; XeTeX output 2010.07.16:12591pdf:pagesize width 597.50787pt height 845.04684pt*>color push gray 0fdOq3HO[/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] RXe"  NanumMyeongjoNanumMyeongjoRegular  1T{  / 0y / $ 1 ,  A $ 4i    $!œfe , 1 4 S[/usr/local/texlive/2009/texmf-dist/fonts/opentype/public/lm/lmroman10-regular.otf]Ǯ( & 2T{Ǯk- @ 3Ǯ)W|ύ΀M ׎ K`y cmr10( b> cmmi10x^ٓRcmr73|s)^'u7msam7 =x^15Ǎ ؎ f]%p  yhcmex10Ѐ<$b^wfe (֍ྵa#8f]Ѐ+G!xڱ22=<$Kb^10Kwfe Ð (֍~ar2}& َ (x^y[ٟ^3L)^4C=x^20xy[ٟ^12捍 ڎpdf: content Q 3 Tr qǮXpdf: content Q 0 Tr qpdf: content qpdf: content Q q qpdf: content Q 0 G qpdf: content Q 0 g qpdf: content Q 0.3985 w qpdf: content Q q qpdf: content Q q qpdf: content Q q q6pdf: content Q 1.0 0.0 0.0 1.0 -9.45004 -9.10004 cm q#pdf: content Q q -1 0 0 -1 0 0 cm q$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 Q a^10 !", cmsy108a^ =a^2 ێ (2)^3S8(2)^(2)^4C=16̣>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 53.36162 m q'pdf: content Q -107.47026 53.36162 l qOpdf: content Q -109.68196 53.36162 -111.45537 51.58821 -111.45537 49.37651 c q(pdf: content Q -111.45537 -49.37651 l qRpdf: content Q -111.45537 -51.58821 -109.68196 -53.36162 -107.47026 -53.36162 c q'pdf: content Q 107.47026 -53.36162 l qOpdf: content Q 109.68196 -53.36162 111.45537 -51.58821 111.45537 -49.37651 c q&pdf: content Q 111.45537 49.37651 l qLpdf: content Q 111.45537 51.58821 109.68196 53.36162 107.47026 53.36162 c qpdf: content Q h q(pdf: content Q -111.45537 -53.36162 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$pdf: content -1 0 0 -1 0 0 cm 3 Tr qǮXpdf: content Q 0 Tr qpdf: content Q 0 G qpdf: content Q 0 g q ׎ 5 ؎ 5 َ 5 ڎ 8 ێ 5T{(16=(2)^4|s)pdf: content Q n Qpdf: content Q Q qpdf: content Q Q qpdf: content Q q qpdf: content Q 0.5 g qpdf: content Q q qpdf: content Q 0.5 g q&pdf: content Q -80.30193 61.98889 m q&pdf: content Q -97.90599 61.98889 l qMpdf: content Q -100.11769 61.98889 -101.8911 60.21548 -101.8911 58.00378 c q&pdf: content Q -101.8911 49.91496 l qMpdf: content Q -101.8911 47.70325 -100.11769 45.92986 -97.90599 45.92986 c q&pdf: content Q -80.30193 45.92986 l qLpdf: content Q -78.09021 45.92986 -76.31682 47.70325 -76.31682 49.91496 c q&pdf: content Q -76.31682 58.00378 l qLpdf: content Q -76.31682 60.21548 -78.09021 61.98889 -80.30193 61.98889 c qpdf: content Q h q&pdf: content Q -101.8911 45.92986 m qpdf: content Q f qpdf: content Q Q qpdf: content Q q q7pdf: content Q 1.0 0.0 0.0 1.0 -98.57053 50.41791 cm q#pdf: content Q q -1 0 0 -1 0 0 cm q$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 Qqk. kXӒe(8x82y[ٲ)<$33x33wfe (֍[2 Ջ $%T{ 2  @ % ꍼǮ( & 2Ǯk- @ 3Ǯ)@⍍D ׎ 4x^2S+8xyo$ ؎~%4x^2S8xy捍 َ 4x^2S8xyo$ 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$pdf: content -1 0 0 -1 0 0 cm 3 Tr qǮXpdf: content Q 0 Tr qpdf: content Q 0 G qpdf: content Q 0 g qx:gsave x:scale .7 .7N/usr/local/texlive/2009/../texmf-local/tex/latex/local/images/correct_mark.pdf x:grestorepdf: content Q n Qpdf: content Q Q qpdf: content Q Q qpdf: content Q Q qpdf: content Q n qpdf: content Q Q qpdf: content n Q~%4x^2S+8xy ێ 4x^2S+82xyMUдk pdf: content Q 3 Tr qǮXpdf: content Q 0 Tr qpdf: content qpdf: content Q q qpdf: content Q 0 G qpdf: content Q 0 g qpdf: content Q 0.3985 w qpdf: content Q q qpdf: content Q q qpdf: content Q 0.5 G qpdf: content Q 0.9 g qpdf: content Q 1.19553 w qpdf: content Q q qpdf: content Q 0.5 G qpdf: content Q 0.9 g qpdf: content Q 1.19553 w q&pdf: content Q 107.47026 32.46599 m q'pdf: content Q -107.47026 32.46599 l qNpdf: content Q -109.68196 32.46599 -111.45537 30.6926 -111.45537 28.48088 c q(pdf: content Q -111.45537 -28.48088 l qQpdf: content Q -111.45537 -30.6926 -109.68196 -32.46599 -107.47026 -32.46599 c q'pdf: content Q 107.47026 -32.46599 l qNpdf: content Q 109.68196 -32.46599 111.45537 -30.6926 111.45537 -28.48088 c q&pdf: content Q 111.45537 28.48088 l qKpdf: content Q 111.45537 30.6926 109.68196 32.46599 107.47026 32.46599 c qpdf: content Q h q(pdf: content Q -111.45537 -32.46599 m qpdf: content Q B qpdf: content Q Q qpdf: content Q q q8pdf: content Q 1.0 0.0 0.0 1.0 -103.48515 -2.49069 cm q#pdf: content Q q -1 0 0 -1 0 0 cm q$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 qc38x81ĸ<$33x33wfe (֍[2 H(2y1ĸ<$33x33wfe (֍[2Ǎ3=4x^2S+8xypdf: content Q n Qpdf: content Q Q qpdf: content Q Q qpdf: content Q q qpdf: content Q 0.5 g qpdf: content Q q qpdf: content Q 0.5 g q&pdf: content Q -80.30193 41.09326 m q&pdf: content Q -97.90599 41.09326 l qMpdf: content Q -100.11769 41.09326 -101.8911 39.31987 -101.8911 37.10815 c q&pdf: content Q -101.8911 29.01933 l qMpdf: content Q -101.8911 26.80763 -100.11769 25.03423 -97.90599 25.03423 c q&pdf: content Q -80.30193 25.03423 l qLpdf: content Q -78.09021 25.03423 -76.31682 26.80763 -76.31682 29.01933 c q&pdf: content Q -76.31682 37.10815 l qLpdf: content Q -76.31682 39.31987 -78.09021 41.09326 -80.30193 41.09326 c qpdf: content Q h q&pdf: content Q -101.8911 25.03423 m qpdf: content Q f qpdf: content Q Q qpdf: content Q q q7pdf: content Q 1.0 0.0 0.0 1.0 -98.57053 29.52228 cm q#pdf: content Q q -1 0 0 -1 0 0 cm q$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 jX'x^2S874x^2+8x(2x2) bK $%T{   B1 @ % Ǯ( & 2T{Ǯk- @ 3Ǯ)color push gray 0fdfi׎ color pop*>. 8X}e(2x^ 0ercmmi7Ay[ٲ)^20q4x^4|syJ0r2x^5y^4d=Bqx^7y^C  2%e <  ІA0r+0qB+Ce 2T{ @ 2  1  @ 0 < "%>Ǯ( & 2T{Ǯj- @ +jǮ)Ds\1sޟpdf: content Q 3 Tr qǮXpdf: content Q 0 Tr qpdf: content qpdf: content Q q qpdf: content Q 0 G qpdf: content Q 0 g qpdf: content Q 0.3985 w qpdf: content Q q qpdf: content Q q qpdf: content Q q q6pdf: content Q 1.0 0.0 0.0 1.0 -18.9001 -4.90001 cm q#pdf: content Q q -1 0 0 -1 0 0 cm q$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$pdf: content -1 0 0 -1 0 0 cm 3 Tr qǮXpdf: content Q 0 Tr qpdf: content Q 0 G qpdf: content Q 0 g qx:gsave x:scale .7 .7X/usr/local/texlive/2009/../texmf-local/tex/latex/local/images/subject_correct_answer.pdf x:grestorepdf: content Q n Qpdf: content Q Q qpdf: content Q Q qpdf: content Q Q qpdf: content Q n qpdf: content Q Q qpdf: content n Q+U10:獍j"kZpdf: content Q 3 Tr qǮXpdf: content Q 0 Tr qpdf: content qpdf: content Q q qpdf: content Q 0 G qpdf: content Q 0 g qpdf: content Q 0.3985 w qpdf: content Q q qpdf: content Q q qpdf: content Q 0.5 G qpdf: content Q 0.9 g qpdf: content Q 1.19553 w qpdf: content Q q qpdf: content Q 0.5 G qpdf: content Q 0.9 g qpdf: content Q 1.19553 w q&pdf: content Q 107.47026 42.88492 m q'pdf: content Q -107.47026 42.88492 l qOpdf: content Q -109.68196 42.88492 -111.45537 41.11153 -111.45537 38.89981 c q(pdf: content Q -111.45537 -38.89981 l qRpdf: content Q -111.45537 -41.11153 -109.68196 -42.88492 -107.47026 -42.88492 c q'pdf: content Q 107.47026 -42.88492 l qOpdf: content Q 109.68196 -42.88492 111.45537 -41.11153 111.45537 -38.89981 c q&pdf: content Q 111.45537 38.89981 l qLpdf: content Q 111.45537 41.11153 109.68196 42.88492 107.47026 42.88492 c qpdf: content Q h q(pdf: content Q -111.45537 -42.88492 m qpdf: content Q B qpdf: content Q Q qpdf: content Q q q8pdf: content Q 1.0 0.0 0.0 1.0 -103.48515 -2.49069 cm q#pdf: content Q q -1 0 0 -1 0 0 cm q$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 qӍ<$334x^2A y[ٟ^2,82x^5|sy[ٟ^433wfeD"d (֍4xr4|syIO=2x^2A+1y[ٟ^5d=Bqx^7|sy[ٟ^CЍA=3;B]=2;C =5 2 &i #A+BVL dXo'(12x^3|sy[ٟ^2,+84xy[ٲ)<$l4lwfe (֍3 GxyT $%T{   B1 @ % $ Ǯ( & 2T{Ǯj- @ +jǮ)Q  2. @ 0 2 $U @ %>Px^4t 2x^3s5x^2+6x  "% +őT{a8+b+c=285+6=130 2 < pdf: content Q n Qpdf: content Q Q qpdf: content Q Q qpdf: content Q q qpdf: content Q 0.5 g qpdf: content Q q qpdf: content Q 0.5 g q&pdf: content Q -80.30193 69.37617 m q&pdf: content Q -97.90599 69.37617 l qMpdf: content Q -100.11769 69.37617 -101.8911 67.60278 -101.8911 65.39107 c q&pdf: content Q -101.8911 57.30225 l qMpdf: content Q -101.8911 55.09055 -100.11769 53.31714 -97.90599 53.31714 c q&pdf: content Q -80.30193 53.31714 l qLpdf: content Q -78.09021 53.31714 -76.31682 55.09055 -76.31682 57.30225 c q&pdf: content Q -76.31682 65.39107 l qLpdf: content Q -76.31682 67.60278 -78.09021 69.37617 -80.30193 69.37617 c qpdf: content Q h q&pdf: content Q -101.8911 53.31714 m qpdf: content Q f qpdf: content Q Q qpdf: content Q q q7pdf: content Q 1.0 0.0 0.0 1.0 -98.57053 57.80519 cm q#pdf: content Q q -1 0 0 -1 0 0 cm q$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 popM&1pdf:pagesize width 597.50787pt height 845.04684pt*>color push gray 0fdfi׎ color pop*>. NX# +j% ,aǮ-bǮ-cǮ-dY. 0y % @% 0(2x 1)(x^2Z5x+3)֪=eax^3S+8bx^2+cx+dT{ 2% <  a+b+c+d30 2  1 4üǮ( & 2T{Ǯj- @ +jǮ)#}򍍍* ׎ 3+ ؎0pdf: 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$pdf: content -1 0 0 -1 0 0 cm 3 Tr qǮXpdf: content Q 0 Tr qpdf: content Q 0 G qpdf: content Q 0 g qx:gsave x:scale .7 .7N/usr/local/texlive/2009/../texmf-local/tex/latex/local/images/correct_mark.pdf x:grestorepdf: content Q n Qpdf: content Q Q qpdf: content Q Q qpdf: content Q Q qpdf: content Q n qpdf: content Q Q qpdf: content n Q:1Y m َh n05 ڎ5ز1_A ێ_B3uM~<썍kʙpdf: content Q 3 Tr qǮXpdf: content Q 0 Tr qpdf: content qpdf: content Q q qpdf: content Q 0 G qpdf: content Q 0 g qpdf: content Q 0.3985 w qpdf: content Q q qpdf: content Q q qpdf: content Q 0.5 G qpdf: content Q 0.9 g qpdf: content Q 1.19553 w qpdf: content Q q qpdf: content Q 0.5 G qpdf: content Q 0.9 g qpdf: content Q 1.19553 w q&pdf: content Q 107.47026 52.60211 m q'pdf: content Q -107.47026 52.60211 l qLpdf: content Q -109.68196 52.60211 -111.45537 50.8287 -111.45537 48.617 c q&pdf: content Q -111.45537 -48.617 l qQpdf: content Q -111.45537 -50.8287 -109.68196 -52.60211 -107.47026 -52.60211 c q'pdf: content Q 107.47026 -52.60211 l qLpdf: content Q 109.68196 -52.60211 111.45537 -50.8287 111.45537 -48.617 c q$pdf: content Q 111.45537 48.617 l qKpdf: content Q 111.45537 50.8287 109.68196 52.60211 107.47026 52.60211 c qpdf: content Q h q(pdf: content Q -111.45537 -52.60211 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$pdf: content -1 0 0 -1 0 0 cm 3 Tr qǮXpdf: content Q 0 Tr qpdf: content Q 0 G qpdf: content Q 0 g qb(2x81)(x^2S5x+3)=2x^3S810x^2+6xx^2+5x3=2x^3S811x^2+11x3a=2;#b=11;c=11;d=3& msam10)a8+b+c+d=1pdf: content Q n Qpdf: content Q Q qpdf: content Q Q qpdf: content Q q qpdf: content Q 0.5 g qpdf: content Q q qpdf: content Q 0.5 g q&pdf: content Q -80.30193 61.22939 m q&pdf: content Q -97.90599 61.22939 l qMpdf: content Q -100.11769 61.22939 -101.8911 59.45598 -101.8911 57.24428 c q&pdf: content Q -101.8911 49.15546 l qMpdf: content Q -101.8911 46.94374 -100.11769 45.17035 -97.90599 45.17035 c q&pdf: content Q -80.30193 45.17035 l qLpdf: content Q -78.09021 45.17035 -76.31682 46.94374 -76.31682 49.15546 c q&pdf: content Q -76.31682 57.24428 l qLpdf: content Q -76.31682 59.45598 -78.09021 61.22939 -80.30193 61.22939 c qpdf: content Q h q&pdf: content Q -101.8911 45.17035 m qpdf: content Q f qpdf: content Q Q qpdf: content Q q q6pdf: content Q 1.0 0.0 0.0 1.0 -98.57053 49.6584 cm q#pdf: content Q q -1 0 0 -1 0 0 cm q$pdf: content -1 0 0 -1 0 0 cm 3 Tr qǮXpdf: content Q 0 Tr qpdf: content Q 1 G qpdf: content Q 1 g q @ +͎pdf: content Q n Qpdf: content Q Q qpdf: content Q Q qpdf: content Q Q qpdf: content Q n qpdf: content Q Q qpdf: content n Q.D RyXe  1T{ 3 m +Y Y   0 4i / 1鎓fe , 1 4üǮ( & 2T{Ǯj- 3 @Ǯ)WyW ׎ (2xy[ٟ^2L)8(3x)^2S(6y[ٲ)^2C=<$33x^333wfe 3 (֍Dz2捍 ؎ 14a^2S8(2b^2|s)^2(2ab^2|s)^2C=14a^4 َ ruЀ<$y2ywfe (֍3ʭa^2|sruЀ,:22O8(3b^2|s)^2S(4ab^2)^2C=<$Ka^2Kwfe ţ (֍bѲ4q ڎpdf: content Q 3 Tr qǮXpdf: content Q 0 Tr qpdf: content qpdf: content Q q qpdf: content Q 0 G qpdf: content Q 0 g qpdf: content Q 0.3985 w qpdf: content Q q qpdf: content Q q qpdf: content Q q q6pdf: content Q 1.0 0.0 0.0 1.0 -9.45004 -9.10004 cm q#pdf: content Q q -1 0 0 -1 0 0 cm q$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 Q (10a)^2S8(ab^2|s)^2ruЀ㌸<$33133wfe (֍3fgab^2|sruЀ, 24=25a^2 ێ (4x^2|sy[ٲ)8ruЀ㌸<$33233wfe (֍3fgy^2LruЀ*(2xy^2L)^3C=48x^5|sy^5Hcolor push gray 0ff color pop*>Ѝ7~pdf: content Q 3 Tr qǮXpdf: content Q 0 Tr qpdf: content qpdf: content Q q qpdf: content Q 0 G qpdf: content Q 0 g qpdf: content Q 0.3985 w qpdf: content Q q qpdf: content Q q qpdf: content Q 0.5 G qpdf: content Q 0.9 g qpdf: content Q 1.19553 w qpdf: content Q q qpdf: content Q 0.5 G qpdf: content Q 0.9 g qpdf: content Q 1.19553 w q&pdf: content Q 107.47026 87.85492 m q'pdf: content Q -107.47026 87.85492 l qOpdf: content Q -109.68196 87.85492 -111.45537 86.08151 -111.45537 83.86981 c q(pdf: content Q -111.45537 -83.86981 l qRpdf: content Q -111.45537 -86.08151 -109.68196 -87.85492 -107.47026 -87.85492 c q'pdf: content Q 107.47026 -87.85492 l qOpdf: content Q 109.68196 -87.85492 111.45537 -86.08151 111.45537 -83.86981 c q&pdf: content Q 111.45537 83.86981 l qLpdf: content Q 111.45537 86.08151 109.68196 87.85492 107.47026 87.85492 c qpdf: content Q h q(pdf: content Q -111.45537 -87.85492 m qpdf: content Q B qpdf: content Q Q qpdf: content Q q q8pdf: content Q 1.0 0.0 0.0 1.0 -103.48515 -2.49069 cm q#pdf: content Q q -1 0 0 -1 0 0 cm q$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 q8ˍ ׎ (2xy[ٟ^2L)89x^2S<$ ɲ1lwfem (֍36y[ٟr2%˲=<$33x^333wfe 3 (֍Dz2񩍍 ؎ 14a^2S84b^44a^2|sb^4C=14a^4 َ<$.4.wfe (֍9;ba^4S89b^4<$2t1lwfeŸ (֍16ar2|sbr4# =<$Ka^2Kwfe ţ (֍bѲ43 ڎ(10a)^2S8(ab^2|s)^2ruЀ㌸<$33133wfe (֍3fgab^2|sruЀ, 2)=100a^2S8a^2|sb^4<$l1lwfe (֍9 Ga^2b^4C=900a^20 ێ (4x^2|sy[ٲ)8ruЀ㌸<$333wfel (֍2yr2%ҟruЀ*8x^3|sy^6d=48x^5y^5pdf: content Q n Qpdf: content Q Q qpdf: content Q Q qpdf: content Q q qpdf: content Q 0.5 g qpdf: content Q q qpdf: content Q 0.5 g q%pdf: content Q -80.30193 96.4822 m q%pdf: content Q -97.90599 96.4822 l qLpdf: content Q -100.11769 96.4822 -101.8911 94.70879 -101.8911 92.49709 c q&pdf: content Q -101.8911 84.40826 l qMpdf: content Q -101.8911 82.19656 -100.11769 80.42316 -97.90599 80.42316 c q&pdf: content Q -80.30193 80.42316 l qLpdf: content Q -78.09021 80.42316 -76.31682 82.19656 -76.31682 84.40826 c q&pdf: content Q -76.31682 92.49709 l qJpdf: content Q -76.31682 94.70879 -78.09021 96.4822 -80.30193 96.4822 c qpdf: content Q h q&pdf: content Q -101.8911 80.42316 m qpdf: content Q f qpdf: content Q Q qpdf: content Q q q7pdf: content Q 1.0 0.0 0.0 1.0 -98.57053 84.91121 cm q#pdf: content Q q -1 0 0 -1 0 0 cm q$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 RRX'  1T{ 3a^12 Ƹ8a^2Sa^4 T{ m +Y Y    1 , 1 Ǯ( & 2T{Ǯj- 3 @Ǯ)color push gray 0fdfi׎ color pop*>.D RkX+ +j' ,Ya;bX 0y ' @ 03x5yqfy82(2x+3y[ٲ)gQz=eax8+byT 2%T{ <  a8+bT{ 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+U7]̍k럦8pdf: 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 88.84921 m q'pdf: content Q -107.47026 88.84921 l qNpdf: content Q -109.68196 88.84921 -111.45537 87.07582 -111.45537 84.8641 c q'pdf: content Q -111.45537 -84.8641 l qRpdf: content Q -111.45537 -87.07582 -109.68196 -88.84921 -107.47026 -88.84921 c q'pdf: content Q 107.47026 -88.84921 l qNpdf: content Q 109.68196 -88.84921 111.45537 -87.07582 111.45537 -84.8641 c q%pdf: content Q 111.45537 84.8641 l qLpdf: content Q 111.45537 87.07582 109.68196 88.84921 107.47026 88.84921 c qpdf: content Q h q(pdf: content Q -111.45537 -88.84921 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$pdf: content -1 0 0 -1 0 0 cm 3 Tr qǮXpdf: content Q 0 Tr qpdf: content Q 0 G qpdf: content Q 0 g qW33x85yf8y2(2x+3y[ٲ)g3=3x85y(y4x6y[ٲ)3=3x85y(4x5y[ٲ)3=3x85y+4x+5y3=3x8+4x5y+5y3=(38+4)x+(5+5)y3=7xw6ˍ 2 &i #T{a=7;#b=0 2 < )a8+b=78+0=7pdf: content Q n Qpdf: content Q Q qpdf: content Q Q qpdf: content Q q qpdf: content Q 0.5 g qpdf: content Q q qpdf: content Q 0.5 g q&pdf: content Q -80.30193 97.47649 m q&pdf: content Q -97.90599 97.47649 l qLpdf: content Q -100.11769 97.47649 -101.8911 95.7031 -101.8911 93.49138 c q&pdf: content Q -101.8911 85.40256 l qMpdf: content Q -101.8911 83.19086 -100.11769 81.41745 -97.90599 81.41745 c q&pdf: content Q -80.30193 81.41745 l qLpdf: content Q -78.09021 81.41745 -76.31682 83.19086 -76.31682 85.40256 c q&pdf: content Q -76.31682 93.49138 l qKpdf: content Q -76.31682 95.7031 -78.09021 97.47649 -80.30193 97.47649 c qpdf: content Q h q&pdf: content Q -101.8911 81.41745 m qpdf: content Q f qpdf: content Q Q qpdf: content Q q q6pdf: content Q 1.0 0.0 0.0 1.0 -98.57053 85.9055 cm q#pdf: content Q q -1 0 0 -1 0 0 cm q$pdf: content -1 0 0 -1 0 0 cm 3 Tr qǮXpdf: content Q 0 Tr qpdf: content Q 1 G qpdf: content Q 1 g q @ +͎pdf: content Q n Qpdf: content Q Q qpdf: content Q Q qpdf: content Q Q qpdf: content Q n qpdf: content Q Q qpdf: content n Q.D RjXe  1T{ ' ٓ 3 2 6 - 1 %Q  %0 œ 2!  qdi5Vpdf: 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 -72.61487 218.41049 145.22975 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;ʍT{ $T|4x^2S85x捍T{ %T|x(4x84)+24x^2T{ &<$!v1wfe 3 (֍xr2!'Q8xT{ 'T|(284x+3x^2|s)2(x^2S4x+1)T{ (T|ruЀ<$2[12[wfe (֍2 ex^2S+84x1ruЀ[8ruЀ㌸184x<$l1lwfe (֍3 Gx^2|sruЀpdf: 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 q8pdf: content Q -12.78714 64.7846 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 69.27266 cm q#pdf: content Q q -1 0 0 -1 0 0 cm q$pdf: content -1 0 0 -1 0 0 cm 3 Tr qǮXpdf: content Q 0 Tr qpdf: content Q 1 G qpdf: content Q 1 g q ' َpdf: content Q n Qpdf: content Q Q qpdf: content Q Q qpdf: content Q Q qpdf: content Q n qpdf: content Q Q qpdf: content n Q4üǮ( & 2T{Ǯj- 3 @Ǯ)/卍7 ׎ 1T{ ŎI ؎X2T{ ŎC َCpdf: content Q 3 Tr qǮXpdf: content Q 0 Tr qpdf: content qpdf: content Q q qpdf: content Q 0 G qpdf: content Q 0 g qpdf: content Q 0.3985 w qpdf: content Q q qpdf: content Q q qpdf: content Q q q6pdf: content Q 1.0 0.0 0.0 1.0 -9.45004 -9.10004 cm q#pdf: content Q q -1 0 0 -1 0 0 cm q$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 QC3T{ Ŏ捍 ڎ 4T{ ŎI ێX5T{ ŎHcolor push gray 0ff color pop*>Tcolor push gray 0fdfi׎ color pop*>Mnkүpdf: content Q 3 Tr qǮXpdf: content Q 0 Tr qpdf: content qpdf: content Q q qpdf: content Q 0 G qpdf: content Q 0 g qpdf: content Q 0.3985 w qpdf: content Q q qpdf: content Q q qpdf: content Q 0.5 G qpdf: content Q 0.9 g qpdf: content Q 1.19553 w qpdf: content Q q qpdf: content Q 0.5 G qpdf: content Q 0.9 g qpdf: content Q 1.19553 w q&pdf: content Q 107.47026 28.47063 m q'pdf: content Q -107.47026 28.47063 l qOpdf: content Q -109.68196 28.47063 -111.45537 26.69722 -111.45537 24.48552 c q(pdf: content Q -111.45537 -24.48552 l qRpdf: content Q -111.45537 -26.69722 -109.68196 -28.47063 -107.47026 -28.47063 c q'pdf: content Q 107.47026 -28.47063 l qOpdf: content Q 109.68196 -28.47063 111.45537 -26.69722 111.45537 -24.48552 c q&pdf: content Q 111.45537 24.48552 l qLpdf: content Q 111.45537 26.69722 109.68196 28.47063 107.47026 28.47063 c qpdf: content Q h q(pdf: content Q -111.45537 -28.47063 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$pdf: content -1 0 0 -1 0 0 cm 3 Tr qǮXpdf: content Q 0 Tr qpdf: content Q 0 G qpdf: content Q 0 g qȍ ׎ (a85b)=a8+5b َ 2x(3x86)=6x^2S812xpdf: content Q n Qpdf: content Q Q qpdf: content Q Q qpdf: content Q q qpdf: content Q 0.5 g qpdf: content Q q qpdf: content Q 0.5 g q%pdf: content Q -80.30193 37.0979 m q%pdf: content Q -97.90599 37.0979 l qJpdf: content Q -100.11769 37.0979 -101.8911 35.3245 -101.8911 33.1128 c q&pdf: content Q -101.8911 25.02397 l qMpdf: content Q -101.8911 22.81227 -100.11769 21.03886 -97.90599 21.03886 c q&pdf: content Q -80.30193 21.03886 l qLpdf: content Q -78.09021 21.03886 -76.31682 22.81227 -76.31682 25.02397 c q%pdf: content Q -76.31682 33.1128 l qIpdf: content Q -76.31682 35.3245 -78.09021 37.0979 -80.30193 37.0979 c qpdf: content Q h q&pdf: content Q -101.8911 21.03886 m qpdf: content Q f qpdf: content Q Q qpdf: content Q q q7pdf: content Q 1.0 0.0 0.0 1.0 -98.57053 25.52692 cm q#pdf: content Q q -1 0 0 -1 0 0 cm q$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 Qy.D R8X Yeff ̟ 33 ffff ffff33ff ̎e / 0yT{  0]   2N   @ - 1  @ 0 < "%exk+k4yԸfk2x8(o3y+y[ٲ);+y[ٸgo=F5x(O3x8+2y[ٲ)>Ǯ( & 2T{Ǯj- 3 @Ǯ)E81sޟpdf: 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+U3x8+9yÍ&k럹dpdf: 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 69.74551 m q'pdf: content Q -107.47026 69.74551 l qMpdf: content Q -109.68196 69.74551 -111.45537 67.9721 -111.45537 65.7604 c q'pdf: content Q -111.45537 -65.7604 l qQpdf: content Q -111.45537 -67.9721 -109.68196 -69.74551 -107.47026 -69.74551 c q'pdf: content Q 107.47026 -69.74551 l qMpdf: content Q 109.68196 -69.74551 111.45537 -67.9721 111.45537 -65.7604 c q%pdf: content Q 111.45537 65.7604 l qKpdf: content Q 111.45537 67.9721 109.68196 69.74551 107.47026 69.74551 c qpdf: content Q h q(pdf: content Q -111.45537 -69.74551 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$pdf: content -1 0 0 -1 0 0 cm 3 Tr qǮXpdf: content Q 0 Tr qpdf: content Q 0 G qpdf: content Q 0 g qФ֍x8+4y?Ѐg2x?Ѐ3yff̟ 33 ffff ffff33ff̎>+y[ٟ?ЀMu+y[ٟ?ЀLԍ=x8+4y?Ѐ2x3y+ff̟ 33 ffff ffff33ff̎>y+y[ٟ?Ѐ=x8+4y?Ѐ2x3y+ff̟ 33 ffff ffff33ff̎?Ѐ Ѝ=x8+7yff̟ 33 ffff ffff33ff̎x8+7yff̟ 33 ffff ffff33ff̎IJ=5x3x2y"=2x2y)ff̟ 33 ffff ffff33ff̎w=x8+7y2x+2y"=3x+9ypdf: content Q n Qpdf: content Q Q qpdf: content Q Q qpdf: content Q q qpdf: content Q 0.5 g qpdf: content Q q qpdf: content Q 0.5 g q&pdf: content Q -80.30193 78.37279 m q&pdf: content Q -97.90599 78.37279 l qMpdf: content Q -100.11769 78.37279 -101.8911 76.59938 -101.8911 74.38768 c q&pdf: content Q -101.8911 66.29886 l qMpdf: content Q -101.8911 64.08716 -100.11769 62.31375 -97.90599 62.31375 c q&pdf: content Q -80.30193 62.31375 l qLpdf: content Q -78.09021 62.31375 -76.31682 64.08716 -76.31682 66.29886 c q&pdf: content Q -76.31682 74.38768 l qLpdf: content Q -76.31682 76.59938 -78.09021 78.37279 -80.30193 78.37279 c qpdf: content Q h q&pdf: content Q -101.8911 62.31375 m qpdf: content Q f qpdf: content Q Q qpdf: content Q q q6pdf: content Q 1.0 0.0 0.0 1.0 -98.57053 66.8018 cm q#pdf: content Q q -1 0 0 -1 0 0 cm q$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 QUS.D ReXe  1T{ - 1   B1 @ 0 < "%e2a8[af83b(o5ab)$̷gF"+b]Ǯ( & 2T{Ǯj- 3 @Ǯ)3㍍1sޟpdf: content Q 3 Tr qǮXpdf: content Q 0 Tr qpdf: content qpdf: content Q q qpdf: content Q 0 G qpdf: content Q 0 g qpdf: content Q 0.3985 w qpdf: content Q q qpdf: content Q q qpdf: content Q q q6pdf: content Q 1.0 0.0 0.0 1.0 -18.9001 -4.90001 cm q#pdf: content Q q -1 0 0 -1 0 0 cm q$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$pdf: content -1 0 0 -1 0 0 cm 3 Tr qǮXpdf: content Q 0 Tr qpdf: content Q 0 G qpdf: content Q 0 g qx:gsave x:scale .7 .7X/usr/local/texlive/2009/../texmf-local/tex/latex/local/images/subject_correct_answer.pdf x:grestorepdf: content Q n Qpdf: content Q Q qpdf: content Q Q qpdf: content Q Q qpdf: content Q n qpdf: content Q Q qpdf: content n Q+U4a8+3bHcolor push gray 0ff color pop*>uCpdf: content Q 3 Tr qǮXpdf: content Q 0 Tr qpdf: content qpdf: content Q q qpdf: content Q 0 G qpdf: content Q 0 g qpdf: content Q 0.3985 w qpdf: content Q q qpdf: content Q q qpdf: content Q 0.5 G qpdf: content Q 0.9 g qpdf: content Q 1.19553 w qpdf: content Q q qpdf: content Q 0.5 G qpdf: content Q 0.9 g qpdf: content Q 1.19553 w q%pdf: content Q 107.47026 48.1321 m q&pdf: content Q -107.47026 48.1321 l qMpdf: content Q -109.68196 48.1321 -111.45537 46.3587 -111.45537 44.14699 c q(pdf: content Q -111.45537 -44.14699 l qOpdf: content Q -111.45537 -46.3587 -109.68196 -48.1321 -107.47026 -48.1321 c q&pdf: content Q 107.47026 -48.1321 l qMpdf: content Q 109.68196 -48.1321 111.45537 -46.3587 111.45537 -44.14699 c q&pdf: content Q 111.45537 44.14699 l qIpdf: content Q 111.45537 46.3587 109.68196 48.1321 107.47026 48.1321 c qpdf: content Q h q'pdf: content Q -111.45537 -48.1321 m qpdf: content Q B qpdf: content Q Q qpdf: content Q q q8pdf: content Q 1.0 0.0 0.0 1.0 -103.48515 -2.49069 cm q#pdf: content Q q -1 0 0 -1 0 0 cm q$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 q3H 3 -I!EG=2a8f8a(o3b5a+b)< +bg!EG=2a8(oa3b+5ab+b)!EG=2a8(o6a3b)!EG=4a8+3bpdf: content Q n Qpdf: content Q Q qpdf: content Q Q qpdf: content Q q qpdf: content Q 0.5 g qpdf: content Q q qpdf: content Q 0.5 g q&pdf: content Q -80.30193 56.75937 m q&pdf: content Q -97.90599 56.75937 l qMpdf: content Q -100.11769 56.75937 -101.8911 54.98598 -101.8911 52.77426 c q&pdf: content Q -101.8911 44.68546 l qMpdf: content Q -101.8911 42.47374 -100.11769 40.70035 -97.90599 40.70035 c q&pdf: content Q -80.30193 40.70035 l qLpdf: content Q -78.09021 40.70035 -76.31682 42.47374 -76.31682 44.68546 c q&pdf: content Q -76.31682 52.77426 l qLpdf: content Q -76.31682 54.98598 -78.09021 56.75937 -80.30193 56.75937 c qpdf: content Q h q&pdf: content Q -101.8911 40.70035 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 45.18839 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獍VLD RdX Y'x=2 2% <  (x^x)^(xrO \cmmi5xuW)U=2^ x 2 < Ÿff ̟ 33 ffff ffff33ff ̎&?c / 0y / $ 1鎟' , $%T{  @ 0 < "%bǮ( & 2Ǯ9- 3 3Ǯ)5HH1s3updf: content Q 3 Tr qǮXpdf: content Q 0 Tr qpdf: content qpdf: content Q q qpdf: content Q 0 G qpdf: content Q 0 g qpdf: content Q 0.3985 w qpdf: content Q q qpdf: content Q q qpdf: content Q q q6pdf: content Q 1.0 0.0 0.0 1.0 -18.9001 -4.90001 cm q#pdf: content Q q -1 0 0 -1 0 0 cm q$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$pdf: content -1 0 0 -1 0 0 cm 3 Tr qǮXpdf: content Q 0 Tr qpdf: content Q 0 G qpdf: content Q 0 g qx:gsave x:scale .7 .7X/usr/local/texlive/2009/../texmf-local/tex/latex/local/images/subject_correct_answer.pdf x:grestorepdf: content Q n Qpdf: content Q Q qpdf: content Q Q qpdf: content Q Q qpdf: content Q n qpdf: content Q Q qpdf: content n QM8yӍ_"D'Dpdf: content Q 3 Tr qǮXpdf: content Q 0 Tr qpdf: content qpdf: content Q q qpdf: content Q 0 G qpdf: content Q 0 g qpdf: content Q 0.3985 w qpdf: content Q q qpdf: content Q q qpdf: content Q 0.5 G qpdf: content Q 0.9 g qpdf: content Q 1.19553 w qpdf: content Q q qpdf: content Q 0.5 G qpdf: content Q 0.9 g qpdf: content Q 1.19553 w q&pdf: content Q 107.47026 37.10794 m q'pdf: content Q -107.47026 37.10794 l qOpdf: content Q -109.68196 37.10794 -111.45537 35.33455 -111.45537 33.12283 c q(pdf: content Q -111.45537 -33.12283 l qRpdf: content Q -111.45537 -35.33455 -109.68196 -37.10794 -107.47026 -37.10794 c q'pdf: content Q 107.47026 -37.10794 l qOpdf: content Q 109.68196 -37.10794 111.45537 -35.33455 111.45537 -33.12283 c q&pdf: content Q 111.45537 33.12283 l qLpdf: content Q 111.45537 35.33455 109.68196 37.10794 107.47026 37.10794 c qpdf: content Q h q(pdf: content Q -111.45537 -37.10794 m qpdf: content Q B qpdf: content Q Q qpdf: content Q q q8pdf: content Q 1.0 0.0 0.0 1.0 -103.48515 -2.49069 cm q#pdf: content Q q -1 0 0 -1 0 0 cm q$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 qݍx=230 $%T{  2. @ %(2^2|s)^(2rZcmr52 )j=(2^2)^4C=2^8)ff ̟ 33 ffff ffff33ff ̎w=8pdf: content Q n Qpdf: content Q Q qpdf: content Q Q qpdf: content Q q qpdf: content Q 0.5 g qpdf: content Q q qpdf: content Q 0.5 g q&pdf: content Q -80.30193 45.73521 m q&pdf: content Q -97.90599 45.73521 l qLpdf: content Q -100.11769 45.73521 -101.8911 43.96182 -101.8911 41.7501 c q&pdf: content Q -101.8911 33.66129 l qMpdf: content Q -101.8911 31.44958 -100.11769 29.67618 -97.90599 29.67618 c q&pdf: content Q -80.30193 29.67618 l qLpdf: content Q -78.09021 29.67618 -76.31682 31.44958 -76.31682 33.66129 c q%pdf: content Q -76.31682 41.7501 l qLpdf: content Q -76.31682 43.96182 -78.09021 45.73521 -80.30193 45.73521 c qpdf: content Q h q&pdf: content Q -101.8911 29.67618 m qpdf: content Q f qpdf: content Q Q qpdf: content Q q q7pdf: content Q 1.0 0.0 0.0 1.0 -98.57053 34.16423 cm q#pdf: content Q q -1 0 0 -1 0 0 cm q$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 Qq.LD R3Xo% 2 1ʓ % 7] 2; 2  2 <$n27nwfe  (֍2(a^2. 2% <  ; 2 1ʓ % 7] 2 @ 'i 2$ '  2 = |Ǯ( & 2T{Ǯ9- 3 3Ǯ)/卍7 |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<$030wfe (֍26ֵaku ؎<${9{wfe (֍4'ݵa| َ<$939wfe (֍2la^2捍 |n ڎ<$090wfe (֍46ֵa^2ku ێzv4acolor push gray 0Ήן32jV8 color pop1pdf:pagesize width 597.50787pt height 845.04684pt*>color push gray 0fdfi׎ color pop*>H򍍍k럻pdf: content Q 3 Tr qǮXpdf: content Q 0 Tr qpdf: content qpdf: content Q q qpdf: content Q 0 G qpdf: content Q 0 g qpdf: content Q 0.3985 w qpdf: content Q q qpdf: content Q q qpdf: content Q 0.5 G qpdf: content Q 0.9 g qpdf: content Q 1.19553 w qpdf: content Q q qpdf: content Q 0.5 G qpdf: content Q 0.9 g qpdf: content Q 1.19553 w q&pdf: content Q 107.47026 67.56966 m q'pdf: content Q -107.47026 67.56966 l qOpdf: content Q -109.68196 67.56966 -111.45537 65.79625 -111.45537 63.58455 c q(pdf: content Q -111.45537 -63.58455 l qRpdf: content Q -111.45537 -65.79625 -109.68196 -67.56966 -107.47026 -67.56966 c q'pdf: content Q 107.47026 -67.56966 l qOpdf: content Q 109.68196 -67.56966 111.45537 -65.79625 111.45537 -63.58455 c q&pdf: content Q 111.45537 63.58455 l qLpdf: content Q 111.45537 65.79625 109.68196 67.56966 107.47026 67.56966 c qpdf: content Q h q(pdf: content Q -111.45537 -67.56966 m qpdf: content Q B qpdf: content Q Q qpdf: content Q q q8pdf: content Q 1.0 0.0 0.0 1.0 -103.48515 -2.49069 cm q#pdf: content Q q -1 0 0 -1 0 0 cm q$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 1 % 7] 2T{ @ 'i 2  2 $%x30 "%  @ %( 2 1 % 7] 22 2  2OX{)=x^2S8630 2 &i #<$332733wfe  (֍2 fha^2=x^2S86x^2C=<$K9Kwfe (֍4 -a^2  "% +ŖT{ 2 1 % 7] 2 @ 'i 2  2x=<$K3Kwfe (֍2 -a30 2 < pdf: content Q n Qpdf: content Q Q qpdf: content Q Q qpdf: content Q q qpdf: content Q 0.5 g qpdf: content Q q qpdf: content Q 0.5 g q&pdf: content Q -80.30193 76.19693 m q&pdf: content Q -97.90599 76.19693 l qMpdf: content Q -100.11769 76.19693 -101.8911 74.42352 -101.8911 72.21182 c q$pdf: content Q -101.8911 64.123 l qJpdf: content Q -101.8911 61.9113 -100.11769 60.1379 -97.90599 60.1379 c q%pdf: content Q -80.30193 60.1379 l qHpdf: content Q -78.09021 60.1379 -76.31682 61.9113 -76.31682 64.123 c q&pdf: content Q -76.31682 72.21182 l qLpdf: content Q -76.31682 74.42352 -78.09021 76.19693 -80.30193 76.19693 c qpdf: content Q h q%pdf: content Q -101.8911 60.1379 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 64.62595 cm q#pdf: content Q q -1 0 0 -1 0 0 cm q$pdf: content -1 0 0 -1 0 0 cm 3 Tr qǮXpdf: content Q 0 Tr qpdf: content Q 1 G qpdf: content Q 1 g q @ +͎pdf: content Q n Qpdf: content Q Q qpdf: content Q Q qpdf: content Q Q qpdf: content Q n qpdf: content Q Q qpdf: content n Q.D RNXoX; 6 -(2x^2ײ+c3x)d<$M1Mwfe (֍2ʵx+(4x^3׸5x^2|s)(<$33133wfe (֍3fgx^2|s)=11$ e 1T{ $u 3 @ =x 2  1  @ % U <  x6=0T{V4Ǯ( & 2T{Ǯ9- 3 3Ǯ)#}򍍍* ׎ 2+ ؎:1Y m َh n15 ڎ5؟pdf: content Q 3 Tr qǮXpdf: content Q 0 Tr qpdf: content qpdf: content Q q qpdf: content Q 0 G qpdf: content Q 0 g qpdf: content Q 0.3985 w qpdf: content Q q qpdf: content Q q qpdf: content Q q q6pdf: content Q 1.0 0.0 0.0 1.0 -9.45004 -9.10004 cm q#pdf: content Q q -1 0 0 -1 0 0 cm q$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 Q5ز2_A ێ_B4~tk럺mpdf: 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 68.71394 m q'pdf: content Q -107.47026 68.71394 l qOpdf: content Q -109.68196 68.71394 -111.45537 66.94054 -111.45537 64.72884 c q(pdf: content Q -111.45537 -64.72884 l qRpdf: content Q -111.45537 -66.94054 -109.68196 -68.71394 -107.47026 -68.71394 c q'pdf: content Q 107.47026 -68.71394 l qOpdf: content Q 109.68196 -68.71394 111.45537 -66.94054 111.45537 -64.72884 c q&pdf: content Q 111.45537 64.72884 l qLpdf: content Q 111.45537 66.94054 109.68196 68.71394 107.47026 68.71394 c qpdf: content Q h q(pdf: content Q -111.45537 -68.71394 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$pdf: content -1 0 0 -1 0 0 cm 3 Tr qǮXpdf: content Q 0 Tr qpdf: content Q 0 G qpdf: content Q 0 g qԽ (2x^2+.3x).<$a1awfe (֍2x+(4x^35x^2|s)(<$33133wfe (֍3fgx^2|s)=11(2x^2+.3x)<$O2awfe (֍x z+(4x^35x^2|s)(<$333wfe (֍xC?2 )=112(2x8+3)3(4x5)=114x8+612x+15=1116x=32)x=2pdf: content Q n Qpdf: content Q Q qpdf: content Q Q qpdf: content Q q qpdf: content Q 0.5 g qpdf: content Q q qpdf: content Q 0.5 g q&pdf: content Q -80.30193 77.34122 m q&pdf: content Q -97.90599 77.34122 l qMpdf: content Q -100.11769 77.34122 -101.8911 75.56781 -101.8911 73.35611 c q&pdf: content Q -101.8911 65.26729 l qMpdf: content Q -101.8911 63.05557 -100.11769 61.28218 -97.90599 61.28218 c q&pdf: content Q -80.30193 61.28218 l qLpdf: content Q -78.09021 61.28218 -76.31682 63.05557 -76.31682 65.26729 c q&pdf: content Q -76.31682 73.35611 l qLpdf: content Q -76.31682 75.56781 -78.09021 77.34122 -80.30193 77.34122 c qpdf: content Q h q&pdf: content Q -101.8911 61.28218 m qpdf: content Q f qpdf: content Q Q qpdf: content Q q q7pdf: content Q 1.0 0.0 0.0 1.0 -98.57053 65.77023 cm q#pdf: content Q q -1 0 0 -1 0 0 cm q$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 kyX'  1T{ - 1   B1 @ % '(4a^2|sb88ab+2b)(2b)+(a^2xax)<$l1lwfe (֍3 Gx$ Ǯ( & 2T{Ǯ9- 3 3Ǯ)=(7x8+3)(4x1)Di=28x2S+85x3pdf: 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 57.18086 m q&pdf: content Q -97.90599 57.18086 l qMpdf: content Q -100.11769 57.18086 -101.8911 55.40747 -101.8911 53.19576 c q&pdf: content Q -101.8911 45.10693 l qMpdf: content Q -101.8911 42.89523 -100.11769 41.12183 -97.90599 41.12183 c q&pdf: content Q -80.30193 41.12183 l qLpdf: content Q -78.09021 41.12183 -76.31682 42.89523 -76.31682 45.10693 c q&pdf: content Q -76.31682 53.19576 l qLpdf: content Q -76.31682 55.40747 -78.09021 57.18086 -80.30193 57.18086 c qpdf: content Q h q&pdf: content Q -101.8911 41.12183 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 45.60988 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 poph1pdf:pagesize width 597.50787pt height 845.04684pt*>color push gray 0fdfi׎ color pop*>.D kkX-㍑ea:b=2:3a 2 <  aruЀ b8<$1lwfeI0 (֍a vruЀ+*A=ruЀ<$ 1 wfe (֍Zb08aruЀ+[ =ff ̟ 33 ffff ffff33ff ̎' 2%Ve <  T{ff ̟ 33 ffff ffff33ff ̎'u / 0yT{ / $ 1 , $%  @ 0 < "%4üǮ( & 2T{Ǯ8- 3 +jǮ)/卍7 ׎<$Ͳ3͟wfe (֍2I ؎X<$33133wfe (֍2C َC3捍 ڎ<$Ͳ1͟wfe (֍2I ێNpdf: content Q 3 Tr qǮXpdf: content Q 0 Tr qpdf: content qpdf: content Q q qpdf: content Q 0 G qpdf: content Q 0 g qpdf: content Q 0.3985 w qpdf: content Q q qpdf: content Q q qpdf: content Q q q6pdf: content Q 1.0 0.0 0.0 1.0 -9.45004 -9.10004 cm q#pdf: content Q q -1 0 0 -1 0 0 cm q$pdf: content -1 0 0 -1 0 0 cm 3 Tr qǮXpdf: content Q 0 Tr qpdf: content Q 0 G qpdf: content Q 0 g qx:gsave x:scale .7 .7N/usr/local/texlive/2009/../texmf-local/tex/latex/local/images/correct_mark.pdf x:grestorepdf: content Q n Qpdf: content Q Q qpdf: content Q Q qpdf: content Q Q qpdf: content Q n qpdf: content Q Q qpdf: content n QX<$33333wfe (֍2'􍍠!nk럞pdf: content Q 3 Tr qǮXpdf: content Q 0 Tr qpdf: content qpdf: content Q q qpdf: content Q 0 G qpdf: content Q 0 g qpdf: content Q 0.3985 w qpdf: content Q q qpdf: content Q q qpdf: content Q 0.5 G qpdf: content Q 0.9 g qpdf: content Q 1.19553 w qpdf: content Q q qpdf: content Q 0.5 G qpdf: content Q 0.9 g qpdf: content Q 1.19553 w q%pdf: content Q 107.47026 96.3848 m q&pdf: content Q -107.47026 96.3848 l qNpdf: content Q -109.68196 96.3848 -111.45537 94.61139 -111.45537 92.39969 c q(pdf: content Q -111.45537 -92.39969 l qPpdf: content Q -111.45537 -94.61139 -109.68196 -96.3848 -107.47026 -96.3848 c q&pdf: content Q 107.47026 -96.3848 l qNpdf: content Q 109.68196 -96.3848 111.45537 -94.61139 111.45537 -92.39969 c q&pdf: content Q 111.45537 92.39969 l qJpdf: content Q 111.45537 94.61139 109.68196 96.3848 107.47026 96.3848 c qpdf: content Q h q'pdf: content Q -111.45537 -96.3848 m qpdf: content Q B qpdf: content Q Q qpdf: content Q q q8pdf: content Q 1.0 0.0 0.0 1.0 -103.48515 -2.49069 cm q#pdf: content Q q -1 0 0 -1 0 0 cm q$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 q73ff ̟ 33 ffff ffff33ff ̎e=ruЀ qĵb8<$1lwfeI0 (֍a vruЀ*n8ruЀ<$ 1 wfe (֍ZbӸ8aruЀe=ruЀ<$ ab81 wfe̹ (֍ ŵa&ruЀ/o8ruЀ<$ 18ab wfe̹ (֍ Ab&ruЀe=<$Kab81Kwfe̹ (֍ ŵa"3<$blwfe̹ (֍18abge=<$Kab81Kwfe̹ (֍ ŵa"3<$t9blwfe*Z (֍(ab81)e=<$vb33wfeI0 (֍at̍a:b=2:3T{ 0y +ō<$awfeI0 (֍Cb )=<$K2Kwfe (֍3 2 &i #ff ̟ 33 ffff ffff33ff ̎=<$vb33wfeI0 (֍a v=<$33333wfe (֍2pdf: content Q n Qpdf: content Q Q qpdf: content Q Q qpdf: content Q q qpdf: content Q 0.5 g qpdf: content Q q qpdf: content Q 0.5 g q'pdf: content Q -80.30193 105.01207 m q'pdf: content Q -97.90599 105.01207 l qPpdf: content Q -100.11769 105.01207 -101.8911 103.23866 -101.8911 101.02696 c q&pdf: content Q -101.8911 92.93814 l qMpdf: content Q -101.8911 90.72644 -100.11769 88.95303 -97.90599 88.95303 c q&pdf: content Q -80.30193 88.95303 l qLpdf: content Q -78.09021 88.95303 -76.31682 90.72644 -76.31682 92.93814 c q'pdf: content Q -76.31682 101.02696 l qOpdf: content Q -76.31682 103.23866 -78.09021 105.01207 -80.30193 105.01207 c qpdf: content Q h q&pdf: content Q -101.8911 88.95303 m qpdf: content Q f qpdf: content Q Q qpdf: content Q q q7pdf: content Q 1.0 0.0 0.0 1.0 -98.57053 93.44109 cm q#pdf: content Q q -1 0 0 -1 0 0 cm q$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 ϛ.D kjX B? -aB@Ǯ-B|b 0y  @ 0T{OǮ-B|B? 1퓵aT{ObSò=Sµa׋+b׊abB?Ǯ-eab=a(a+b): #: 2d 2e @ < 29;a=xǮ-:b=x4y 2%e <  (aT{Ob)+(aŸb) $%xǮ-yn 0y 3 @ -2 1 # A ;i2 ] % 4üǮ( & 2T{Ǯ8- 3 +jǮ)/卍7 ׎ x^2S8yI ؎Xx^2S84C َC2x^2S8y捍 ڎ 2x^2S82yI ێNpdf: content Q 3 Tr qǮXpdf: content Q 0 Tr qpdf: content qpdf: content Q q qpdf: content Q 0 G qpdf: content Q 0 g qpdf: content Q 0.3985 w qpdf: content Q q qpdf: content Q q qpdf: content Q q q6pdf: content Q 1.0 0.0 0.0 1.0 -9.45004 -9.10004 cm q#pdf: content Q q -1 0 0 -1 0 0 cm q$pdf: content -1 0 0 -1 0 0 cm 3 Tr qǮXpdf: content Q 0 Tr qpdf: content Q 0 G qpdf: content Q 0 g qx:gsave x:scale .7 .7N/usr/local/texlive/2009/../texmf-local/tex/latex/local/images/correct_mark.pdf x:grestorepdf: content Q n Qpdf: content Q Q qpdf: content Q Q qpdf: content Q Q qpdf: content Q n qpdf: content Q Q qpdf: content n QXx^2S84y񎍍n΍kjpdf: content Q 3 Tr qǮXpdf: content Q 0 Tr qpdf: content qpdf: content Q q qpdf: content Q 0 G qpdf: content Q 0 g qpdf: content Q 0.3985 w qpdf: content Q q qpdf: content Q q qpdf: content Q 0.5 G qpdf: content Q 0.9 g qpdf: content Q 1.19553 w qpdf: content Q q qpdf: content Q 0.5 G qpdf: content Q 0.9 g qpdf: content Q 1.19553 w q&pdf: content Q 107.47026 44.81651 m q'pdf: content Q -107.47026 44.81651 l qNpdf: content Q -109.68196 44.81651 -111.45537 43.04312 -111.45537 40.8314 c q'pdf: content Q -111.45537 -40.8314 l qRpdf: content Q -111.45537 -43.04312 -109.68196 -44.81651 -107.47026 -44.81651 c q'pdf: content Q 107.47026 -44.81651 l qNpdf: content Q 109.68196 -44.81651 111.45537 -43.04312 111.45537 -40.8314 c q%pdf: content Q 111.45537 40.8314 l qLpdf: content Q 111.45537 43.04312 109.68196 44.81651 107.47026 44.81651 c qpdf: content Q h q(pdf: content Q -111.45537 -44.81651 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$pdf: content -1 0 0 -1 0 0 cm 3 Tr qǮXpdf: content Q 0 Tr qpdf: content Q 0 G qpdf: content Q 0 g q(x)T{O(x84y[ٲ)=x+x4y+x(x4y[ٲ)=x^29T4xy4y3׸&(1)(x)۸ڲ(x4y[ٲ)=x(x۲+x4y[ٲ)=4xyp(2)(1)8+(2)30 @ %T{x^2S4ypdf: content Q n Qpdf: content Q Q qpdf: content Q Q qpdf: content Q q qpdf: content Q 0.5 g qpdf: content Q q qpdf: content Q 0.5 g q&pdf: content Q -80.30193 53.44379 m q&pdf: content Q -97.90599 53.44379 l qLpdf: content Q -100.11769 53.44379 -101.8911 51.6704 -101.8911 49.45868 c q&pdf: content Q -101.8911 41.36987 l qMpdf: content Q -101.8911 39.15816 -100.11769 37.38477 -97.90599 37.38477 c q&pdf: content Q -80.30193 37.38477 l qLpdf: content Q -78.09021 37.38477 -76.31682 39.15816 -76.31682 41.36987 c q&pdf: content Q -76.31682 49.45868 l qKpdf: content Q -76.31682 51.6704 -78.09021 53.44379 -80.30193 53.44379 c qpdf: content Q h q&pdf: content Q -101.8911 37.38477 m qpdf: content Q f qpdf: content Q Q qpdf: content Q q q6pdf: content Q 1.0 0.0 0.0 1.0 -98.57053 41.8728 cm q#pdf: content Q q -1 0 0 -1 0 0 cm q$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*>SLD k9X@  ,Ő +Ő -(x1|s;ry1)˼Ǯ-(x2;y2) 0y  @ 0(x1|s;sy1)3'(x2|s;,y2)z=x1|sx2+Wmx1y2+Wny1x2+y1y2 #D 2 2 @ < ' 2T{ <  (2x;#y[ٲ)8(y;#3x)30 $%T{   B1 @ % Ǯ( & 2T{Ǯ8- 3 +jǮ)  @ -A;[B# 0y  @ 0A=a Ų+3bǮ->BG=2a4b+c' 2%Q: <  Q;2(A2]+Bq)(A+B)Q: $%aǮ-Q;bǮ-c 0yQ: j @ - 1 #' A ;i ] % r%Ǯ( & 2T{Ǯ8- 3 +jǮ) cmmi10 0ercmmi7O \cmmi5K`y cmr10ٓRcmr7Zcmr5