; XeTeX output 2010.06.21:17451pdf:pagesize width 597.50787pt height 845.04684ptΉ2Bo]color push gray 0fd2q4H NanumGothicBoldNanumGothicBoldc  c  | !c c J3HO[/usr/local/texlive/2009/texmf-dist/fonts/opentype/public/lm/lmsans10-bold.otf] Rfi׎ color pop[o]+! P[/usr/local/texlive/2009/texmf-dist/fonts/opentype/public/lm/lmroman12-bold.otf] RXe b> cmmi10x^ٓRcmr72`K`y cmr10+r2xq !", cmsy1063=0o1  NanumMyeongjoNanumMyeongjoRegular 2n @Z $% [ @ 0 < "% S[/usr/local/texlive/2009/texmf-dist/fonts/opentype/public/lm/lmroman10-regular.otf]Ǯ( & 2T{Ǯk- @ 3Ǯ)ޟpdf: content Q 3 Tr qǮXpdf: content Q 0 Tr qpdf: content qpdf: content Q q qpdf: content Q 0 G qpdf: content Q 0 g qpdf: content Q 0.3985 w qpdf: content Q q qpdf: content Q q qpdf: content Q q q6pdf: content Q 1.0 0.0 0.0 1.0 -18.9001 -4.90001 cm q#pdf: content Q q -1 0 0 -1 0 0 cm q$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 Qޟpdf: 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+U9ޟepdf: 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$pdf: content -1 0 0 -1 0 0 cm 3 Tr qǮXpdf: content Q 0 Tr qpdf: content Q 0 G qpdf: content Q 0 g qx:gsave x:scale .7 .7X/usr/local/texlive/2009/../texmf-local/tex/latex/local/images/subject_correct_answer.pdf x:grestorepdf: content Q n Qpdf: content Q Q qpdf: content Q Q qpdf: content Q Q qpdf: content Q n qpdf: content Q Q qpdf: content n Q+U7^㍍kpdf: content Q 3 Tr qǮXpdf: content Q 0 Tr qpdf: content qpdf: content Q q qpdf: content Q 0 G qpdf: content Q 0 g qpdf: content Q 0.3985 w qpdf: content Q q qpdf: content Q q qpdf: content Q 0.5 G qpdf: content Q 0.9 g qpdf: content Q 1.19553 w qpdf: content Q q qpdf: content Q 0.5 G qpdf: content Q 0.9 g qpdf: content Q 1.19553 w q&pdf: content Q 107.47026 27.71112 m q'pdf: content Q -107.47026 27.71112 l qOpdf: content Q -109.68196 27.71112 -111.45537 25.93771 -111.45537 23.72601 c q(pdf: content Q -111.45537 -23.72601 l qRpdf: content Q -111.45537 -25.93771 -109.68196 -27.71112 -107.47026 -27.71112 c q'pdf: content Q 107.47026 -27.71112 l qOpdf: content Q 109.68196 -27.71112 111.45537 -25.93771 111.45537 -23.72601 c q&pdf: content Q 111.45537 23.72601 l qLpdf: content Q 111.45537 25.93771 109.68196 27.71112 107.47026 27.71112 c qpdf: content Q h q(pdf: content Q -111.45537 -27.71112 m qpdf: content Q B qpdf: content Q Q qpdf: content Q q q8pdf: content Q 1.0 0.0 0.0 1.0 -103.48515 -2.49069 cm q#pdf: content Q q -1 0 0 -1 0 0 cm q$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 qJx^2S+82x63=(x8+9)(x7)=0% msam10)x=9T{  =x=7pdf: 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 36.3384 m q%pdf: content Q -97.90599 36.3384 l qLpdf: content Q -100.11769 36.3384 -101.8911 34.56499 -101.8911 32.35329 c q&pdf: content Q -101.8911 24.26447 l qMpdf: content Q -101.8911 22.05276 -100.11769 20.27936 -97.90599 20.27936 c q&pdf: content Q -80.30193 20.27936 l qLpdf: content Q -78.09021 20.27936 -76.31682 22.05276 -76.31682 24.26447 c q&pdf: content Q -76.31682 32.35329 l qJpdf: content Q -76.31682 34.56499 -78.09021 36.3384 -80.30193 36.3384 c qpdf: content Q h q&pdf: content Q -101.8911 20.27936 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 24.76741 cm q#pdf: content Q q -1 0 0 -1 0 0 cm q$pdf: content -1 0 0 -1 0 0 cm 3 Tr qǮXpdf: content Q 0 Tr qpdf: content Q 1 G qpdf: content Q 1 g q @ +͎pdf: content Q n Qpdf: content Q Q qpdf: content Q Q qpdf: content Q Q qpdf: content Q n qpdf: content Q Q qpdf: content n Qꍍ+ kX_ 2 6ѓ &Ґ 2 -_(x3)^2:2=0 2   1혵  ټǮ-o { "%  @ e <  T{ BZ+8 ۗ 2  1 LǮ( & 2Ǯj- @ +jǮ)*卍7 ׎pdf: content Q 3 Tr qǮXpdf: content Q 0 Tr qpdf: content qpdf: content Q q qpdf: content Q 0 G qpdf: content Q 0 g qpdf: content Q 0.3985 w qpdf: content Q q qpdf: content Q q qpdf: content Q q q6pdf: content Q 1.0 0.0 0.0 1.0 -9.45004 -9.10004 cm q#pdf: content Q q -1 0 0 -1 0 0 cm q$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 6I ؎X2PpUWPfeE2C َC68+2PpUWPfeE2捍 ڎ 2PpUWPfeE2I ێX6~%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 45.20569 m q'pdf: content Q -107.47026 45.20569 l qOpdf: content Q -109.68196 45.20569 -111.45537 43.43228 -111.45537 41.22058 c q(pdf: content Q -111.45537 -41.22058 l qRpdf: content Q -111.45537 -43.43228 -109.68196 -45.20569 -107.47026 -45.20569 c q'pdf: content Q 107.47026 -45.20569 l qOpdf: content Q 109.68196 -45.20569 111.45537 -43.43228 111.45537 -41.22058 c q&pdf: content Q 111.45537 41.22058 l qLpdf: content Q 111.45537 43.43228 109.68196 45.20569 107.47026 45.20569 c qpdf: content Q h q(pdf: content Q -111.45537 -45.20569 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$pdf: content -1 0 0 -1 0 0 cm 3 Tr qǮXpdf: content Q 0 Tr qpdf: content Q 0 G qpdf: content Q 0 g qh(x83)^2C=2T{ 2 &i #x83=PpUWPfeE2)x=38Pp 7PfeE2 BZ+8 N4=(3+Pp 7PfeE28)+(3Pp 7PfeE2)=6pdf: content Q n Qpdf: content Q Q qpdf: content Q Q qpdf: content Q q qpdf: content Q 0.5 g qpdf: content Q q qpdf: content Q 0.5 g q&pdf: content Q -80.30193 53.83296 m q&pdf: content Q -97.90599 53.83296 l qMpdf: content Q -100.11769 53.83296 -101.8911 52.05956 -101.8911 49.84785 c q&pdf: content Q -101.8911 41.75903 l qMpdf: content Q -101.8911 39.54733 -100.11769 37.77393 -97.90599 37.77393 c q&pdf: content Q -80.30193 37.77393 l qLpdf: content Q -78.09021 37.77393 -76.31682 39.54733 -76.31682 41.75903 c q&pdf: content Q -76.31682 49.84785 l qLpdf: content Q -76.31682 52.05956 -78.09021 53.83296 -80.30193 53.83296 c qpdf: content Q h q&pdf: content Q -101.8911 37.77393 m qpdf: content Q f qpdf: content Q Q qpdf: content Q q q7pdf: content Q 1.0 0.0 0.0 1.0 -98.57053 42.26198 cm q#pdf: content Q q -1 0 0 -1 0 0 cm q$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[o]+Ն jXyc 2J 6ѓ &ғ 2 -x^2͸Z2x8I=0 2  J 2 @ 23x^2Ͳ+'6x8+a=0T{ 2  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$pdf: content -1 0 0 -1 0 0 cm 3 Tr qǮXpdf: content Q 0 Tr qpdf: content Q 0 G qpdf: content Q 0 g qx:gsave x:scale .7 .7X/usr/local/texlive/2009/../texmf-local/tex/latex/local/images/subject_correct_answer.pdf x:grestorepdf: content Q n Qpdf: content Q Q qpdf: content Q Q qpdf: content Q Q qpdf: content Q n qpdf: content Q Q qpdf: content n QM4 pdf: content Q 3 Tr qǮXpdf: content Q 0 Tr qpdf: content qpdf: content Q q qpdf: content Q 0 G qpdf: content Q 0 g qpdf: content Q 0.3985 w qpdf: content Q q qpdf: content Q q qpdf: content Q 0.5 G qpdf: content Q 0.9 g qpdf: content Q 1.19553 w qpdf: content Q q qpdf: content Q 0.5 G qpdf: content Q 0.9 g qpdf: content Q 1.19553 w q'pdf: content Q 107.47026 102.38408 m q(pdf: content Q -107.47026 102.38408 l qQpdf: content Q -109.68196 102.38408 -111.45537 100.61069 -111.45537 98.39897 c q(pdf: content Q -111.45537 -98.39897 l qUpdf: content Q -111.45537 -100.61069 -109.68196 -102.38408 -107.47026 -102.38408 c q(pdf: content Q 107.47026 -102.38408 l qQpdf: content Q 109.68196 -102.38408 111.45537 -100.61069 111.45537 -98.39897 c q&pdf: content Q 111.45537 98.39897 l qOpdf: content Q 111.45537 100.61069 109.68196 102.38408 107.47026 102.38408 c qpdf: content Q h q)pdf: content Q -111.45537 -102.38408 m qpdf: content Q B qpdf: content Q Q qpdf: content Q q q8pdf: content Q 1.0 0.0 0.0 1.0 -103.48515 -2.49069 cm q#pdf: content Q q -1 0 0 -1 0 0 cm q$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 qߒx^2S82x8=0(x84)(x+2)=0)x=4T{  =x=2   2T{ @ 1铲230 2 < x=2T{ $%3x^2S+86x+a=030 0yT{  2. @ %382^2S+62+a=0)a=243x^2S+86x24=0x^2S+82x8=0(x82)(x+4)=0)x=2T{  =x=4pdf: content Q n Qpdf: content Q Q qpdf: content Q Q qpdf: content Q q qpdf: content Q 0.5 g qpdf: content Q q qpdf: content Q 0.5 g q'pdf: content Q -80.30193 111.01137 m q'pdf: content Q -97.90599 111.01137 l qPpdf: content Q -100.11769 111.01137 -101.8911 109.23796 -101.8911 107.02626 c q&pdf: content Q -101.8911 98.93744 l qMpdf: content Q -101.8911 96.72572 -100.11769 94.95233 -97.90599 94.95233 c q&pdf: content Q -80.30193 94.95233 l qLpdf: content Q -78.09021 94.95233 -76.31682 96.72572 -76.31682 98.93744 c q'pdf: content Q -76.31682 107.02626 l qOpdf: content Q -76.31682 109.23796 -78.09021 111.01137 -80.30193 111.01137 c qpdf: content Q h q&pdf: content Q -101.8911 94.95233 m qpdf: content Q f qpdf: content Q Q qpdf: content Q q q7pdf: content Q 1.0 0.0 0.0 1.0 -98.57053 99.44037 cm q#pdf: content Q q -1 0 0 -1 0 0 cm q$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 0Ήן32j5ffS[/usr/local/texlive/2009/texmf-dist/fonts/opentype/public/lm/lmroman12-regular.otf]VR color pop,1pdf:pagesize width 597.50787pt height 845.04684ptΉ2Bo]color push gray 0fdfi׎ color pop[o]+ 9XL 4zg @F׵A=fxjx^2+3x4=0g;~BG=fxjx^2+x12=e0gT{ 2% <  n(A8[Bq)30 $%T{  @ 0 < "%)$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+U3́獍k러ƫpdf: 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 82.31633 m q'pdf: content Q -107.47026 82.31633 l qOpdf: content Q -109.68196 82.31633 -111.45537 80.54294 -111.45537 78.33122 c q(pdf: content Q -111.45537 -78.33122 l qRpdf: content Q -111.45537 -80.54294 -109.68196 -82.31633 -107.47026 -82.31633 c q'pdf: content Q 107.47026 -82.31633 l qOpdf: content Q 109.68196 -82.31633 111.45537 -80.54294 111.45537 -78.33122 c q&pdf: content Q 111.45537 78.33122 l qLpdf: content Q 111.45537 80.54294 109.68196 82.31633 107.47026 82.31633 c qpdf: content Q h q(pdf: content Q -111.45537 -82.31633 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$pdf: content -1 0 0 -1 0 0 cm 3 Tr qǮXpdf: content Q 0 Tr qpdf: content Q 0 G qpdf: content Q 0 g qʼn3x^2S+83x4=03(x8+4)(x1)=03)A=f4;1g2͍3x^2S+8x12=03(x8+4)(x3)=03)BG=f4;3g3A8[BG=f4;1;3g3)n(A8[Bq)=3pdf: content Q n Qpdf: content Q Q qpdf: content Q Q qpdf: content Q q qpdf: content Q 0.5 g qpdf: content Q q qpdf: content Q 0.5 g q%pdf: content Q -80.30193 90.9436 m q%pdf: content Q -97.90599 90.9436 l qKpdf: content Q -100.11769 90.9436 -101.8911 89.17021 -101.8911 86.9585 c q&pdf: content Q -101.8911 78.86967 l qMpdf: content Q -101.8911 76.65797 -100.11769 74.88457 -97.90599 74.88457 c q&pdf: content Q -80.30193 74.88457 l qLpdf: content Q -78.09021 74.88457 -76.31682 76.65797 -76.31682 78.86967 c q%pdf: content Q -76.31682 86.9585 l qJpdf: content Q -76.31682 89.17021 -78.09021 90.9436 -80.30193 90.9436 c qpdf: content Q h q&pdf: content Q -101.8911 74.88457 m qpdf: content Q f qpdf: content Q Q qpdf: content Q q q7pdf: content Q 1.0 0.0 0.0 1.0 -98.57053 79.37262 cm q#pdf: content Q q -1 0 0 -1 0 0 cm q$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[o]Ն 8X'3x^2qax+3=0@ 2 @ R 22+Pp eUPfeE3f 2Q < @/ 2 <  @a@ 2'  T{ A $ 4i @  1 BǮ( & 2Ǯ9- 3 3Ǯ)PuЇ^ |n ׎/|oa=10T{Ǯ-x=28+Pp 7PfeE3捍 |n ؎/|oa=10T{Ǯ-x=28Pp 7PfeE3 |n َ/|oa=12T{Ǯ-x=28+Pp 7PfeE3 |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$pdf: content -1 0 0 -1 0 0 cm 3 Tr qǮXpdf: content Q 0 Tr qpdf: content Q 0 G qpdf: content Q 0 g qx:gsave x:scale .7 .7N/usr/local/texlive/2009/../texmf-local/tex/latex/local/images/correct_mark.pdf x:grestorepdf: content Q n Qpdf: content Q Q qpdf: content Q Q qpdf: content Q Q qpdf: content Q n qpdf: content Q Q qpdf: content n Q/|oa=12T{Ǯ-x=28Pp 7PfeE3 |n ێ/|oa=14T{Ǯ-x=28Pp 7PfeE3"pdf: content Q 3 Tr qǮXpdf: content Q 0 Tr qpdf: content qpdf: content Q q qpdf: content Q 0 G qpdf: content Q 0 g qpdf: content Q 0.3985 w qpdf: content Q q qpdf: content Q q qpdf: content Q 0.5 G qpdf: content Q 0.9 g qpdf: content Q 1.19553 w qpdf: content Q q qpdf: content Q 0.5 G qpdf: content Q 0.9 g qpdf: content Q 1.19553 w q$pdf: content Q 107.47026 97.022 m q%pdf: content Q -107.47026 97.022 l qKpdf: content Q -109.68196 97.022 -111.45537 95.2486 -111.45537 93.0369 c q'pdf: content Q -111.45537 -93.0369 l qMpdf: content Q -111.45537 -95.2486 -109.68196 -97.022 -107.47026 -97.022 c q%pdf: content Q 107.47026 -97.022 l qKpdf: content Q 109.68196 -97.022 111.45537 -95.2486 111.45537 -93.0369 c q%pdf: content Q 111.45537 93.0369 l qGpdf: content Q 111.45537 95.2486 109.68196 97.022 107.47026 97.022 c qpdf: content Q h q&pdf: content Q -111.45537 -97.022 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$pdf: content -1 0 0 -1 0 0 cm 3 Tr qǮXpdf: content Q 0 Tr qpdf: content Q 0 G qpdf: content Q 0 g q03(28+Pp 7PfeE38)^2Sa(2+Pp 7PfeE3)+3=0128+12PpUWPfeE38+9a(2+Pp 7PfeE3)+3=0a(28+Pp 7PfeE38)=248+12PpUWPfeE3VV)a=<$K248+12PpUWPfeE3Kwfe-: E28+Pp 7PfeE35=12p3x^2S812x+3=0x^2S84x+1=0x^2S84x+4=3(x82)^2C=3x=28Pp 7PfeE3)x=28Pp 7PfeE3pdf: 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 105.64928 m q'pdf: content Q -97.90599 105.64928 l qPpdf: content Q -100.11769 105.64928 -101.8911 103.87587 -101.8911 101.66417 c q&pdf: content Q -101.8911 93.57535 l qMpdf: content Q -101.8911 91.36363 -100.11769 89.59024 -97.90599 89.59024 c q&pdf: content Q -80.30193 89.59024 l qLpdf: content Q -78.09021 89.59024 -76.31682 91.36363 -76.31682 93.57535 c q'pdf: content Q -76.31682 101.66417 l qOpdf: content Q -76.31682 103.87587 -78.09021 105.64928 -80.30193 105.64928 c qpdf: content Q h q&pdf: content Q -101.8911 89.59024 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 94.0783 cm q#pdf: content Q q -1 0 0 -1 0 0 cm q$pdf: content -1 0 0 -1 0 0 cm 3 Tr qǮXpdf: content Q 0 Tr qpdf: content Q 1 G qpdf: content Q 1 g q @ +͎pdf: content Q n Qpdf: content Q Q qpdf: content Q Q qpdf: content Q Q qpdf: content Q n qpdf: content Q Q qpdf: content n Qcolor push gray 0Ήן32jVk color popA1pdf:pagesize width 597.50787pt height 845.04684ptΉ2Bo]color push gray 0fdfi׎ color pop[o]+ eXe  1T{ 3 2 6 & 2 -  @  2A %dœfe 4 4i 0] 4m , 1 4üǮ( & 2T{Ǯ9- 3 3Ǯ)PuЇ^ ׎ (x8+1)^2C=5!x=18Pp 7PfeE5捍 ؎pdf: content Q 3 Tr qǮXpdf: content Q 0 Tr qpdf: content qpdf: content Q q qpdf: content Q 0 G qpdf: content Q 0 g qpdf: content Q 0.3985 w qpdf: content Q q qpdf: content Q q qpdf: content Q q q6pdf: content Q 1.0 0.0 0.0 1.0 -9.45004 -9.10004 cm q#pdf: content Q q -1 0 0 -1 0 0 cm q$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 3x^2S86x5=0!x=18<$lPp jPfeE6lwfe UX (֍*2 َ<$Ͳ1͟wfe (֍2 x^2S83=0!x=PpUWPfeE6 ڎ<$Ͳ1͟wfe (֍2 x^2S8x1=0!x=18Pp 7PfeE3 ێ 2(x85)^2S1=0!x=58<$lPp jPfeE2lwfe UX (֍*2]vkpdf: 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 49.38824 m q'pdf: content Q -107.47026 49.38824 l qOpdf: content Q -109.68196 49.38824 -111.45537 47.61484 -111.45537 45.40314 c q(pdf: content Q -111.45537 -45.40314 l qRpdf: content Q -111.45537 -47.61484 -109.68196 -49.38824 -107.47026 -49.38824 c q'pdf: content Q 107.47026 -49.38824 l qOpdf: content Q 109.68196 -49.38824 111.45537 -47.61484 111.45537 -45.40314 c q&pdf: content Q 111.45537 45.40314 l qLpdf: content Q 111.45537 47.61484 109.68196 49.38824 107.47026 49.38824 c qpdf: content Q h q(pdf: content Q -111.45537 -49.38824 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 ؎ 3x^2S86x5=0;3(x^282x)=533(x^2S82x+1)=58+333(x81)^2C=8Շ3)x=1Ǯ썍<$332PpUWPfeE633wfeUY (֍3pdf: content Q n Qpdf: content Q Q qpdf: content Q Q qpdf: content Q q qpdf: content Q 0.5 g qpdf: content Q q qpdf: content Q 0.5 g q&pdf: content Q -80.30193 58.01552 m q&pdf: content Q -97.90599 58.01552 l qMpdf: content Q -100.11769 58.01552 -101.8911 56.24211 -101.8911 54.03041 c q&pdf: content Q -101.8911 45.94159 l qMpdf: content Q -101.8911 43.72989 -100.11769 41.95648 -97.90599 41.95648 c q&pdf: content Q -80.30193 41.95648 l qLpdf: content Q -78.09021 41.95648 -76.31682 43.72989 -76.31682 45.94159 c q&pdf: content Q -76.31682 54.03041 l qLpdf: content Q -76.31682 56.24211 -78.09021 58.01552 -80.30193 58.01552 c qpdf: content Q h q&pdf: content Q -101.8911 41.95648 m qpdf: content Q f qpdf: content Q Q qpdf: content Q q q7pdf: content Q 1.0 0.0 0.0 1.0 -98.57053 46.44453 cm q#pdf: content Q q -1 0 0 -1 0 0 cm q$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 Qcҍ+ dX 2 6њ &ғ 2 -2x^2mx6xgZ=g[1+x^20 1(xx+p)^2Ͳ=qd 2e  #T{ 'i @ @ <  p8+qT 2T{  1 Ǯ( & 2Ǯ9- 3 3Ǯ)*卍7 ׎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$pdf: content -1 0 0 -1 0 0 cm 3 Tr qǮXpdf: content Q 0 Tr qpdf: content Q 0 G qpdf: content Q 0 g qx:gsave x:scale .7 .7N/usr/local/texlive/2009/../texmf-local/tex/latex/local/images/correct_mark.pdf x:grestorepdf: content Q n Qpdf: content Q Q qpdf: content Q Q qpdf: content Q Q qpdf: content Q n qpdf: content Q Q qpdf: content n Q 5I ؎X5C َC8捍 ڎ 11I ێX11ۍkpdf: content Q 3 Tr qǮXpdf: content Q 0 Tr qpdf: content qpdf: content Q q qpdf: content Q 0 G qpdf: content Q 0 g qpdf: content Q 0.3985 w qpdf: content Q q qpdf: content Q q qpdf: content Q 0.5 G qpdf: content Q 0.9 g qpdf: content Q 1.19553 w qpdf: content Q q qpdf: content Q 0.5 G qpdf: content Q 0.9 g qpdf: content Q 1.19553 w q&pdf: content Q 107.47026 53.22594 m q'pdf: content Q -107.47026 53.22594 l qOpdf: content Q -109.68196 53.22594 -111.45537 51.45253 -111.45537 49.24083 c q(pdf: content Q -111.45537 -49.24083 l qRpdf: content Q -111.45537 -51.45253 -109.68196 -53.22594 -107.47026 -53.22594 c q'pdf: content Q 107.47026 -53.22594 l qOpdf: content Q 109.68196 -53.22594 111.45537 -51.45253 111.45537 -49.24083 c q&pdf: content Q 111.45537 49.24083 l qLpdf: content Q 111.45537 51.45253 109.68196 53.22594 107.47026 53.22594 c qpdf: content Q h q(pdf: content Q -111.45537 -53.22594 m qpdf: content Q B qpdf: content Q Q qpdf: content Q q q8pdf: content Q 1.0 0.0 0.0 1.0 -103.48515 -2.49069 cm q#pdf: content Q q -1 0 0 -1 0 0 cm q$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[< & 2 - 1T{ 2 $U @ %x^2S86x=1 0: 'i 0yT{9 $%  @ %x^2S86x+9=18+9(x83)^2C=8p=3;q"=8)p8+q"=5pdf: content Q n Qpdf: content Q Q qpdf: content Q Q qpdf: content Q q qpdf: content Q 0.5 g qpdf: content Q q qpdf: content Q 0.5 g q&pdf: content Q -80.30193 61.85321 m q&pdf: content Q -97.90599 61.85321 l qKpdf: content Q -100.11769 61.85321 -101.8911 60.0798 -101.8911 57.8681 c q&pdf: content Q -101.8911 49.77928 l qMpdf: content Q -101.8911 47.56758 -100.11769 45.79417 -97.90599 45.79417 c q&pdf: content Q -80.30193 45.79417 l qLpdf: content Q -78.09021 45.79417 -76.31682 47.56758 -76.31682 49.77928 c q%pdf: content Q -76.31682 57.8681 l qKpdf: content Q -76.31682 60.0798 -78.09021 61.85321 -80.30193 61.85321 c qpdf: content Q h q&pdf: content Q -101.8911 45.79417 m qpdf: content Q f qpdf: content Q Q qpdf: content Q q q7pdf: content Q 1.0 0.0 0.0 1.0 -98.57053 50.28223 cm q#pdf: content Q q -1 0 0 -1 0 0 cm q$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[o]+Ն 3X  1 1 2 6ј &ғ 2 -ꋲ2x^2w+x3q=r0 2 @ $%  @ ='  2 2 < T{a8+b+c+d 2  1 Z͌+ڶpdf: content Q 3 Tr qǮXpdf: content Q 0 Tr qpdf: content qpdf: content Q q qpdf: content Q 0 G qpdf: content Q 0 g qpdf: content Q 0.3985 w qpdf: content Q q qpdf: content Q q qpdf: content Q 0 G qpdf: content Q q qpdf: content Q 0 G q;pdf: content Q -109.20525 -36.9477 218.41049 73.89539 re qpdf: content Q S qpdf: content Q Q qpdf: content Q q q6pdf: content Q 1.0 0.0 0.0 1.0 -101.235 -2.49069 cm q#pdf: content Q q -1 0 0 -1 0 0 cm q$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 q{2x^2S+8x3=0(ax8+b)(cx+d)=0x=<$vb33wfeI0 (֍a   =T{x=<$33d33wfe4r (֍pLcpdf: content Q n Qpdf: content Q Q qpdf: content Q Q qpdf: content Q q qpdf: content Q 0.5 g qpdf: content Q q qpdf: content Q 0.5 g q9pdf: content Q -12.78714 29.11742 25.57428 16.05902 re qpdf: content Q f qpdf: content Q Q qpdf: content Q q q6pdf: content Q 1.0 0.0 0.0 1.0 -9.46657 33.60547 cm q#pdf: content Q q -1 0 0 -1 0 0 cm q$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 QǮ( & 2T{Ǯ9- 3 3Ǯ)}򍍍* |n ׎/|o2M ؎\ٲ3zB َC4 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$pdf: content -1 0 0 -1 0 0 cm 3 Tr qǮXpdf: content Q 0 Tr qpdf: content Q 0 G qpdf: content Q 0 g qx:gsave x:scale .7 .7N/usr/local/texlive/2009/../texmf-local/tex/latex/local/images/correct_mark.pdf x:grestorepdf: content Q n Qpdf: content Q Q qpdf: content Q Q qpdf: content Q Q qpdf: content Q n qpdf: content Q Q qpdf: content n Q5" ێ"6T \pdf: content Q 3 Tr qǮXpdf: content Q 0 Tr qpdf: content qpdf: content Q q qpdf: content Q 0 G qpdf: content Q 0 g qpdf: content Q 0.3985 w qpdf: content Q q qpdf: content Q q qpdf: content Q 0.5 G qpdf: content Q 0.9 g qpdf: content Q 1.19553 w qpdf: content Q q qpdf: content Q 0.5 G qpdf: content Q 0.9 g qpdf: content Q 1.19553 w q&pdf: content Q 107.47026 52.84108 m q'pdf: content Q -107.47026 52.84108 l qOpdf: content Q -109.68196 52.84108 -111.45537 51.06767 -111.45537 48.85597 c q(pdf: content Q -111.45537 -48.85597 l qRpdf: content Q -111.45537 -51.06767 -109.68196 -52.84108 -107.47026 -52.84108 c q'pdf: content Q 107.47026 -52.84108 l qOpdf: content Q 109.68196 -52.84108 111.45537 -51.06767 111.45537 -48.85597 c q&pdf: content Q 111.45537 48.85597 l qLpdf: content Q 111.45537 51.06767 109.68196 52.84108 107.47026 52.84108 c qpdf: content Q h q(pdf: content Q -111.45537 -52.84108 m qpdf: content Q B qpdf: content Q Q qpdf: content Q q q8pdf: content Q 1.0 0.0 0.0 1.0 -103.48515 -2.49069 cm q#pdf: content Q q -1 0 0 -1 0 0 cm q$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߾ 2x^2A+Mx3=0 $% 2!ލ ,ތ (- @ @ %(2xM+3)(x1)=0[^ ِF "%G +ő옵a޲=2;b=3;c=1;dݲ=1 2G F Aa޲=1;b=1;c=2;d=3T{ 2  <  0] 9T{ f 1Y 2 a8+b+c+d=5T{ 2 < pdf: content Q n Qpdf: content Q Q qpdf: content Q Q qpdf: content Q q qpdf: content Q 0.5 g qpdf: content Q q qpdf: content Q 0.5 g q&pdf: content Q -80.30193 61.46835 m q&pdf: content Q -97.90599 61.46835 l qMpdf: content Q -100.11769 61.46835 -101.8911 59.69495 -101.8911 57.48325 c q&pdf: content Q -101.8911 49.39442 l qMpdf: content Q -101.8911 47.18272 -100.11769 45.40932 -97.90599 45.40932 c q&pdf: content Q -80.30193 45.40932 l qLpdf: content Q -78.09021 45.40932 -76.31682 47.18272 -76.31682 49.39442 c q&pdf: content Q -76.31682 57.48325 l qLpdf: content Q -76.31682 59.69495 -78.09021 61.46835 -80.30193 61.46835 c qpdf: content Q h q&pdf: content Q -101.8911 45.40932 m qpdf: content Q f qpdf: content Q Q qpdf: content Q q q7pdf: content Q 1.0 0.0 0.0 1.0 -98.57053 49.89737 cm q#pdf: content Q q -1 0 0 -1 0 0 cm q$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 QrF獍+Ն NXj 2 8 6ѓ &ғ 2 -x^2K2(mJ+1)x+4~=0€ 2 3 7  8 1  4q' <  T{m 2  1 U <  m>0T{V#XǮ( & 2Ǯ9- 3 3Ǯ)}򍍍* |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$pdf: content -1 0 0 -1 0 0 cm 3 Tr qǮXpdf: content Q 0 Tr qpdf: content Q 0 G qpdf: content Q 0 g qx:gsave x:scale .7 .7N/usr/local/texlive/2009/../texmf-local/tex/latex/local/images/correct_mark.pdf x:grestorepdf: content Q n Qpdf: content Q Q qpdf: content Q Q qpdf: content Q Q qpdf: content Q n qpdf: content Q Q qpdf: content n Q/|o1M ؎\ٲ2zB َC3 ڎ<$+1+wfe (֍2" ێ<$UJ1UJwfe (֍3ލpdf: content Q 3 Tr qǮXpdf: content Q 0 Tr qpdf: content qpdf: content Q q qpdf: content Q 0 G qpdf: content Q 0 g qpdf: content Q 0.3985 w qpdf: content Q q qpdf: content Q q qpdf: content Q 0.5 G qpdf: content Q 0.9 g qpdf: content Q 1.19553 w qpdf: content Q q qpdf: content Q 0.5 G qpdf: content Q 0.9 g qpdf: content Q 1.19553 w q&pdf: content Q 107.47026 62.60487 m q'pdf: content Q -107.47026 62.60487 l qOpdf: content Q -109.68196 62.60487 -111.45537 60.83147 -111.45537 58.61977 c q(pdf: content Q -111.45537 -58.61977 l qRpdf: content Q -111.45537 -60.83147 -109.68196 -62.60487 -107.47026 -62.60487 c q'pdf: content Q 107.47026 -62.60487 l qOpdf: content Q 109.68196 -62.60487 111.45537 -60.83147 111.45537 -58.61977 c q&pdf: content Q 111.45537 58.61977 l qLpdf: content Q 111.45537 60.83147 109.68196 62.60487 107.47026 62.60487 c qpdf: content Q h q(pdf: content Q -111.45537 -62.60487 m qpdf: content Q B qpdf: content Q Q qpdf: content Q q q8pdf: content Q 1.0 0.0 0.0 1.0 -103.48515 -2.49069 cm q#pdf: content Q q -1 0 0 -1 0 0 cm q$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 qA 3Z Y 1E  4i "͓ %EƵx^2o2(m+p1)x+4=00 2 0Z 2 2  - 2T{  0] 0% @ &i #)卍ru$p  yhcmex10π2(m8+1)<$l1lwfe (֍2 GruπO2W1=4ɍ(m8+1)^2C=4m^2S+82m3=0T{!(m8+3)(m1)=0)m>0T{ 2 &i #m=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 71.23215 m q&pdf: content Q -97.90599 71.23215 l qMpdf: content Q -100.11769 71.23215 -101.8911 69.45874 -101.8911 67.24704 c q&pdf: content Q -101.8911 59.15822 l qMpdf: content Q -101.8911 56.94652 -100.11769 55.17311 -97.90599 55.17311 c q&pdf: content Q -80.30193 55.17311 l qLpdf: content Q -78.09021 55.17311 -76.31682 56.94652 -76.31682 59.15822 c q&pdf: content Q -76.31682 67.24704 l qLpdf: content Q -76.31682 69.45874 -78.09021 71.23215 -80.30193 71.23215 c qpdf: content Q h q&pdf: content Q -101.8911 55.17311 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 59.66116 cm q#pdf: content Q q -1 0 0 -1 0 0 cm q$pdf: content -1 0 0 -1 0 0 cm 3 Tr qǮXpdf: content Q 0 Tr qpdf: content Q 1 G qpdf: content Q 1 g q @ +͎pdf: content Q n Qpdf: content Q Q qpdf: content Q Q qpdf: content Q Q qpdf: content Q n qpdf: content Q Q qpdf: content n Qcolor push gray 0Ήן32jVj color popj1pdf:pagesize width 597.50787pt height 845.04684ptΉ2Bo]color push gray 0fdfi׎ color pop[o]+D RyX[ 2 s 6ѓ &ғ 2 -Dz(xxwxxa)^2↲=fb(b0) 2 @ s xf=8  s =ex=2T{ 2% <  a;b 2  1  @ 0 < "%4üǮ( & 2T{Ǯ9- 3 3Ǯ)7y؍D ׎ a=3;b=25o$ ؎~%a=3;#b=25捍 َ a=3;#b=25o$ 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$pdf: content -1 0 0 -1 0 0 cm 3 Tr qǮXpdf: content Q 0 Tr qpdf: content Q 0 G qpdf: content Q 0 g qx:gsave x:scale .7 .7N/usr/local/texlive/2009/../texmf-local/tex/latex/local/images/correct_mark.pdf x:grestorepdf: content Q n Qpdf: content Q Q qpdf: content Q Q qpdf: content Q Q qpdf: content Q n qpdf: content Q Q qpdf: content n Q~%a=3;#b=25 ێ a=3;#b=5p(k럸wpdf: content Q 3 Tr qǮXpdf: content Q 0 Tr qpdf: content qpdf: content Q q qpdf: content Q 0 G qpdf: content Q 0 g qpdf: content Q 0.3985 w qpdf: content Q q qpdf: content Q q qpdf: content Q 0.5 G qpdf: content Q 0.9 g qpdf: content Q 1.19553 w qpdf: content Q q qpdf: content Q 0.5 G qpdf: content Q 0.9 g qpdf: content Q 1.19553 w q&pdf: content Q 107.47026 70.33846 m q'pdf: content Q -107.47026 70.33846 l qOpdf: content Q -109.68196 70.33846 -111.45537 68.56505 -111.45537 66.35335 c q(pdf: content Q -111.45537 -66.35335 l qRpdf: content Q -111.45537 -68.56505 -109.68196 -70.33846 -107.47026 -70.33846 c q'pdf: content Q 107.47026 -70.33846 l qOpdf: content Q 109.68196 -70.33846 111.45537 -68.56505 111.45537 -66.35335 c q&pdf: content Q 111.45537 66.35335 l qLpdf: content Q 111.45537 68.56505 109.68196 70.33846 107.47026 70.33846 c qpdf: content Q h q(pdf: content Q -111.45537 -70.33846 m qpdf: content Q B qpdf: content Q Q qpdf: content Q q q8pdf: content Q 1.0 0.0 0.0 1.0 -103.48515 -2.49069 cm q#pdf: content Q q -1 0 0 -1 0 0 cm q$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 q8x8a=zPpUWzPfeJbx=a8zPp 7zPfeJba8+zPp 7zPfeJb=8T{Ǯ-a8zPp 7zPfeJb=2 T{ - 1 'i % $U  @ %2a=6T{Ǯ-a=3zPpUWzPfeJbg=5T{Ǯ-b=25)a=3;#b=25pdf: content Q n Qpdf: content Q Q qpdf: content Q Q qpdf: content Q q qpdf: content Q 0.5 g qpdf: content Q q qpdf: content Q 0.5 g q&pdf: content Q -80.30193 78.96573 m q&pdf: content Q -97.90599 78.96573 l qMpdf: content Q -100.11769 78.96573 -101.8911 77.19232 -101.8911 74.98062 c q%pdf: content Q -101.8911 66.8918 l qJpdf: content Q -101.8911 64.6801 -100.11769 62.9067 -97.90599 62.9067 c q%pdf: content Q -80.30193 62.9067 l qIpdf: content Q -78.09021 62.9067 -76.31682 64.6801 -76.31682 66.8918 c q&pdf: content Q -76.31682 74.98062 l qLpdf: content Q -76.31682 77.19232 -78.09021 78.96573 -80.30193 78.96573 c qpdf: content Q h q%pdf: content Q -101.8911 62.9067 m qpdf: content Q f qpdf: content Q Q qpdf: content Q q q7pdf: content Q 1.0 0.0 0.0 1.0 -98.57053 67.39474 cm q#pdf: content Q q -1 0 0 -1 0 0 cm q$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 QlI+D RRXc 4z @C'A=fxj4x^2/32x.+kfŲ+4=0g0 0y +őC'n(A)=1e 2%T{ <  +j ,k 2  1  @ 0 < "%hǮ( & 2Ǯ8- 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+U60!k럱pdf: 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 77.14833 m q'pdf: content Q -107.47026 77.14833 l qOpdf: content Q -109.68196 77.14833 -111.45537 75.37492 -111.45537 73.16322 c q(pdf: content Q -111.45537 -73.16322 l qRpdf: content Q -111.45537 -75.37492 -109.68196 -77.14833 -107.47026 -77.14833 c q'pdf: content Q 107.47026 -77.14833 l qOpdf: content Q 109.68196 -77.14833 111.45537 -75.37492 111.45537 -73.16322 c q&pdf: content Q 111.45537 73.16322 l qLpdf: content Q 111.45537 75.37492 109.68196 77.14833 107.47026 77.14833 c qpdf: content Q h q(pdf: content Q -111.45537 -77.14833 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$pdf: content -1 0 0 -1 0 0 cm 3 Tr qǮXpdf: content Q 0 Tr qpdf: content Q 0 G qpdf: content Q 0 g qX8n(A)=1p 2 &i # 2 6ѓ &ғ 2 -4x^2퇸q32x+qk+4=0 1T{ 3  1  = < 4x^2S832x+kw+4=04(x^2S88x)=kw44(x^2S88x+16)=kw84+644(x84)^2C=kw+60 3  1T{  2 0% @ &i #kw+860=0)k=60pdf: content Q n Qpdf: content Q Q qpdf: content Q Q qpdf: content Q q qpdf: content Q 0.5 g qpdf: content Q q qpdf: content Q 0.5 g q%pdf: content Q -80.30193 85.7756 m q%pdf: content Q -97.90599 85.7756 l qJpdf: content Q -100.11769 85.7756 -101.8911 84.0022 -101.8911 81.7905 c q&pdf: content Q -101.8911 73.70168 l qMpdf: content Q -101.8911 71.48997 -100.11769 69.71657 -97.90599 69.71657 c q&pdf: content Q -80.30193 69.71657 l qLpdf: content Q -78.09021 69.71657 -76.31682 71.48997 -76.31682 73.70168 c q%pdf: content Q -76.31682 81.7905 l qIpdf: content Q -76.31682 84.0022 -78.09021 85.7756 -80.30193 85.7756 c qpdf: content Q h q&pdf: content Q -101.8911 69.71657 m qpdf: content Q f qpdf: content Q Q qpdf: content Q q q7pdf: content Q 1.0 0.0 0.0 1.0 -98.57053 74.20462 cm q#pdf: content Q q -1 0 0 -1 0 0 cm q$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[o]ՆD RkX" 2& 6ѓ &ғ 2 -Dx^2<ȸT2axU+b=0 2 & 2Ex=1TU2PpUWPfeE5m 2%' <  T{ +j ,a;b 2 @ 1  @ 0 < "%Ǯ( & 2Ǯ8- 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 QM18M`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 77.73207 m q'pdf: content Q -107.47026 77.73207 l qOpdf: content Q -109.68196 77.73207 -111.45537 75.95866 -111.45537 73.74696 c q(pdf: content Q -111.45537 -73.74696 l qRpdf: content Q -111.45537 -75.95866 -109.68196 -77.73207 -107.47026 -77.73207 c q'pdf: content Q 107.47026 -77.73207 l qOpdf: content Q 109.68196 -77.73207 111.45537 -75.95866 111.45537 -73.74696 c q&pdf: content Q 111.45537 73.74696 l qLpdf: content Q 111.45537 75.95866 109.68196 77.73207 107.47026 77.73207 c qpdf: content Q h q(pdf: content Q -111.45537 -77.73207 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$pdf: content -1 0 0 -1 0 0 cm 3 Tr qǮXpdf: content Q 0 Tr qpdf: content Q 0 G qpdf: content Q 0 g q8x^2*p2axp+b=0 0y +œx^2p2ax=b;x^2+2ax+a^2C=b8+a^2(x8a)^2C=b+a^2|s;(xa)=pUWfe"IUUb+ar2)x=a8p 7fe"IUUb+ar2/e=12PpUWPfeE5  "% +śT{a=1;a  1  2. @ %pUWfe18b =Pp oPfe E20)b=19  "% +śT{a8+b=18 2 < pdf: content Q n Qpdf: content Q Q qpdf: content Q Q qpdf: content Q q qpdf: content Q 0.5 g qpdf: content Q q qpdf: content Q 0.5 g q&pdf: content Q -80.30193 86.35934 m q&pdf: content Q -97.90599 86.35934 l qMpdf: content Q -100.11769 86.35934 -101.8911 84.58594 -101.8911 82.37424 c q&pdf: content Q -101.8911 74.28542 l qMpdf: content Q -101.8911 72.07372 -100.11769 70.30031 -97.90599 70.30031 c q&pdf: content Q -80.30193 70.30031 l qLpdf: content Q -78.09021 70.30031 -76.31682 72.07372 -76.31682 74.28542 c q&pdf: content Q -76.31682 82.37424 l qLpdf: content Q -76.31682 84.58594 -78.09021 86.35934 -80.30193 86.35934 c qpdf: content Q h q&pdf: content Q -101.8911 70.30031 m qpdf: content Q f qpdf: content Q Q qpdf: content Q q q7pdf: content Q 1.0 0.0 0.0 1.0 -98.57053 74.78836 cm q#pdf: content Q q -1 0 0 -1 0 0 cm q$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 pop;m5ffS[/usr/local/texlive/2009/texmf-dist/fonts/opentype/public/lm/lmroman12-regular.otf]4H NanumGothicBoldNanumGothicBold3HO[/usr/local/texlive/2009/texmf-dist/fonts/opentype/public/lm/lmsans10-bold.otf]1  NanumMyeongjoNanumMyeongjoRegular% msam10$p  yhcmex10! 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> cmmi10K`y cmr10ٓRcmr7