47.77397 -100.11769 46.00056 -97.90599 46.00056 c q&pdf: content Q -80.30193 46.00056 l qLpdf: content Q -78.09021 46.00056 -76.31682 47.77397 -76.31682 49.98567 c q%pdf: content Q -76.31682 58.0745 l qJpdf: content Q -76.31682 60.28621 -78.09021 62.0596 -80.30193 62.0596 c qpdf: content Q h q&pdf: content Q -101.8911 46.00056 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 50.48862 cm q#pdf: content Q q -1 0 0 -1 0 0 cm q$pdf: content -1 0 0 -1 0 0 cm 3 Tr qǮXpdf: content Q 0 Tr qpdf: content Q 1 G qpdf: content Q 1 g q @ +͎pdf: content Q n Qpdf: content Q Q qpdf: content Q Q qpdf: content Q Q qpdf: content Q n qpdf: content Q Q qpdf: content n Qcolor push gray 0Ήן32jVk color popG1pdf:pagesize width 597.50787pt height 845.04684pt*>color push gray 0fdfi׎ color pop*>. NXe(a8+b+c)^2 1T{ 2  @ % 1Ǯ( & 2Ǯj- @ +jǮ)UuЇ^ ׎ a^2S+8b^2+c^2捍 ؎ a^2S+8b^2+c^2+ab+bc+ca َ a^2S+8b^2+c^2+a+b+c ڎ a^2S+8b^2+c^2+2a+2b+2c ێpdf: content Q 3 Tr qǮXpdf: content Q 0 Tr qpdf: content qpdf: content Q q qpdf: content Q 0 G qpdf: content Q 0 g qpdf: content Q 0.3985 w qpdf: content Q q qpdf: content Q q qpdf: content Q q q6pdf: content Q 1.0 0.0 0.0 1.0 -9.45004 -9.10004 cm q#pdf: content Q q -1 0 0 -1 0 0 cm q$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 a^2S+8b^2+c^2+2ab+2bc+2caq k3pdf: 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 60.96944 m q'pdf: content Q -107.47026 60.96944 l qOpdf: content Q -109.68196 60.96944 -111.45537 59.19604 -111.45537 56.98433 c q(pdf: content Q -111.45537 -56.98433 l qRpdf: content Q -111.45537 -59.19604 -109.68196 -60.96944 -107.47026 -60.96944 c q'pdf: content Q 107.47026 -60.96944 l qOpdf: content Q 109.68196 -60.96944 111.45537 -59.19604 111.45537 -56.98433 c q&pdf: content Q 111.45537 56.98433 l qLpdf: content Q 111.45537 59.19604 109.68196 60.96944 107.47026 60.96944 c qpdf: content Q h q(pdf: content Q -111.45537 -60.96944 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$pdf: content -1 0 0 -1 0 0 cm 3 Tr qǮXpdf: content Q 0 Tr qpdf: content Q 0 G qpdf: content Q 0 g qו}a8+b=t30 "%T{ @ %(a8+b+c)^2C=(t+c)^2=t^2S+82ct+c^2=(a8+b)^2S+2c(a+b)+c^2=a^2S+82ab+b^2+2ca+2bc+c^2=a^2S+8b^2+c^2+2ab+2bc+2capdf: content Q n Qpdf: content Q Q qpdf: content Q Q qpdf: content Q q qpdf: content Q 0.5 g qpdf: content Q q qpdf: content Q 0.5 g q&pdf: content Q -80.30193 69.59671 m q&pdf: content Q -97.90599 69.59671 l qLpdf: content Q -100.11769 69.59671 -101.8911 67.82332 -101.8911 65.6116 c q&pdf: content Q -101.8911 57.52278 l qMpdf: content Q -101.8911 55.31108 -100.11769 53.53767 -97.90599 53.53767 c q&pdf: content Q -80.30193 53.53767 l qLpdf: content Q -78.09021 53.53767 -76.31682 55.31108 -76.31682 57.52278 c q%pdf: content Q -76.31682 65.6116 l qLpdf: content Q -76.31682 67.82332 -78.09021 69.59671 -80.30193 69.59671 c qpdf: content Q h q&pdf: content Q -101.8911 53.53767 m qpdf: content Q f qpdf: content Q Q qpdf: content Q q q7pdf: content Q 1.0 0.0 0.0 1.0 -98.57053 58.02573 cm q#pdf: content Q q -1 0 0 -1 0 0 cm q$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 Qٷ/.D RyXi( 4i , '> 9 1[4 2 1R @ 0[42^7ϸ=]5^5צ 1 %0 29 $U , 2! 4i  @e 0 < "%g Ǯ( & 2T{Ǯj- 3 @Ǯ)3⍍1sޟpdf: content Q 3 Tr qǮXpdf: content Q 0 Tr qpdf: content qpdf: content Q q qpdf: content Q 0 G qpdf: content Q 0 g qpdf: content Q 0.3985 w qpdf: content Q q qpdf: content Q q qpdf: content Q q q6pdf: content Q 1.0 0.0 0.0 1.0 -18.9001 -4.90001 cm q#pdf: content Q q -1 0 0 -1 0 0 cm q$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 QQޟepdf: 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+U630 29 $UT{ ,wqm=G֍k{pdf: content Q 3 Tr qǮXpdf: content Q 0 Tr qpdf: content qpdf: content Q q qpdf: content Q 0 G qpdf: content Q 0 g qpdf: content Q 0.3985 w qpdf: content Q q qpdf: content Q q qpdf: content Q 0.5 G qpdf: content Q 0.9 g qpdf: content Q 1.19553 w qpdf: content Q q qpdf: content Q 0.5 G qpdf: content Q 0.9 g qpdf: content Q 1.19553 w q&pdf: content Q 107.47026 20.24434 m q'pdf: content Q -107.47026 20.24434 l qOpdf: content Q -109.68196 20.24434 -111.45537 18.47095 -111.45537 16.25923 c q(pdf: content Q -111.45537 -16.25923 l qRpdf: content Q -111.45537 -18.47095 -109.68196 -20.24434 -107.47026 -20.24434 c q'pdf: content Q 107.47026 -20.24434 l qOpdf: content Q 109.68196 -20.24434 111.45537 -18.47095 111.45537 -16.25923 c q&pdf: content Q 111.45537 16.25923 l qLpdf: content Q 111.45537 18.47095 109.68196 20.24434 107.47026 20.24434 c qpdf: content Q h q(pdf: content Q -111.45537 -20.24434 m qpdf: content Q B qpdf: content Q Q qpdf: content Q q q8pdf: content Q 1.0 0.0 0.0 1.0 -103.48515 -2.49069 cm q#pdf: content Q q -1 0 0 -1 0 0 cm q$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 qQ썲2^7S85^5C=2^52^25^5C=(25)^54=410^5pdf: 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 28.87161 m q&pdf: content Q -97.90599 28.87161 l qLpdf: content Q -100.11769 28.87161 -101.8911 27.09822 -101.8911 24.8865 c q%pdf: content Q -101.8911 16.7977 l qMpdf: content Q -101.8911 14.58598 -100.11769 12.81259 -97.90599 12.81259 c q&pdf: content Q -80.30193 12.81259 l qKpdf: content Q -78.09021 12.81259 -76.31682 14.58598 -76.31682 16.7977 c q%pdf: content Q -76.31682 24.8865 l qLpdf: content Q -76.31682 27.09822 -78.09021 28.87161 -80.30193 28.87161 c qpdf: content Q h q&pdf: content Q -101.8911 12.81259 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 17.30063 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*>.LD RRXY , 4m 2 ͛ & 0y +ő $  - - @ = , @ :ݓ 41  A5 = %Ꭴ' 2ŕ $% $ B1 = %Q  @ + 0y 5 m +Ř +j ?1 5 1 3   @' < h  1 1E 2 '1  , @ :ݕ 41D % 2ŕ 0y  @ 05 %. 2' @r +  2e  1d 2s 0] 2ŕr 8E @ , 2 < p 2 d m +Ős +j ?1 5 1펡' & 1T{ +U "5 1   2! 4i $y @ 0 < "%Z%#+كnpdf: content Q 3 Tr qǮXpdf: content Q 0 Tr qpdf: content qpdf: content Q q qpdf: content Q 0 G qpdf: content Q 0 g qpdf: content Q 0.3985 w qpdf: content Q q qpdf: content Q q qpdf: content Q 0 G qpdf: content Q q qpdf: content Q 0 G qcolor push gray 0fdfi׎ color pop*>k^ pdf: content Q 3 Tr qǮXpdf: content Q 0 Tr qpdf: content qpdf: content Q q qpdf: content Q 0 G qpdf: content Q 0 g qpdf: content Q 0.3985 w qpdf: content Q q qpdf: content Q q qpdf: content Q 0.5 G qpdf: content Q 0.9 g qpdf: content Q 1.19553 w qpdf: content Q q qpdf: content Q 0.5 G qpdf: content Q 0.9 g qpdf: content Q 1.19553 w q&pdf: content Q 107.47026 53.83147 m q'pdf: content Q -107.47026 53.83147 l qOpdf: content Q -109.68196 53.83147 -111.45537 52.05806 -111.45537 49.84636 c q(pdf: content Q -111.45537 -49.84636 l qRpdf: content Q -111.45537 -52.05806 -109.68196 -53.83147 -107.47026 -53.83147 c q'pdf: content Q 107.47026 -53.83147 l qOpdf: content Q 109.68196 -53.83147 111.45537 -52.05806 111.45537 -49.84636 c q&pdf: content Q 111.45537 49.84636 l qLpdf: content Q 111.45537 52.05806 109.68196 53.83147 107.47026 53.83147 c qpdf: content Q h q(pdf: content Q -111.45537 -53.83147 m qpdf: content Q B qpdf: content Q Q qpdf: content Q q q8pdf: content Q 1.0 0.0 0.0 1.0 -103.48515 -2.49069 cm q#pdf: content Q q -1 0 0 -1 0 0 cm q$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 ql4x8+3y"=2)3y"=4x8+23H 3 -I!EG=5(7x82+4x)982(74x2+4x)!EG=5(75x82)'82(78x2)!EG=9x86pdf: 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 62.45874 m q&pdf: content Q -97.90599 62.45874 l qMpdf: content Q -100.11769 62.45874 -101.8911 60.68533 -101.8911 58.47363 c q&pdf: content Q -101.8911 50.38481 l qJpdf: content Q -101.8911 48.1731 -100.11769 46.3997 -97.90599 46.3997 c q%pdf: content Q -80.30193 46.3997 l qJpdf: content Q -78.09021 46.3997 -76.31682 48.1731 -76.31682 50.38481 c q&pdf: content Q -76.31682 58.47363 l qLpdf: content Q -76.31682 60.68533 -78.09021 62.45874 -80.30193 62.45874 c qpdf: content Q h q%pdf: content Q -101.8911 46.3997 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 50.88774 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 Qbፍ.D RjXe(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)DQҍ1sޟpdf: 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$pdf: content -1 0 0 -1 0 0 cm 3 Tr qǮXpdf: content Q 0 Tr qpdf: content Q 0 G qpdf: content Q 0 g qx:gsave x:scale .7 .7U/usr/local/texlive/2009/../texmf-local/tex/latex/local/images/subject_user_answer.pdf x:grestorepdf: content Q n Qpdf: content Q Q qpdf: content Q Q qpdf: content Q Q qpdf: content Q n qpdf: content Q Q qpdf: content n QQޟepdf: content Q 3 Tr qǮXpdf: content Q 0 Tr qpdf: content qpdf: content Q q qpdf: content Q 0 G qpdf: content Q 0 g qpdf: content Q 0.3985 w qpdf: content Q q qpdf: content Q q qpdf: content Q q q6pdf: content Q 1.0 0.0 0.0 1.0 -18.9001 -5.25002 cm q#pdf: content Q q -1 0 0 -1 0 0 cm q$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 Q:SD R9Xoea=2T{Ǯ-b=<$33333wfe (֍4 2%T{ <   1 - 1 m +Y @ 0 < "%/#i5V)pdf: content Q 3 Tr qǮXpdf: content Q 0 Tr qpdf: content qpdf: content Q q qpdf: content Q 0 G qpdf: content Q 0 g qpdf: content Q 0.3985 w qpdf: content Q q qpdf: content Q q qpdf: content Q 0 G qpdf: content Q q qpdf: content Q 0 G q;pdf: content Q -109.20525 -13.88809 218.41049 27.7762 re qpdf: content Q S qpdf: content Q Q qpdf: content Q q q6pdf: content Q 1.0 0.0 0.0 1.0 -101.235 -2.49069 cm q#pdf: content Q q -1 0 0 -1 0 0 cm q$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 qQ썲3a(a8+2b)(10a^2|sb+8ab^2)(2ab)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>Ǯ( & 2T{Ǯj- 3 @Ǯ)g<1sޟpdf: 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$pdf: content -1 0 0 -1 0 0 cm 3 Tr qǮXpdf: content Q 0 Tr qpdf: content Q 0 G qpdf: content Q 0 g qx:gsave x:scale .7 .7U/usr/local/texlive/2009/../texmf-local/tex/latex/local/images/subject_user_answer.pdf x:grestorepdf: content Q n Qpdf: content Q Q qpdf: content Q Q qpdf: content Q Q qpdf: content Q n qpdf: content Q Q qpdf: content n QQޟepdf: content Q 3 Tr qǮXpdf: content Q 0 Tr qpdf: content qpdf: content Q q qpdf: content Q 0 G qpdf: content Q 0 g qpdf: content Q 0.3985 w qpdf: content Q q qpdf: content Q q qpdf: content Q q q6pdf: content Q 1.0 0.0 0.0 1.0 -18.9001 -5.25002 cm q#pdf: content Q q -1 0 0 -1 0 0 cm q$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+U8Hcolor push gray 0ff color pop*>؍vpdf: 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 55.72699 m q'pdf: content Q -107.47026 55.72699 l qNpdf: content Q -109.68196 55.72699 -111.45537 53.9536 -111.45537 51.74188 c q(pdf: content Q -111.45537 -51.74188 l qQpdf: content Q -111.45537 -53.9536 -109.68196 -55.72699 -107.47026 -55.72699 c q'pdf: content Q 107.47026 -55.72699 l qNpdf: content Q 109.68196 -55.72699 111.45537 -53.9536 111.45537 -51.74188 c q&pdf: content Q 111.45537 51.74188 l qKpdf: content Q 111.45537 53.9536 109.68196 55.72699 107.47026 55.72699 c qpdf: content Q h q(pdf: content Q -111.45537 -55.72699 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 qؒU 3 -V)=3a^2S+86ab+5a+4bs)=3Ǯ(2)^2j+D6(2)Druπ露<$33333wfe (֍4fgruπ ̲+5(2)+)48ruπ㌸<$33333wfe (֍4fgruπe)=128+9103=8pdf: content Q n Qpdf: content Q Q qpdf: content Q Q qpdf: content Q q qpdf: content Q 0.5 g qpdf: content Q q qpdf: content Q 0.5 g q&pdf: content Q -80.30193 64.35426 m q&pdf: content Q -97.90599 64.35426 l qMpdf: content Q -100.11769 64.35426 -101.8911 62.58087 -101.8911 60.36916 c q&pdf: content Q -101.8911 52.28033 l qMpdf: content Q -101.8911 50.06863 -100.11769 48.29523 -97.90599 48.29523 c q&pdf: content Q -80.30193 48.29523 l qLpdf: content Q -78.09021 48.29523 -76.31682 50.06863 -76.31682 52.28033 c q&pdf: content Q -76.31682 60.36916 l qLpdf: content Q -76.31682 62.58087 -78.09021 64.35426 -80.30193 64.35426 c qpdf: content Q h q&pdf: content Q -101.8911 48.29523 m qpdf: content Q f qpdf: content Q Q qpdf: content Q q q7pdf: content Q 1.0 0.0 0.0 1.0 -98.57053 52.78328 cm q#pdf: content Q q -1 0 0 -1 0 0 cm q$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 Q1.LD R8X?x  +{  - 1{ 2 1R @ 0{(xS+S3)(x+a) $%{ 2 œ @ - 2'x^2˔+O!bx12u 2 < v 2  +j ,a; |b 2  1  @ 0 < "%LǮ( & 2T{Ǯj- 3 @Ǯ)DQҍ1s3updf: content Q 3 Tr qǮXpdf: content Q 0 Tr qpdf: content qpdf: content Q q qpdf: content Q 0 G qpdf: content Q 0 g qpdf: content Q 0.3985 w qpdf: content Q q qpdf: content Q q qpdf: content Q q q6pdf: content Q 1.0 0.0 0.0 1.0 -18.9001 -4.90001 cm q#pdf: content Q q -1 0 0 -1 0 0 cm q$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 Q1s3updf: 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$pdf: content -1 0 0 -1 0 0 cm 3 Tr qǮXpdf: content Q 0 Tr qpdf: content Q 0 G qpdf: content Q 0 g qx:gsave x:scale .7 .7U/usr/local/texlive/2009/../texmf-local/tex/latex/local/images/subject_user_answer.pdf x:grestorepdf: content Q n Qpdf: content Q Q qpdf: content Q Q qpdf: content Q Q qpdf: content Q n qpdf: content Q Q qpdf: content n QQ3uepdf: content Q 3 Tr qǮXpdf: content Q 0 Tr qpdf: content qpdf: content Q q qpdf: content Q 0 G qpdf: content Q 0 g qpdf: content Q 0.3985 w qpdf: content Q q qpdf: content Q q qpdf: content Q q q6pdf: content Q 1.0 0.0 0.0 1.0 -18.9001 -5.25002 cm q#pdf: content Q q -1 0 0 -1 0 0 cm q$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$pdf: content -1 0 0 -1 0 0 cm 3 Tr qǮXpdf: content Q 0 Tr qpdf: content Q 0 G qpdf: content Q 0 g qx:gsave x:scale .7 .7X/usr/local/texlive/2009/../texmf-local/tex/latex/local/images/subject_correct_answer.pdf x:grestorepdf: content Q n Qpdf: content Q Q qpdf: content Q Q qpdf: content Q Q qpdf: content Q n qpdf: content Q Q qpdf: content n QMb=T{10!^-ڡpdf: content Q 3 Tr qǮXpdf: content Q 0 Tr qpdf: content qpdf: content Q q qpdf: content Q 0 G qpdf: content Q 0 g qpdf: content Q 0.3985 w qpdf: content Q q qpdf: content Q q qpdf: content Q 0.5 G qpdf: content Q 0.9 g qpdf: content Q 1.19553 w qpdf: content Q q qpdf: content Q 0.5 G qpdf: content Q 0.9 g qpdf: content Q 1.19553 w q&pdf: content Q 107.47026 36.63194 m q'pdf: content Q -107.47026 36.63194 l qOpdf: content Q -109.68196 36.63194 -111.45537 34.85854 -111.45537 32.64684 c q(pdf: content Q -111.45537 -32.64684 l qRpdf: content Q -111.45537 -34.85854 -109.68196 -36.63194 -107.47026 -36.63194 c q'pdf: content Q 107.47026 -36.63194 l qOpdf: content Q 109.68196 -36.63194 111.45537 -34.85854 111.45537 -32.64684 c q&pdf: content Q 111.45537 32.64684 l qLpdf: content Q 111.45537 34.85854 109.68196 36.63194 107.47026 36.63194 c qpdf: content Q h q(pdf: content Q -111.45537 -36.63194 m qpdf: content Q B qpdf: content Q Q qpdf: content Q q q8pdf: content Q 1.0 0.0 0.0 1.0 -103.48515 -2.49069 cm q#pdf: content Q q -1 0 0 -1 0 0 cm q$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 Qэ.LD ReX'5x>2y۲=4x=+y3 2% <   5x2y+5 $%x 0y'  @T{ - 1 # A ;i ] 0] < "%8*Ǯ( & 2Ǯj- 3 @Ǯ)3⍍1s3updf: content Q 3 Tr qǮXpdf: content Q 0 Tr qpdf: content qpdf: content Q q qpdf: content Q 0 G qpdf: content Q 0 g qpdf: content Q 0.3985 w qpdf: content Q q qpdf: content Q q qpdf: content Q q q6pdf: content Q 1.0 0.0 0.0 1.0 -18.9001 -4.90001 cm q#pdf: content Q q -1 0 0 -1 0 0 cm q$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 QQ3uepdf: 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$pdf: content -1 0 0 -1 0 0 cm 3 Tr qǮXpdf: content Q 0 Tr qpdf: content Q 0 G qpdf: content Q 0 g qx:gsave x:scale .7 .7X/usr/local/texlive/2009/../texmf-local/tex/latex/local/images/subject_correct_answer.pdf x:grestorepdf: content Q n Qpdf: content Q Q qpdf: content Q Q qpdf: content Q Q qpdf: content Q n qpdf: content Q Q qpdf: content n QMx8+3color push gray 0Ήן32jV9 color pop1pdf:pagesize width 597.50787pt height 845.04684pt*>color push gray 0fdfi׎ color pop*>썍krpdf: content Q 3 Tr qǮXpdf: content Q 0 Tr qpdf: content qpdf: content Q q qpdf: content Q 0 G qpdf: content Q 0 g qpdf: content Q 0.3985 w qpdf: content Q q qpdf: content Q q qpdf: content Q 0.5 G qpdf: content Q 0.9 g qpdf: content Q 1.19553 w qpdf: content Q q qpdf: content Q 0.5 G qpdf: content Q 0.9 g qpdf: content Q 1.19553 w q&pdf: content Q 107.47026 54.74643 m q'pdf: content Q -107.47026 54.74643 l qOpdf: content Q -109.68196 54.74643 -111.45537 52.97304 -111.45537 50.76132 c q(pdf: content Q -111.45537 -50.76132 l qRpdf: content Q -111.45537 -52.97304 -109.68196 -54.74643 -107.47026 -54.74643 c q'pdf: content Q 107.47026 -54.74643 l qOpdf: content Q 109.68196 -54.74643 111.45537 -52.97304 111.45537 -50.76132 c q&pdf: content Q 111.45537 50.76132 l qLpdf: content Q 111.45537 52.97304 109.68196 54.74643 107.47026 54.74643 c qpdf: content Q h q(pdf: content Q -111.45537 -54.74643 m qpdf: content Q B qpdf: content Q Q qpdf: content Q q q8pdf: content Q 1.0 0.0 0.0 1.0 -103.48515 -2.49069 cm q#pdf: content Q q -1 0 0 -1 0 0 cm q$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 qԈ5x82y"=4x+y3T{ 1 'i @ @ %3y"=9x8+3;y=3x+135x82y+57l=5x82(3x+1)+57l=5x86x2+57l=x8+3pdf: 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 63.37372 m q&pdf: content Q -97.90599 63.37372 l qMpdf: content Q -100.11769 63.37372 -101.8911 61.60031 -101.8911 59.38861 c q&pdf: content Q -101.8911 51.29979 l qMpdf: content Q -101.8911 49.08807 -100.11769 47.31468 -97.90599 47.31468 c q&pdf: content Q -80.30193 47.31468 l qLpdf: content Q -78.09021 47.31468 -76.31682 49.08807 -76.31682 51.29979 c q&pdf: content Q -76.31682 59.38861 l qLpdf: content Q -76.31682 61.60031 -78.09021 63.37372 -80.30193 63.37372 c qpdf: content Q h q&pdf: content Q -101.8911 47.31468 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 51.80272 cm q#pdf: content Q q -1 0 0 -1 0 0 cm q$pdf: content -1 0 0 -1 0 0 cm 3 Tr qǮXpdf: content Q 0 Tr qpdf: content Q 1 G qpdf: content Q 1 g q @ +͎pdf: content Q n Qpdf: content Q Q qpdf: content Q Q qpdf: content Q Q qpdf: content Q n qpdf: content Q Q qpdf: content n Q9VD RdXe4x^4ʇNx^2ʈ(2x)^3 12   B1 @ 0 < "%4aǮ( & 2T{Ǯ9- 3 3Ǯ)#󍍟1sޟpdf: content Q 3 Tr qǮXpdf: content Q 0 Tr qpdf: content qpdf: content Q q qpdf: content Q 0 G qpdf: content Q 0 g qpdf: content Q 0.3985 w qpdf: content Q q qpdf: content Q q qpdf: content Q q q6pdf: content Q 1.0 0.0 0.0 1.0 -18.9001 -4.90001 cm q#pdf: content Q q -1 0 0 -1 0 0 cm q$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 Qjޟepdf: 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$pdf: content -1 0 0 -1 0 0 cm 3 Tr qǮXpdf: content Q 0 Tr qpdf: content Q 0 G qpdf: content Q 0 g qx:gsave x:scale .7 .7X/usr/local/texlive/2009/../texmf-local/tex/latex/local/images/subject_correct_answer.pdf x:grestorepdf: content Q n Qpdf: content Q Q qpdf: content Q Q qpdf: content Q Q qpdf: content Q n qpdf: content Q Q qpdf: content n Q<$/cڲ1,Lwfe  (֍2xiHgk儈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 25.78593 m q'pdf: content Q -107.47026 25.78593 l qOpdf: content Q -109.68196 25.78593 -111.45537 24.01254 -111.45537 21.80083 c q(pdf: content Q -111.45537 -21.80083 l qRpdf: content Q -111.45537 -24.01254 -109.68196 -25.78593 -107.47026 -25.78593 c q'pdf: content Q 107.47026 -25.78593 l qOpdf: content Q 109.68196 -25.78593 111.45537 -24.01254 111.45537 -21.80083 c q&pdf: content Q 111.45537 21.80083 l qLpdf: content Q 111.45537 24.01254 109.68196 25.78593 107.47026 25.78593 c qpdf: content Q h q(pdf: content Q -111.45537 -25.78593 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$pdf: content -1 0 0 -1 0 0 cm 3 Tr qǮXpdf: content Q 0 Tr qpdf: content Q 0 G qpdf: content Q 0 g q֍4x^4S<$ڲ1lwfe 3 (֍xr2 <$۲1lwfe3 (֍8xr3=<$K4x^4Kwfe3 (֍8xr5(&=<$1Kwfe  (֍2xpdf: content Q n Qpdf: content Q Q qpdf: content Q Q qpdf: content Q q qpdf: content Q 0.5 g qpdf: content Q q qpdf: content Q 0.5 g q&pdf: content Q -80.30193 34.41321 m q&pdf: content Q -97.90599 34.41321 l qLpdf: content Q -100.11769 34.41321 -101.8911 32.63982 -101.8911 30.4281 c q&pdf: content Q -101.8911 22.33928 l qMpdf: content Q -101.8911 20.12758 -100.11769 18.35417 -97.90599 18.35417 c q&pdf: content Q -80.30193 18.35417 l qLpdf: content Q -78.09021 18.35417 -76.31682 20.12758 -76.31682 22.33928 c q%pdf: content Q -76.31682 30.4281 l qLpdf: content Q -76.31682 32.63982 -78.09021 34.41321 -80.30193 34.41321 c qpdf: content Q h q&pdf: content Q -101.8911 18.35417 m qpdf: content Q f qpdf: content Q Q qpdf: content Q q q7pdf: content Q 1.0 0.0 0.0 1.0 -98.57053 22.84222 cm q#pdf: content Q q -1 0 0 -1 0 0 cm q$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鍍.D R3XenT{ 2 @ , 2% <  e(1)^n/+%(1)^n+12(1)^2n (1)^2n+1 2J F 1  @e 0 < "%g Ǯ( & 2T{Ǯ9- 3 3Ǯ)DQҍ1sޟpdf: 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$pdf: content -1 0 0 -1 0 0 cm 3 Tr qǮXpdf: content Q 0 Tr qpdf: content Q 0 G qpdf: content Q 0 g qx:gsave x:scale .7 .7U/usr/local/texlive/2009/../texmf-local/tex/latex/local/images/subject_user_answer.pdf x:grestorepdf: content Q n Qpdf: content Q Q qpdf: content Q Q qpdf: content Q Q qpdf: content Q n qpdf: content Q Q qpdf: content n QQޟepdf: content Q 3 Tr qǮXpdf: content Q 0 Tr qpdf: content qpdf: content Q q qpdf: content Q 0 G qpdf: content Q 0 g qpdf: content Q 0.3985 w qpdf: content Q q qpdf: content Q q qpdf: content Q q q6pdf: content Q 1.0 0.0 0.0 1.0 -18.9001 -5.25002 cm q#pdf: content Q q -1 0 0 -1 0 0 cm q$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+U0]l΍kFpdf: 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 43.96034 m q'pdf: content Q -107.47026 43.96034 l qOpdf: content Q -109.68196 43.96034 -111.45537 42.18694 -111.45537 39.97523 c q(pdf: content Q -111.45537 -39.97523 l qRpdf: content Q -111.45537 -42.18694 -109.68196 -43.96034 -107.47026 -43.96034 c q'pdf: content Q 107.47026 -43.96034 l qOpdf: content Q 109.68196 -43.96034 111.45537 -42.18694 111.45537 -39.97523 c q&pdf: content Q 111.45537 39.97523 l qLpdf: content Q 111.45537 42.18694 109.68196 43.96034 107.47026 43.96034 c qpdf: content Q h q(pdf: content Q -111.45537 -43.96034 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$pdf: content -1 0 0 -1 0 0 cm 3 Tr qǮXpdf: content Q 0 Tr qpdf: content Q 0 G qpdf: content Q 0 g qn 2_ @] , 2 %(1)^n L=i1Ǯ-(1)^n+1l=1Ǯ-(1)^2n 5 =1Ǯ-T{(1)^2n+1U =130 2 &i #18+11(1)=0pdf: content Q n Qpdf: content Q Q qpdf: content Q Q qpdf: content Q q qpdf: content Q 0.5 g qpdf: content Q q qpdf: content Q 0.5 g q&pdf: content Q -80.30193 52.58762 m q&pdf: content Q -97.90599 52.58762 l qMpdf: content Q -100.11769 52.58762 -101.8911 50.81421 -101.8911 48.60251 c q&pdf: content Q -101.8911 40.51369 l qMpdf: content Q -101.8911 38.30199 -100.11769 36.52858 -97.90599 36.52858 c q&pdf: content Q -80.30193 36.52858 l qLpdf: content Q -78.09021 36.52858 -76.31682 38.30199 -76.31682 40.51369 c q&pdf: content Q -76.31682 48.60251 l qLpdf: content Q -76.31682 50.81421 -78.09021 52.58762 -80.30193 52.58762 c qpdf: content Q h q&pdf: content Q -101.8911 36.52858 m qpdf: content Q f qpdf: content Q Q qpdf: content Q q q7pdf: content Q 1.0 0.0 0.0 1.0 -98.57053 41.01663 cm q#pdf: content Q q -1 0 0 -1 0 0 cm q$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*>.LD RNXM'x^5|sy[ٟ^3QyWx^2y[ٟ^6@=hBx ff ̟ 33 ffff ffff33ff ̎ Ly [ٟ ff ̟ 33 ffff ffff33ff ̎] 2% <  .ff ̟ 33 ffff ffff33ff ̎ / 0y / $ 1 , $%' 6 " #T{ / , 1 X/Ǯ( & 2Ǯ9- 3 3Ǯ)/卍7 |n ׎/|o15;12ku ؎zv8;8| َ}pdf: content Q 3 Tr qǮXpdf: content Q 0 Tr qpdf: content qpdf: content Q q qpdf: content Q 0 G qpdf: content Q 0 g qpdf: content Q 0.3985 w qpdf: content Q q qpdf: content Q q qpdf: content Q q q6pdf: content Q 1.0 0.0 0.0 1.0 -9.45004 -9.10004 cm q#pdf: content Q q -1 0 0 -1 0 0 cm q$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}7;9捍 |n ڎ/|o5;11ku ێzv11;7:<čIpdf: 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 20.03795 m q'pdf: content Q -107.47026 20.03795 l qOpdf: content Q -109.68196 20.03795 -111.45537 18.26454 -111.45537 16.05284 c q(pdf: content Q -111.45537 -16.05284 l qRpdf: content Q -111.45537 -18.26454 -109.68196 -20.03795 -107.47026 -20.03795 c q'pdf: content Q 107.47026 -20.03795 l qOpdf: content Q 109.68196 -20.03795 111.45537 -18.26454 111.45537 -16.05284 c q&pdf: content Q 111.45537 16.05284 l qLpdf: content Q 111.45537 18.26454 109.68196 20.03795 107.47026 20.03795 c qpdf: content Q h q(pdf: content Q -111.45537 -20.03795 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$pdf: content -1 0 0 -1 0 0 cm 3 Tr qǮXpdf: content Q 0 Tr qpdf: content Q 0 G qpdf: content Q 0 g qx^5|sy[ٟ^3,8x^2y[ٟ^6d=x^5+2vy[ٟ^3+6g=x^7|sy[ٟ^9, 2 < pdf: content Q n Qpdf: content Q Q qpdf: content Q Q qpdf: content Q q qpdf: content Q 0.5 g qpdf: content Q q qpdf: content Q 0.5 g q&pdf: content Q -80.30193 28.66522 m q&pdf: content Q -97.90599 28.66522 l qMpdf: content Q -100.11769 28.66522 -101.8911 26.89182 -101.8911 24.68011 c q%pdf: content Q -101.8911 16.5913 l qLpdf: content Q -101.8911 14.3796 -100.11769 12.60619 -97.90599 12.60619 c q&pdf: content Q -80.30193 12.60619 l qJpdf: content Q -78.09021 12.60619 -76.31682 14.3796 -76.31682 16.5913 c q&pdf: content Q -76.31682 24.68011 l qLpdf: content Q -76.31682 26.89182 -78.09021 28.66522 -80.30193 28.66522 c qpdf: content Q h q&pdf: content Q -101.8911 12.60619 m qpdf: content Q f qpdf: content Q Q qpdf: content Q q q7pdf: content Q 1.0 0.0 0.0 1.0 -98.57053 17.09424 cm q#pdf: content Q q -1 0 0 -1 0 0 cm q$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񍍍.LD kyXG 0]e  M d @ - 0y +ś2x\b3y<+59 $% d @e 0% @ , 1 2Ae %d' @ 0f )% 0q  q4x+2yq3F 2  0q < ` 2 <   & $ 5' m +Y @T{  1 e*Ǯ( & 2Ǯ9- 3 3Ǯ)color push gray 0fdfi׎ color pop*>zkKpdf: 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 50.91327 m q'pdf: content Q -107.47026 50.91327 l qOpdf: content Q -109.68196 50.91327 -111.45537 49.13988 -111.45537 46.92816 c q(pdf: content Q -111.45537 -46.92816 l qRpdf: content Q -111.45537 -49.13988 -109.68196 -50.91327 -107.47026 -50.91327 c q'pdf: content Q 107.47026 -50.91327 l qOpdf: content Q 109.68196 -50.91327 111.45537 -49.13988 111.45537 -46.92816 c q&pdf: content Q 111.45537 46.92816 l qLpdf: content Q 111.45537 49.13988 109.68196 50.91327 107.47026 50.91327 c qpdf: content Q h q(pdf: content Q -111.45537 -50.91327 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!(<$33333wfe (֍4fgx)^2S+82<$l3lwfe (֍4 Gx(<$33133wfe (֍2y[ٲ)+(<$33133wfe (֍2y[ٲ)^2=<$zL9Kwfe  (֍16-x^2S+<$l3lwfe (֍4 Gxy+<$l1lwfe (֍4y[ٟ^2)a8+b+c=<$zL9Kwfe  (֍16f`+<$l3lwfe (֍4 '+<$l1lwfe (֍4 f_=<$K25Kwfe  (֍16pdf: 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 59.54054 m q&pdf: content Q -97.90599 59.54054 l qMpdf: content Q -100.11769 59.54054 -101.8911 57.76715 -101.8911 55.55544 c q&pdf: content Q -101.8911 47.46661 l qKpdf: content Q -101.8911 45.25491 -100.11769 43.4815 -97.90599 43.4815 c q%pdf: content Q -80.30193 43.4815 l qKpdf: content Q -78.09021 43.4815 -76.31682 45.25491 -76.31682 47.46661 c q&pdf: content Q -76.31682 55.55544 l qLpdf: content Q -76.31682 57.76715 -78.09021 59.54054 -80.30193 59.54054 c qpdf: content Q h q%pdf: content Q -101.8911 43.4815 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 47.96956 cm q#pdf: content Q q -1 0 0 -1 0 0 cm q$pdf: content -1 0 0 -1 0 0 cm 3 Tr qǮXpdf: content Q 0 Tr qpdf: content Q 1 G qpdf: content Q 1 g q @ +͎pdf: content Q n Qpdf: content Q Q qpdf: content Q Q qpdf: content Q Q qpdf: content Q n qpdf: content Q Q qpdf: content n QŇ/.D kkXenT{ 2 29 0 , 2% <  e(1)^n/+/(1)^n+12+(1)^nq~(1)^n+2+(1)^2n 2O , 1펡e  @ 0 < "%xf Ǯ( & 2T{Ǯ8- 3 +jǮ)DQҍ1sޟpdf: content Q 3 Tr qǮXpdf: content Q 0 Tr qpdf: content qpdf: content Q q qpdf: content Q 0 G qpdf: content Q 0 g qpdf: content Q 0.3985 w qpdf: content Q q qpdf: content Q q qpdf: content Q q q6pdf: content Q 1.0 0.0 0.0 1.0 -18.9001 -4.90001 cm q#pdf: content Q q -1 0 0 -1 0 0 cm q$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 QQޟepdf: 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$pdf: content -1 0 0 -1 0 0 cm 3 Tr qǮXpdf: content Q 0 Tr qpdf: content Q 0 G qpdf: content Q 0 g qx:gsave x:scale .7 .7X/usr/local/texlive/2009/../texmf-local/tex/latex/local/images/subject_correct_answer.pdf x:grestorepdf: content Q n Qpdf: content Q Q qpdf: content Q Q qpdf: content Q Q qpdf: content Q n qpdf: content Q Q qpdf: content n Q+U2]{^k럘pdf: content Q 3 Tr qǮXpdf: content Q 0 Tr qpdf: content qpdf: content Q q qpdf: content Q 0 G qpdf: content Q 0 g qpdf: content Q 0.3985 w qpdf: content Q q qpdf: content Q q qpdf: content Q 0.5 G qpdf: content Q 0.9 g qpdf: content Q 1.19553 w qpdf: content Q q qpdf: content Q 0.5 G qpdf: content Q 0.9 g qpdf: content Q 1.19553 w q'pdf: content Q 107.47026 102.03932 m q(pdf: content Q -107.47026 102.03932 l qQpdf: content Q -109.68196 102.03932 -111.45537 100.26591 -111.45537 98.05421 c q(pdf: content Q -111.45537 -98.05421 l qUpdf: content Q -111.45537 -100.26591 -109.68196 -102.03932 -107.47026 -102.03932 c q(pdf: content Q 107.47026 -102.03932 l qQpdf: content Q 109.68196 -102.03932 111.45537 -100.26591 111.45537 -98.05421 c q&pdf: content Q 111.45537 98.05421 l qOpdf: content Q 111.45537 100.26591 109.68196 102.03932 107.47026 102.03932 c qpdf: content Q h q)pdf: content Q -111.45537 -102.03932 m qpdf: content Q B qpdf: content Q Q qpdf: content Q q q8pdf: content Q 1.0 0.0 0.0 1.0 -103.48515 -2.49069 cm q#pdf: content Q q -1 0 0 -1 0 0 cm q$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\PǮBVT{n 2 @ , 2% Ǯ,n8+130 1T{ 4 < , n8+2 1T{ @ < , 2n 1 4 , 2 &i #(1)^n^+8(1)^n+1a+(1)^nq~(1)^n+2+(1)^2n=18+1+(1)(1)+(1)=2 s3Ǯ\BBVT{n 2 4 , 2% Ǯ,n8+130 1T{ @ < , n8+2 1T{ 4 < , 2n 1 4 , 2 &i #(1)^n^+8(1)^n+1a+(1)^nq~(1)^n+2+(1)^2n=18+(1)+(1)(1)+(1)=2) p2pdf: 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 110.6666 m q&pdf: content Q -97.90599 110.6666 l qOpdf: content Q -100.11769 110.6666 -101.8911 108.89319 -101.8911 106.68149 c q&pdf: content Q -101.8911 98.59267 l qMpdf: content Q -101.8911 96.38097 -100.11769 94.60756 -97.90599 94.60756 c q&pdf: content Q -80.30193 94.60756 l qLpdf: content Q -78.09021 94.60756 -76.31682 96.38097 -76.31682 98.59267 c q'pdf: content Q -76.31682 106.68149 l qMpdf: content Q -76.31682 108.89319 -78.09021 110.6666 -80.30193 110.6666 c qpdf: content Q h q&pdf: content Q -101.8911 94.60756 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 99.09561 cm q#pdf: content Q q -1 0 0 -1 0 0 cm q$pdf: content -1 0 0 -1 0 0 cm 3 Tr qǮXpdf: content Q 0 Tr qpdf: content Q 1 G qpdf: content Q 1 g q @ +͎pdf: content Q n Qpdf: content Q Q qpdf: content Q Q qpdf: content Q Q qpdf: content Q n qpdf: content Q Q qpdf: content n QHcolor push gray 0ff color pop*>.LD kjX +j( ,a;C[b;CZc;d 0y ) @( 0  1 '( ٓ 0y +őa+b3c+3d' 2T{  1  @ 0 < "%q<+ўpdf: content Q 3 Tr qǮXpdf: content Q 0 Tr qpdf: content qpdf: content Q q qpdf: content Q 0 G qpdf: content Q 0 g qpdf: content Q 0.3985 w qpdf: content Q q qpdf: content Q q qpdf: content Q 0 G qpdf: content Q q qpdf: content Q 0 G q+>b3c+3d=6>+23<$qO4qOwfe (֍3 +3<$qO19qOwfe  (֍3k=11pdf: content Q n Qpdf: content Q Q qpdf: content Q Q qpdf: content Q q qpdf: content Q 0.5 g qpdf: content Q q qpdf: content Q 0.5 g q'pdf: content Q -80.30193 204.03629 m q'pdf: content Q -97.90599 204.03629 l qPpdf: content Q -100.11769 204.03629 -101.8911 202.26288 -101.8911 200.05118 c q'pdf: content Q -101.8911 191.96236 l qPpdf: content Q -101.8911 189.75064 -100.11769 187.97725 -97.90599 187.97725 c q'pdf: content Q -80.30193 187.97725 l qOpdf: content Q -78.09021 187.97725 -76.31682 189.75064 -76.31682 191.96236 c q'pdf: content Q -76.31682 200.05118 l qOpdf: content Q -76.31682 202.26288 -78.09021 204.03629 -80.30193 204.03629 c qpdf: content Q h q'pdf: content Q -101.8911 187.97725 m qpdf: content Q f qpdf: content Q Q qpdf: content Q q q8pdf: content Q 1.0 0.0 0.0 1.0 -98.57053 192.46529 cm q#pdf: content Q q -1 0 0 -1 0 0 cm q$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 pop1pdf:pagesize width 597.50787pt height 845.04684pt*>color push gray 0fdfi׎ color pop*>SD k9X]̍eA=x(2x/+/1)Ǯ-OBG=(8x^3{+2x^2z/6x)(2x)Ǯ-OC~4=e(2x^4|sy[ٟ^2L)^36k(2x^5y[ٟ^3)^2 2 < xA[2B:hfA+(B:h+C)g]e $%O7   B1 @ 0 1   @ 2 m , 0O6 +j , @ 2 @ 1펡e  @ % |Ǯ( & 2T{Ǯ8- 3 +jǮ)#}򍍍* ׎pdf: content Q 3 Tr qǮXpdf: content Q 0 Tr qpdf: content qpdf: content Q q qpdf: content Q 0 G qpdf: content Q 0 g qpdf: content Q 0.3985 w qpdf: content Q q qpdf: content Q q qpdf: content Q q q6pdf: content Q 1.0 0.0 0.0 1.0 -9.45004 -9.10004 cm q#pdf: content Q q -1 0 0 -1 0 0 cm q$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 10+ ؎:11Y m َh n125 ڎ5ز13_A ێ_B14с7vk럹pdf: 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 70.02632 m q'pdf: content Q -107.47026 70.02632 l qOpdf: content Q -109.68196 70.02632 -111.45537 68.25293 -111.45537 66.04121 c q(pdf: content Q -111.45537 -66.04121 l qRpdf: content Q -111.45537 -68.25293 -109.68196 -70.02632 -107.47026 -70.02632 c q'pdf: content Q 107.47026 -70.02632 l qOpdf: content Q 109.68196 -70.02632 111.45537 -68.25293 111.45537 -66.04121 c q&pdf: content Q 111.45537 66.04121 l qLpdf: content Q 111.45537 68.25293 109.68196 70.02632 107.47026 70.02632 c qpdf: content Q h q(pdf: content Q -111.45537 -70.02632 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$pdf: content -1 0 0 -1 0 0 cm 3 Tr qǮXpdf: content Q 0 Tr qpdf: content Q 0 G qpdf: content Q 0 g qZA=2x^2S+8xT{Ǯ-BG=4x^28x+3T{Ǯ-C~4=2x^2A8[2BQfA+(B+C)g]=2A8BQ+C=2(2x^2S+8x)(4x^2x+3)+2x^2=4x^2S+82x+4x^2+x3+2x^2=10x^2S+83x3)108+3+(3)=10pdf: content Q n Qpdf: content Q Q qpdf: content Q Q qpdf: content Q q qpdf: content Q 0.5 g qpdf: content Q q qpdf: content Q 0.5 g q%pdf: content Q -80.30193 78.6536 m q%pdf: content Q -97.90599 78.6536 l qKpdf: content Q -100.11769 78.6536 -101.8911 76.8802 -101.8911 74.66849 c q&pdf: content Q -101.8911 66.57967 l qMpdf: content Q -101.8911 64.36797 -100.11769 62.59456 -97.90599 62.59456 c q&pdf: content Q -80.30193 62.59456 l qLpdf: content Q -78.09021 62.59456 -76.31682 64.36797 -76.31682 66.57967 c q&pdf: content Q -76.31682 74.66849 l qIpdf: content Q -76.31682 76.8802 -78.09021 78.6536 -80.30193 78.6536 c qpdf: content Q h q&pdf: content Q -101.8911 62.59456 m qpdf: content Q f qpdf: content Q Q qpdf: content Q q q7pdf: content Q 1.0 0.0 0.0 1.0 -98.57053 67.08261 cm q#pdf: content Q q -1 0 0 -1 0 0 cm q$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壍.D k8Xexy[z}Ѹ6= 90Ǯ-~xyi= :aǮ-yz}в= :bǮ-zpx= 9c8= 2%~ <  x^2a+Ty[ٟ^2-:+zp^2e 2T{  1퓵aǮ-bǮ-c30 0y  @ 0 & $ 5 A ;i a , 1 4üǮ( & 2T{Ǯ8- 3 +jǮ) cmmi10 0ercmmi7K`y cmr10ٓRcmr7