; XeTeX output 2010.07.16:12411pdf: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] RXeK`y cmr10( b> cmmi10a^ٓRcmr72|sb^ 0ercmmi7x)^3S !", cmsy108a^y·b^3C=a^5b^91  NanumMyeongjoNanumMyeongjoRegular 2%T{ <  x+yT 2  1 4 S[/usr/local/texlive/2009/texmf-dist/fonts/opentype/public/lm/lmroman10-regular.otf]Ǯ( & 2T{Ǯk- @ 3Ǯ)#}򍍍* ׎ 2+ ؎:3Y m َh n45 ڎ5؟pdf: content Q 3 Tr qǮXpdf: content Q 0 Tr qpdf: content qpdf: content Q q qpdf: content Q 0 G qpdf: content Q 0 g qpdf: content Q 0.3985 w qpdf: content Q q qpdf: content Q q qpdf: content Q q q6pdf: content Q 1.0 0.0 0.0 1.0 -9.45004 -9.10004 cm q#pdf: content Q q -1 0 0 -1 0 0 cm q$pdf: content -1 0 0 -1 0 0 cm 3 Tr qǮXpdf: content Q 0 Tr qpdf: content Q 0 G qpdf: content Q 0 g qx:gsave x:scale .7 .7N/usr/local/texlive/2009/../texmf-local/tex/latex/local/images/correct_mark.pdf x:grestorepdf: content Q n Qpdf: content Q Q qpdf: content Q Q qpdf: content Q Q qpdf: content Q n qpdf: content Q Q qpdf: content n Q5ز5_A ێ_B6dȍ⍍k럴pdf: content Q 3 Tr qǮXpdf: content Q 0 Tr qpdf: content qpdf: content Q q qpdf: content Q 0 G qpdf: content Q 0 g qpdf: content Q 0.3985 w qpdf: content Q q qpdf: content Q q qpdf: content Q 0.5 G qpdf: content Q 0.9 g qpdf: content Q 1.19553 w qpdf: content Q q qpdf: content Q 0.5 G qpdf: content Q 0.9 g qpdf: content Q 1.19553 w q&pdf: content Q 107.47026 74.43062 m q'pdf: content Q -107.47026 74.43062 l qOpdf: content Q -109.68196 74.43062 -111.45537 72.65721 -111.45537 70.44551 c q(pdf: content Q -111.45537 -70.44551 l qRpdf: content Q -111.45537 -72.65721 -109.68196 -74.43062 -107.47026 -74.43062 c q'pdf: content Q 107.47026 -74.43062 l qOpdf: content Q 109.68196 -74.43062 111.45537 -72.65721 111.45537 -70.44551 c q&pdf: content Q 111.45537 70.44551 l qLpdf: content Q 111.45537 72.65721 109.68196 74.43062 107.47026 74.43062 c qpdf: content Q h q(pdf: content Q -111.45537 -74.43062 m qpdf: content Q B qpdf: content Q Q qpdf: content Q q q8pdf: content Q 1.0 0.0 0.0 1.0 -103.48515 -2.49069 cm q#pdf: content Q q -1 0 0 -1 0 0 cm q$pdf: content -1 0 0 -1 0 0 cm 3 Tr qǮXpdf: content Q 0 Tr qpdf: content Q 0 G qpdf: content Q 0 g qf(a^2|sb^x)^3S8a^y·b^3=a^6|sb^3x >7<$ [}1lwfeԟ (֍ary·br3⍲=a^6 O!cmsy7y b^3x3=a^5|sb^968y"=5 p% msam10)y=13x83=9 p)x=4)x8+y"=5pdf: content Q n Qpdf: content Q Q qpdf: content Q Q qpdf: content Q q qpdf: content Q 0.5 g qpdf: content Q q qpdf: content Q 0.5 g q&pdf: content Q -80.30193 83.05789 m q&pdf: content Q -97.90599 83.05789 l qMpdf: content Q -100.11769 83.05789 -101.8911 81.28448 -101.8911 79.07278 c q&pdf: content Q -101.8911 70.98396 l qMpdf: content Q -101.8911 68.77225 -100.11769 66.99886 -97.90599 66.99886 c q&pdf: content Q -80.30193 66.99886 l qLpdf: content Q -78.09021 66.99886 -76.31682 68.77225 -76.31682 70.98396 c q&pdf: content Q -76.31682 79.07278 l qLpdf: content Q -76.31682 81.28448 -78.09021 83.05789 -80.30193 83.05789 c qpdf: content Q h q&pdf: content Q -101.8911 66.99886 m qpdf: content Q f qpdf: content Q Q qpdf: content Q q q7pdf: content Q 1.0 0.0 0.0 1.0 -98.57053 71.48691 cm q#pdf: content Q q -1 0 0 -1 0 0 cm q$pdf: content -1 0 0 -1 0 0 cm 3 Tr qǮXpdf: content Q 0 Tr qpdf: content Q 1 G qpdf: content Q 1 g q @ +͎pdf: content Q n Qpdf: content Q Q qpdf: content Q Q qpdf: content Q Q qpdf: content Q n qpdf: content Q Q qpdf: content n Q. kXe  1T{ - 3 0y +œ A $ 4i    $!œfe , 1 4üǮ( & 2T{Ǯk- @ 3Ǯ)<#i ׎ v"=<$Ks8aKwfe2 (֍ Jto$ ؎~%t=<$Ks8aKwfe2 (֍~v捍 َ<$+1͟wfe4 (֍vղ=<$ EtKwfe2 (֍s8ao$ 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$pdf: content -1 0 0 -1 0 0 cm 3 Tr qǮXpdf: content Q 0 Tr qpdf: content Q 0 G qpdf: content Q 0 g qx:gsave x:scale .7 .7N/usr/local/texlive/2009/../texmf-local/tex/latex/local/images/correct_mark.pdf x:grestorepdf: content Q n Qpdf: content Q Q qpdf: content Q Q qpdf: content Q Q qpdf: content Q n qpdf: content Q Q qpdf: content n Q~%a=v[t8s.{ ێ s=v[t8+a)<kK^pdf: content Q 3 Tr qǮXpdf: content Q 0 Tr qpdf: content qpdf: content Q q qpdf: content Q 0 G qpdf: content Q 0 g qpdf: content Q 0.3985 w qpdf: content Q q qpdf: content Q q qpdf: content Q 0.5 G qpdf: content Q 0.9 g qpdf: content Q 1.19553 w qpdf: content Q q qpdf: content Q 0.5 G qpdf: content Q 0.9 g qpdf: content Q 1.19553 w q&pdf: content Q 107.47026 20.03075 m q'pdf: content Q -107.47026 20.03075 l qOpdf: content Q -109.68196 20.03075 -111.45537 18.25734 -111.45537 16.04564 c q(pdf: content Q -111.45537 -16.04564 l qRpdf: content Q -111.45537 -18.25734 -109.68196 -20.03075 -107.47026 -20.03075 c q'pdf: content Q 107.47026 -20.03075 l qOpdf: content Q 109.68196 -20.03075 111.45537 -18.25734 111.45537 -16.04564 c q&pdf: content Q 111.45537 16.04564 l qLpdf: content Q 111.45537 18.25734 109.68196 20.03075 107.47026 20.03075 c qpdf: content Q h q(pdf: content Q -111.45537 -20.03075 m qpdf: content Q B qpdf: content Q Q qpdf: content Q q q8pdf: content Q 1.0 0.0 0.0 1.0 -103.48515 -2.49069 cm q#pdf: content Q q -1 0 0 -1 0 0 cm q$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 ׎ Ǯ-T{ ؎ Ǯ-T{ َǮ-T{ ێ =T{a=s8v[t 2 < pdf: content Q n Qpdf: content Q Q qpdf: content Q Q qpdf: content Q q qpdf: content Q 0.5 g qpdf: content Q q qpdf: content Q 0.5 g q&pdf: content Q -80.30193 28.65802 m q&pdf: content Q -97.90599 28.65802 l qMpdf: content Q -100.11769 28.65802 -101.8911 26.88461 -101.8911 24.67291 c q&pdf: content Q -101.8911 16.58409 l qMpdf: content Q -101.8911 14.37239 -100.11769 12.59898 -97.90599 12.59898 c q&pdf: content Q -80.30193 12.59898 l qLpdf: content Q -78.09021 12.59898 -76.31682 14.37239 -76.31682 16.58409 c q&pdf: content Q -76.31682 24.67291 l qLpdf: content Q -76.31682 26.88461 -78.09021 28.65802 -80.30193 28.65802 c qpdf: content Q h q&pdf: content Q -101.8911 12.59898 m qpdf: content Q f qpdf: content Q Q qpdf: content Q q q7pdf: content Q 1.0 0.0 0.0 1.0 -98.57053 17.08704 cm q#pdf: content Q q -1 0 0 -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󍍍+ ! 1n6 ! $e 0y +Ř 2! +U ' @m<{"8R*.m= 2 S 2T = +U'  @K\S;ǮZ;\)_;\aJ 2 ' 2 21 @ 1 “ < 2l 2 +U' -)R 1h 2 1R @ 0 A ;i e' , 21 =  +  - 1 ' "% < "%n񍍍x:gsavex:scale 0.333 0.333L/DBR_NFS/DBR_Repository/logoDirectory/auxiliary/1/145/8/9449576479399523.png x:grestore}C񍍒Ǯ( & 2T{Ǯk- @ 3Ǯ)UuЇ^ |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$pdf: content -1 0 0 -1 0 0 cm 3 Tr qǮXpdf: content Q 0 Tr qpdf: content Q 0 G qpdf: content Q 0 g qx:gsave x:scale .7 .7N/usr/local/texlive/2009/../texmf-local/tex/latex/local/images/correct_mark.pdf x:grestorepdf: content Q n Qpdf: content Q Q qpdf: content Q Q qpdf: content Q Q qpdf: content Q n qpdf: content Q Q qpdf: content n Q/|o(a8+b)^2C=a^2S+2ab+b^2捍 |n ؎/|o(a8b)^2C=a^2S2ab+b^2 |n َ/|o(a8+b)(ab)=a^2S8b^2 |n ڎ/|o(x8+a)(x+b)=x^2S+8(a+b)x+ab |n ێ/|o(ax8+b)(cx+d)=acx^2S+8(ad+bc)x+bd51aoc΍pdf: content Q 3 Tr qǮXpdf: content Q 0 Tr qpdf: content qpdf: content Q q qpdf: content Q 0 G qpdf: content Q 0 g qpdf: content Q 0.3985 w qpdf: content Q q qpdf: content Q q qpdf: content Q 0.5 G qpdf: content Q 0.9 g qpdf: content Q 1.19553 w qpdf: content Q q qpdf: content Q 0.5 G qpdf: content Q 0.9 g qpdf: content Q 1.19553 w q&pdf: content Q 107.47026 45.20569 m q'pdf: content Q -107.47026 45.20569 l qOpdf: content Q -109.68196 45.20569 -111.45537 43.43228 -111.45537 41.22058 c q(pdf: content Q -111.45537 -41.22058 l qRpdf: content Q -111.45537 -43.43228 -109.68196 -45.20569 -107.47026 -45.20569 c q'pdf: content Q 107.47026 -45.20569 l qOpdf: content Q 109.68196 -45.20569 111.45537 -43.43228 111.45537 -41.22058 c q&pdf: content Q 111.45537 41.22058 l qLpdf: content Q 111.45537 43.43228 109.68196 45.20569 107.47026 45.20569 c qpdf: content Q h q(pdf: content Q -111.45537 -45.20569 m qpdf: content Q B qpdf: content Q Q qpdf: content Q q q8pdf: content Q 1.0 0.0 0.0 1.0 -103.48515 -2.49069 cm q#pdf: content Q q -1 0 0 -1 0 0 cm q$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 2 +U  @T{{"8R*. 2  2 =(a8+b)^2 2 < \S+ǮZ+\)_+\a = 2S +UT  @{"8R*. 2 S 2 0 “ < \S=a^2|s;#ǮZ=ab;\)_=ab;\a=b^2 2 <   "% +őT{(a8+b)^2C=a^2S+2ab+b^2 2 < pdf: content Q n Qpdf: content Q Q qpdf: content Q Q qpdf: content Q q qpdf: content Q 0.5 g qpdf: content Q q qpdf: content Q 0.5 g q&pdf: content Q -80.30193 53.83296 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 Qcolor push gray 0Ήן32j4ffS[/usr/local/texlive/2009/texmf-dist/fonts/opentype/public/lm/lmroman12-regular.otf]VR color pop,1pdf:pagesize width 597.50787pt height 845.04684pt*>color push gray 0fdfi׎ color pop*>S 9X󍍍S  1  $e 0y +Ř +r 9 @ () (- 2e ` 2_ $%µx;jy8 0y  @ -_ 1 #e & $ 5T{ A ;i a , 1 Wx:gsavex:scale 0.1 0.1L/DBR_NFS/DBR_Repository/logoDirectory/auxiliary/2/18/59/9837481018113102.png x:grestoree4üǮ( & 2T{Ǯk- @ 3Ǯ)UuЇ^ ׎ (2x8+2y[ٲ)(3x+y)=6x^2S+88xy+2y^2捍 ؎ (2x82y[ٲ)(3x+y)=6x^2S84xy2y^2 َpdf: content Q 3 Tr qǮXpdf: content Q 0 Tr qpdf: content qpdf: content Q q qpdf: content Q 0 G qpdf: content Q 0 g qpdf: content Q 0.3985 w qpdf: content Q q qpdf: content Q q qpdf: content Q q q6pdf: content Q 1.0 0.0 0.0 1.0 -9.45004 -9.10004 cm q#pdf: content Q q -1 0 0 -1 0 0 cm q$pdf: content -1 0 0 -1 0 0 cm 3 Tr qǮXpdf: content Q 0 Tr qpdf: content Q 0 G qpdf: content Q 0 g qx:gsave x:scale .7 .7N/usr/local/texlive/2009/../texmf-local/tex/latex/local/images/correct_mark.pdf x:grestorepdf: content Q n Qpdf: content Q Q qpdf: content Q Q qpdf: content Q Q qpdf: content Q n qpdf: content Q Q qpdf: content n Q (2x8+2y[ٲ)(3xy)=6x^2S+84xy2y^2 ڎ (3x8+2y[ٲ)(2xy)=6x^2S+8xy2y^2 ێ (3x82y[ٲ)(2x+y)=6x^2S8xy2y^2Ãoc΍kpdf: content Q 3 Tr qǮXpdf: content Q 0 Tr qpdf: content qpdf: content Q q qpdf: content Q 0 G qpdf: content Q 0 g qpdf: content Q 0.3985 w qpdf: content Q q qpdf: content Q q qpdf: content Q 0.5 G qpdf: content Q 0.9 g qpdf: content Q 1.19553 w qpdf: content Q q qpdf: content Q 0.5 G qpdf: content Q 0.9 g qpdf: content Q 1.19553 w q&pdf: content Q 107.47026 45.20569 m q'pdf: content Q -107.47026 45.20569 l qOpdf: content Q -109.68196 45.20569 -111.45537 43.43228 -111.45537 41.22058 c q(pdf: content Q -111.45537 -41.22058 l qRpdf: content Q -111.45537 -43.43228 -109.68196 -45.20569 -107.47026 -45.20569 c q'pdf: content Q 107.47026 -45.20569 l qOpdf: content Q 109.68196 -45.20569 111.45537 -43.43228 111.45537 -41.22058 c q&pdf: content Q 111.45537 41.22058 l qLpdf: content Q 111.45537 43.43228 109.68196 45.20569 107.47026 45.20569 c qpdf: content Q h q(pdf: content Q -111.45537 -45.20569 m qpdf: content Q B qpdf: content Q Q qpdf: content Q q q8pdf: content Q 1.0 0.0 0.0 1.0 -103.48515 -2.49069 cm q#pdf: content Q q -1 0 0 -1 0 0 cm q$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 +r 9 @T{ () (- 2  # 2  2 =(2x8+2y[ٲ)Ǯ- + # 2T{  2 =(3x8y[ٲ)T{ 2 <   "% +ŖT{ +r 9 @ () (- 2  2 =(2x8+2y[ٲ)(3xy)=6x^2S+84xy2y^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 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$pdf: content -1 0 0 -1 0 0 cm 3 Tr qǮXpdf: content Q 0 Tr qpdf: content Q 1 G qpdf: content Q 1 g q @ +͎pdf: content Q n Qpdf: content Q Q qpdf: content Q Q qpdf: content Q Q qpdf: content Q n qpdf: content Q Q qpdf: content n Q. 8Xe5^5 1ٲ25 '1 U @T 0 0d 1  1퓲5 2  T 2Ř  1 # A ;i ae , 1 %Ǯ( & 2T{Ǯj- @ +jǮ)/卍7 ׎ 5^5S+825I ؎X5^5S825C َCpdf: content Q 3 Tr qǮXpdf: content Q 0 Tr qpdf: content qpdf: content Q q qpdf: content Q 0 G qpdf: content Q 0 g qpdf: content Q 0.3985 w qpdf: content Q q qpdf: content Q q qpdf: content Q q q6pdf: content Q 1.0 0.0 0.0 1.0 -9.45004 -9.10004 cm q#pdf: content Q q -1 0 0 -1 0 0 cm q$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 QC5^7捍 ڎ (5^5|s)^2I ێX(5^5|s)^25};,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 19.41412 m q'pdf: content Q -107.47026 19.41412 l qOpdf: content Q -109.68196 19.41412 -111.45537 17.64072 -111.45537 15.42902 c q(pdf: content Q -111.45537 -15.42902 l qRpdf: content Q -111.45537 -17.64072 -109.68196 -19.41412 -107.47026 -19.41412 c q'pdf: content Q 107.47026 -19.41412 l qOpdf: content Q 109.68196 -19.41412 111.45537 -17.64072 111.45537 -15.42902 c q&pdf: content Q 111.45537 15.42902 l qLpdf: content Q 111.45537 17.64072 109.68196 19.41412 107.47026 19.41412 c qpdf: content Q h q(pdf: content Q -111.45537 -19.41412 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$pdf: content -1 0 0 -1 0 0 cm 3 Tr qǮXpdf: content Q 0 Tr qpdf: content Q 0 G qpdf: content Q 0 g q'B5^5S825=5^585^2C=5^7pdf: content Q n Qpdf: content Q Q qpdf: content Q Q qpdf: content Q q qpdf: content Q 0.5 g qpdf: content Q q qpdf: content Q 0.5 g q%pdf: content Q -80.30193 28.0414 m q%pdf: content Q -97.90599 28.0414 l qLpdf: content Q -100.11769 28.0414 -101.8911 26.26799 -101.8911 24.05629 c q&pdf: content Q -101.8911 15.96747 l qMpdf: content Q -101.8911 13.75577 -100.11769 11.98236 -97.90599 11.98236 c q&pdf: content Q -80.30193 11.98236 l qLpdf: content Q -78.09021 11.98236 -76.31682 13.75577 -76.31682 15.96747 c q&pdf: content Q -76.31682 24.05629 l qJpdf: content Q -76.31682 26.26799 -78.09021 28.0414 -80.30193 28.0414 c qpdf: content Q h q&pdf: content Q -101.8911 11.98236 m qpdf: content Q f qpdf: content Q Q qpdf: content Q q q7pdf: content Q 1.0 0.0 0.0 1.0 -98.57053 16.47041 cm q#pdf: content Q q -1 0 0 -1 0 0 cm q$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 eX'x8x^4Sy[ٟ^5,y $%T{   B1 @ % WǮ( & 2Ǯj- @ +jǮ)/卍7 |n ׎/|ox^4|sy[ٟ^6ku ؎zvx^5|sy[ٟ^5| َ}pdf: content Q 3 Tr qǮXpdf: content Q 0 Tr qpdf: content qpdf: content Q q qpdf: content Q 0 G qpdf: content Q 0 g qpdf: content Q 0.3985 w qpdf: content Q q qpdf: content Q q qpdf: content Q q q6pdf: content Q 1.0 0.0 0.0 1.0 -9.45004 -9.10004 cm q#pdf: content Q q -1 0 0 -1 0 0 cm q$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}x^5|sy[ٟ^6捍 |n ڎ/|ox^4|sy[ٟ^5ku ێzvx^3|sy[ٟ^4l<čIpdf: content Q 3 Tr qǮXpdf: content Q 0 Tr qpdf: content qpdf: content Q q qpdf: content Q 0 G qpdf: content Q 0 g qpdf: content Q 0.3985 w qpdf: content Q q qpdf: content Q q qpdf: content Q 0.5 G qpdf: content Q 0.9 g qpdf: content Q 1.19553 w qpdf: content Q q qpdf: content Q 0.5 G qpdf: content Q 0.9 g qpdf: content Q 1.19553 w q&pdf: content Q 107.47026 20.03795 m q'pdf: content Q -107.47026 20.03795 l qOpdf: content Q -109.68196 20.03795 -111.45537 18.26454 -111.45537 16.05284 c q(pdf: content Q -111.45537 -16.05284 l qRpdf: content Q -111.45537 -18.26454 -109.68196 -20.03795 -107.47026 -20.03795 c q'pdf: content Q 107.47026 -20.03795 l qOpdf: content Q 109.68196 -20.03795 111.45537 -18.26454 111.45537 -16.05284 c q&pdf: content Q 111.45537 16.05284 l qLpdf: content Q 111.45537 18.26454 109.68196 20.03795 107.47026 20.03795 c qpdf: content Q h q(pdf: content Q -111.45537 -20.03795 m qpdf: content Q B qpdf: content Q Q qpdf: content Q q q8pdf: content Q 1.0 0.0 0.0 1.0 -103.48515 -2.49069 cm q#pdf: content Q q -1 0 0 -1 0 0 cm q$pdf: content -1 0 0 -1 0 0 cm 3 Tr qǮXpdf: content Q 0 Tr qpdf: content Q 0 G qpdf: content Q 0 g qx^1S+8x^4y[ٟ^5,+y[ٟ^1, 2 &i #T{x^5|sy[ٟ^6 2 < pdf: content Q n Qpdf: content Q Q qpdf: content Q Q qpdf: content Q q qpdf: content Q 0.5 g qpdf: content Q q qpdf: content Q 0.5 g q&pdf: content Q -80.30193 28.66522 m q&pdf: content Q -97.90599 28.66522 l qMpdf: content Q -100.11769 28.66522 -101.8911 26.89182 -101.8911 24.68011 c q%pdf: content Q -101.8911 16.5913 l qLpdf: content Q -101.8911 14.3796 -100.11769 12.60619 -97.90599 12.60619 c q&pdf: content Q -80.30193 12.60619 l qJpdf: content Q -78.09021 12.60619 -76.31682 14.3796 -76.31682 16.5913 c q&pdf: content Q -76.31682 24.68011 l qLpdf: content Q -76.31682 26.89182 -78.09021 28.66522 -80.30193 28.66522 c qpdf: content Q h q&pdf: content Q -101.8911 12.60619 m qpdf: content Q f qpdf: content Q Q qpdf: content Q q q7pdf: content Q 1.0 0.0 0.0 1.0 -98.57053 17.09424 cm q#pdf: content Q q -1 0 0 -1 0 0 cm q$pdf: content -1 0 0 -1 0 0 cm 3 Tr qǮXpdf: content Q 0 Tr qpdf: content Q 1 G qpdf: content Q 1 g q @ +͎pdf: content Q n Qpdf: content Q Q qpdf: content Q Q qpdf: content Q Q qpdf: content Q n qpdf: content Q Q qpdf: content n Q񍍍VL dX'x(yE+3x) y[ٲ(2x+1)2(x^2f{xyE4)] $%   B1' @ 0 1T{ <  x^2 2 m , 0铵xyT 2 m , 2 @ 1 Ǯ( & 2T{Ǯj- @ +jǮ)#}򍍍* |n ׎/|o1M ؎\ٸ1zB َCpdf: content Q 3 Tr qǮXpdf: content Q 0 Tr qpdf: content qpdf: content Q q qpdf: content Q 0 G qpdf: content Q 0 g qpdf: content Q 0.3985 w qpdf: content Q q qpdf: content Q q qpdf: content Q q q6pdf: content Q 1.0 0.0 0.0 1.0 -9.45004 -9.10004 cm q#pdf: content Q q -1 0 0 -1 0 0 cm q$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 QC2 ڎ2" ێ"4uMs 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 47.36426 m q'pdf: content Q -107.47026 47.36426 l qOpdf: content Q -109.68196 47.36426 -111.45537 45.59087 -111.45537 43.37915 c q(pdf: content Q -111.45537 -43.37915 l qRpdf: content Q -111.45537 -45.59087 -109.68196 -47.36426 -107.47026 -47.36426 c q'pdf: content Q 107.47026 -47.36426 l qOpdf: content Q 109.68196 -47.36426 111.45537 -45.59087 111.45537 -43.37915 c q&pdf: content Q 111.45537 43.37915 l qLpdf: content Q 111.45537 45.59087 109.68196 47.36426 107.47026 47.36426 c qpdf: content Q h q(pdf: content Q -111.45537 -47.36426 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$pdf: content -1 0 0 -1 0 0 cm 3 Tr qǮXpdf: content Q 0 Tr qpdf: content Q 0 G qpdf: content Q 0 g q,3U 3 -VG=xy+83x^2S2xyy2x^2S+2xy+8G=x^2S+8xyy+8# x^2 2T{ m ,Ǯ,1Ǯ-xyT 2 m ,Ǯ,1)18+1=2pdf: content Q n Qpdf: content Q Q qpdf: content Q Q qpdf: content Q q qpdf: content Q 0.5 g qpdf: content Q q qpdf: content Q 0.5 g q&pdf: content Q -80.30193 55.99155 m q&pdf: content Q -97.90599 55.99155 l qMpdf: content Q -100.11769 55.99155 -101.8911 54.21814 -101.8911 52.00644 c q&pdf: content Q -101.8911 43.91762 l qLpdf: content Q -101.8911 41.7059 -100.11769 39.93251 -97.90599 39.93251 c q&pdf: content Q -80.30193 39.93251 l qKpdf: content Q -78.09021 39.93251 -76.31682 41.7059 -76.31682 43.91762 c q&pdf: content Q -76.31682 52.00644 l qLpdf: content Q -76.31682 54.21814 -78.09021 55.99155 -80.30193 55.99155 c qpdf: content Q h q&pdf: content Q -101.8911 39.93251 m qpdf: content Q f qpdf: content Q Q qpdf: content Q q q7pdf: content Q 1.0 0.0 0.0 1.0 -98.57053 44.42055 cm q#pdf: content Q q -1 0 0 -1 0 0 cm q$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 QgM.L 3Xo'a=<$.2.wfe (֍5 QbǮ-jb=<$33133wfe (֍3, 2%i <  12a^2îG;3a(a5b)+G:(4a)^29 2$ '  1 %Ǯ( & 2T{Ǯj- @ +jǮ)#}򍍍* |n ׎/|o0M ؎\ٸ2zB َC1 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$pdf: content -1 0 0 -1 0 0 cm 3 Tr qǮXpdf: content Q 0 Tr qpdf: content Q 0 G qpdf: content Q 0 g qx:gsave x:scale .7 .7N/usr/local/texlive/2009/../texmf-local/tex/latex/local/images/correct_mark.pdf x:grestorepdf: content Q n Qpdf: content Q Q qpdf: content Q Q qpdf: content Q Q qpdf: content Q n qpdf: content Q Q qpdf: content n Q2" ێ<$UJ25UJwfe  (֍18color push gray 0Ήן32jVk color pop<1pdf:pagesize width 597.50787pt height 845.04684pt*>color push gray 0fdfi׎ color pop*>k*bpdf: 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 57.02135 m q'pdf: content Q -107.47026 57.02135 l qOpdf: content Q -109.68196 57.02135 -111.45537 55.24796 -111.45537 53.03624 c q(pdf: content Q -111.45537 -53.03624 l qRpdf: content Q -111.45537 -55.24796 -109.68196 -57.02135 -107.47026 -57.02135 c q'pdf: content Q 107.47026 -57.02135 l qOpdf: content Q 109.68196 -57.02135 111.45537 -55.24796 111.45537 -53.03624 c q&pdf: content Q 111.45537 53.03624 l qLpdf: content Q 111.45537 55.24796 109.68196 57.02135 107.47026 57.02135 c qpdf: content Q h q(pdf: content Q -111.45537 -57.02135 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 qgԍ12a^2S83a(a5b)+(4a)^2=12a^2S83a^2+15ab+16a^2=25a^2S+815abE=258<$4lwfe  (֍25(+15ru$p  yhcmex10π㌸<$4233wfe  (֍15 fhruπe=482=2pdf: content Q n Qpdf: content Q Q qpdf: content Q Q qpdf: content Q q qpdf: content Q 0.5 g qpdf: content Q q qpdf: content Q 0.5 g q&pdf: content Q -80.30193 65.64862 m q&pdf: content Q -97.90599 65.64862 l qMpdf: content Q -100.11769 65.64862 -101.8911 63.87523 -101.8911 61.66351 c q&pdf: content Q -101.8911 53.57469 l qMpdf: content Q -101.8911 51.36299 -100.11769 49.58958 -97.90599 49.58958 c q&pdf: content Q -80.30193 49.58958 l qLpdf: content Q -78.09021 49.58958 -76.31682 51.36299 -76.31682 53.57469 c q&pdf: content Q -76.31682 61.66351 l qLpdf: content Q -76.31682 63.87523 -78.09021 65.64862 -80.30193 65.64862 c qpdf: content Q h q&pdf: content Q -101.8911 49.58958 m qpdf: content Q f qpdf: content Q Q qpdf: content Q q q7pdf: content Q 1.0 0.0 0.0 1.0 -98.57053 54.07764 cm q#pdf: content Q q -1 0 0 -1 0 0 cm q$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 Q5. NXe(2x+1)^2_ 1 & $ 5 2 œ @ , 1 _żǮ( & 2T{Ǯj- @ +jǮ)Ǯ( & 2T{Ǯj- 3 @Ǯ)_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+U %Hcolor push gray 0ff color pop*>疍ěpdf: content Q 3 Tr qǮXpdf: content Q 0 Tr qpdf: content qpdf: content Q q qpdf: content Q 0 G qpdf: content Q 0 g qpdf: content Q 0.3985 w qpdf: content Q q qpdf: content Q q qpdf: content Q 0.5 G qpdf: content Q 0.9 g qpdf: content Q 1.19553 w qpdf: content Q q qpdf: content Q 0.5 G qpdf: content Q 0.9 g qpdf: content Q 1.19553 w q&pdf: content Q 107.47026 53.43233 m q'pdf: content Q -107.47026 53.43233 l qOpdf: content Q -109.68196 53.43233 -111.45537 51.65894 -111.45537 49.44722 c q(pdf: content Q -111.45537 -49.44722 l qRpdf: content Q -111.45537 -51.65894 -109.68196 -53.43233 -107.47026 -53.43233 c q'pdf: content Q 107.47026 -53.43233 l qOpdf: content Q 109.68196 -53.43233 111.45537 -51.65894 111.45537 -49.44722 c q&pdf: content Q 111.45537 49.44722 l qLpdf: content Q 111.45537 51.65894 109.68196 53.43233 107.47026 53.43233 c qpdf: content Q h q(pdf: content Q -111.45537 -53.43233 m qpdf: content Q B qpdf: content Q Q qpdf: content Q q q8pdf: content Q 1.0 0.0 0.0 1.0 -103.48515 -2.49069 cm q#pdf: content Q q -1 0 0 -1 0 0 cm q$pdf: content -1 0 0 -1 0 0 cm 3 Tr qǮXpdf: content Q 0 Tr qpdf: content Q 0 G qpdf: content Q 0 g q $ a^2+2+2=a^6 % a^2S8a^3C=a^2+3c=a^5 & (a^2|s)^2S8a^2C=a^4a^2C=a^6 ' a^2S8a^3a=a^2+3+1=a^6 ( (a^2|s)^3C=a^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 62.0596 m q%pdf: content Q -97.90599 62.0596 l qKpdf: content Q -100.11769 62.0596 -101.8911 60.28621 -101.8911 58.0745 c q&pdf: content Q -101.8911 49.98567 l qMpdf: content Q -101.8911 47.77397 -100.11769 46.00056 -97.90599 46.00056 c q&pdf: content Q -80.30193 46.00056 l qLpdf: content Q -78.09021 46.00056 -76.31682 47.77397 -76.31682 49.98567 c q%pdf: content Q -76.31682 58.0745 l qJpdf: content Q -76.31682 60.28621 -78.09021 62.0596 -80.30193 62.0596 c qpdf: content Q h q&pdf: content Q -101.8911 46.00056 m qpdf: content Q f qpdf: content Q Q qpdf: content Q q q7pdf: content Q 1.0 0.0 0.0 1.0 -98.57053 50.48862 cm q#pdf: content Q q -1 0 0 -1 0 0 cm q$pdf: content -1 0 0 -1 0 0 cm 3 Tr qǮXpdf: content Q 0 Tr qpdf: content Q 1 G qpdf: content Q 1 g q @ +͎pdf: content Q n Qpdf: content Q Q qpdf: content Q Q qpdf: content Q Q qpdf: content Q n qpdf: content Q Q qpdf: content n QʕÍ.LD RRX'  1T{ 3 m +Y Y   0 4i / 1鎓fe , 1 Ǯ( & 2T{Ǯj- 3 @Ǯ)WyW |n ׎/|o(2xy[ٟ^2L)8(3x)^2S(6y[ٲ)^2C=<$33x^333wfe 3 (֍Dz2捍 |n ؎/|o14a^2S8(2b^2|s)^2(2ab^2|s)^2C=14a^4 |n َ/|oruπ<$7ZN27ZNwfe (֍3=a^2|sruπMџ2T$8(3b^2|s)^2S(4ab^2)^2C=<$Ka^2Kwfe ţ (֍bѲ4q |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/|o(10a)^2S8(ab^2|s)^2ruπ㌸<$33133wfe (֍3fgab^2|sruπ, 24=25a^2 |n ێ/|o(4x^2|sy[ٲ)8ruπ㌸<$33233wfe (֍3fgy^2Lruπ*(2xy^2L)^3C=48x^5|sy^5ՍЍ7~pdf: content Q 3 Tr qǮXpdf: content Q 0 Tr qpdf: content qpdf: content Q q qpdf: content Q 0 G qpdf: content Q 0 g qpdf: content Q 0.3985 w qpdf: content Q q qpdf: content Q q qpdf: content Q 0.5 G qpdf: content Q 0.9 g qpdf: content Q 1.19553 w qpdf: content Q q qpdf: content Q 0.5 G qpdf: content Q 0.9 g qpdf: content Q 1.19553 w q&pdf: content Q 107.47026 87.85492 m q'pdf: content Q -107.47026 87.85492 l qOpdf: content Q -109.68196 87.85492 -111.45537 86.08151 -111.45537 83.86981 c q(pdf: content Q -111.45537 -83.86981 l qRpdf: content Q -111.45537 -86.08151 -109.68196 -87.85492 -107.47026 -87.85492 c q'pdf: content Q 107.47026 -87.85492 l qOpdf: content Q 109.68196 -87.85492 111.45537 -86.08151 111.45537 -83.86981 c q&pdf: content Q 111.45537 83.86981 l qLpdf: content Q 111.45537 86.08151 109.68196 87.85492 107.47026 87.85492 c qpdf: content Q h q(pdf: content Q -111.45537 -87.85492 m qpdf: content Q B qpdf: content Q Q qpdf: content Q q q8pdf: content Q 1.0 0.0 0.0 1.0 -103.48515 -2.49069 cm q#pdf: content Q q -1 0 0 -1 0 0 cm q$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)^2ruπ㌸<$33133wfe (֍3fgab^2|sruπ, 2)=100a^2S8a^2|sb^4<$l1lwfe (֍9 Ga^2b^4C=900a^20 ێ (4x^2|sy[ٲ)8ruπ㌸<$333wfel (֍2yr2%ҟruπ*8x^3|sy^6d=48x^5y^5pdf: content Q n Qpdf: content Q Q qpdf: content Q Q qpdf: content Q q qpdf: content Q 0.5 g qpdf: content Q q qpdf: content Q 0.5 g q%pdf: content Q -80.30193 96.4822 m q%pdf: content Q -97.90599 96.4822 l qLpdf: content Q -100.11769 96.4822 -101.8911 94.70879 -101.8911 92.49709 c q&pdf: content Q -101.8911 84.40826 l qMpdf: content Q -101.8911 82.19656 -100.11769 80.42316 -97.90599 80.42316 c q&pdf: content Q -80.30193 80.42316 l qLpdf: content Q -78.09021 80.42316 -76.31682 82.19656 -76.31682 84.40826 c q&pdf: content Q -76.31682 92.49709 l qJpdf: content Q -76.31682 94.70879 -78.09021 96.4822 -80.30193 96.4822 c qpdf: content Q h q&pdf: content Q -101.8911 80.42316 m qpdf: content Q f qpdf: content Q Q qpdf: content Q q q7pdf: content Q 1.0 0.0 0.0 1.0 -98.57053 84.91121 cm q#pdf: content Q q -1 0 0 -1 0 0 cm q$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 Qcolor push gray 0Ήן32jVj color pop~1pdf:pagesize width 597.50787pt height 845.04684pt*>color push gray 0fdfi׎ color pop*>.D RkXi( 4i , '> 9 1[4 2 1R @ 0[42^7ϸ=]5^5צ 1 %0 29 $U , 2! 4i  @e 0 < "%g Ǯ( & 2T{Ǯj- 3 @Ǯ)3⍍1sޟpdf: content Q 3 Tr qǮXpdf: content Q 0 Tr qpdf: content qpdf: content Q q qpdf: content Q 0 G qpdf: content Q 0 g qpdf: content Q 0.3985 w qpdf: content Q q qpdf: content Q q qpdf: content Q q q6pdf: content Q 1.0 0.0 0.0 1.0 -18.9001 -4.90001 cm q#pdf: content Q q -1 0 0 -1 0 0 cm q$pdf: content -1 0 0 -1 0 0 cm 3 Tr qǮXpdf: content Q 0 Tr qpdf: content Q 0 G qpdf: content Q 0 g qx:gsave x:scale .7 .7U/usr/local/texlive/2009/../texmf-local/tex/latex/local/images/subject_user_answer.pdf x:grestorepdf: content Q n Qpdf: content Q Q qpdf: content Q Q qpdf: content Q Q qpdf: content Q n qpdf: content Q Q qpdf: content n QQޟepdf: content Q 3 Tr qǮXpdf: content Q 0 Tr qpdf: content qpdf: content Q q qpdf: content Q 0 G qpdf: content Q 0 g qpdf: content Q 0.3985 w qpdf: content Q q qpdf: content Q q qpdf: content Q q q6pdf: content Q 1.0 0.0 0.0 1.0 -18.9001 -5.25002 cm q#pdf: content Q q -1 0 0 -1 0 0 cm q$pdf: content -1 0 0 -1 0 0 cm 3 Tr qǮXpdf: content Q 0 Tr qpdf: content Q 0 G qpdf: content Q 0 g qx:gsave x:scale .7 .7X/usr/local/texlive/2009/../texmf-local/tex/latex/local/images/subject_correct_answer.pdf x:grestorepdf: content Q n Qpdf: content Q Q qpdf: content Q Q qpdf: content Q Q qpdf: content Q n qpdf: content Q Q qpdf: content n Q+U630 29 $UT{ ,wqm=G֍k{pdf: content Q 3 Tr qǮXpdf: content Q 0 Tr qpdf: content qpdf: content Q q qpdf: content Q 0 G qpdf: content Q 0 g qpdf: content Q 0.3985 w qpdf: content Q q qpdf: content Q q qpdf: content Q 0.5 G qpdf: content Q 0.9 g qpdf: content Q 1.19553 w qpdf: content Q q qpdf: content Q 0.5 G qpdf: content Q 0.9 g qpdf: content Q 1.19553 w q&pdf: content Q 107.47026 20.24434 m q'pdf: content Q -107.47026 20.24434 l qOpdf: content Q -109.68196 20.24434 -111.45537 18.47095 -111.45537 16.25923 c q(pdf: content Q -111.45537 -16.25923 l qRpdf: content Q -111.45537 -18.47095 -109.68196 -20.24434 -107.47026 -20.24434 c q'pdf: content Q 107.47026 -20.24434 l qOpdf: content Q 109.68196 -20.24434 111.45537 -18.47095 111.45537 -16.25923 c q&pdf: content Q 111.45537 16.25923 l qLpdf: content Q 111.45537 18.47095 109.68196 20.24434 107.47026 20.24434 c qpdf: content Q h q(pdf: content Q -111.45537 -20.24434 m qpdf: content Q B qpdf: content Q Q qpdf: content Q q q8pdf: content Q 1.0 0.0 0.0 1.0 -103.48515 -2.49069 cm q#pdf: content Q q -1 0 0 -1 0 0 cm q$pdf: content -1 0 0 -1 0 0 cm 3 Tr qǮXpdf: content Q 0 Tr qpdf: content Q 0 G qpdf: content Q 0 g qQ썲2^7S85^5C=2^52^25^5C=(25)^54=410^5pdf: content Q n Qpdf: content Q Q qpdf: content Q Q qpdf: content Q q qpdf: content Q 0.5 g qpdf: content Q q qpdf: content Q 0.5 g q&pdf: content Q -80.30193 28.87161 m q&pdf: content Q -97.90599 28.87161 l qLpdf: content Q -100.11769 28.87161 -101.8911 27.09822 -101.8911 24.8865 c q%pdf: content Q -101.8911 16.7977 l qMpdf: content Q -101.8911 14.58598 -100.11769 12.81259 -97.90599 12.81259 c q&pdf: content Q -80.30193 12.81259 l qKpdf: content Q -78.09021 12.81259 -76.31682 14.58598 -76.31682 16.7977 c q%pdf: content Q -76.31682 24.8865 l qLpdf: content Q -76.31682 27.09822 -78.09021 28.87161 -80.30193 28.87161 c qpdf: content Q h q&pdf: content Q -101.8911 12.81259 m qpdf: content Q f qpdf: content Q Q qpdf: content Q q q7pdf: content Q 1.0 0.0 0.0 1.0 -98.57053 17.30063 cm q#pdf: content Q q -1 0 0 -1 0 0 cm q$pdf: content -1 0 0 -1 0 0 cm 3 Tr qǮXpdf: content Q 0 Tr qpdf: content Q 1 G qpdf: content Q 1 g q @ +͎pdf: content Q n Qpdf: content Q Q qpdf: content Q Q qpdf: content Q Q qpdf: content Q n qpdf: content Q Q qpdf: content n Q.D RjX^  1Y 3  1 $u 3 @ <  m +j ,A;Bq;C(;DG;E 2  2e / ueœfe , 1 bqi5V]5pdf: content Q 3 Tr qǮXpdf: content Q 0 Tr qpdf: content qpdf: content Q q qpdf: content Q 0 G qpdf: content Q 0 g qpdf: content Q 0.3985 w qpdf: content Q q qpdf: content Q q qpdf: content Q 0 G qpdf: content Q q qpdf: content Q 0 G qQV`pdf: content Q 3 Tr qǮXpdf: content Q 0 Tr qpdf: content qpdf: content Q q qpdf: content Q 0 G qpdf: content Q 0 g qpdf: content Q 0.3985 w qpdf: content Q q qpdf: content Q q qpdf: content Q 0.5 G qpdf: content Q 0.9 g qpdf: content Q 1.19553 w qpdf: content Q q qpdf: content Q 0.5 G qpdf: content Q 0.9 g qpdf: content Q 1.19553 w q&pdf: content Q 107.47026 158.0526 m q'pdf: content Q -107.47026 158.0526 l qQpdf: content Q -109.68196 158.0526 -111.45537 156.27919 -111.45537 154.06749 c q)pdf: content Q -111.45537 -154.06749 l qSpdf: content Q -111.45537 -156.27919 -109.68196 -158.0526 -107.47026 -158.0526 c q'pdf: content Q 107.47026 -158.0526 l qQpdf: content Q 109.68196 -158.0526 111.45537 -156.27919 111.45537 -154.06749 c q'pdf: content Q 111.45537 154.06749 l qMpdf: content Q 111.45537 156.27919 109.68196 158.0526 107.47026 158.0526 c qpdf: content Q h q(pdf: content Q -111.45537 -158.0526 m qpdf: content Q B qpdf: content Q Q qpdf: content Q q q8pdf: content Q 1.0 0.0 0.0 1.0 -103.48515 -2.49069 cm q#pdf: content Q q -1 0 0 -1 0 0 cm q$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 qu, $ 4(x^2S83x)(3x^26x+7) =4x^2S812x3x^2+6x7 =x^2S86x7 < 42 T{Ax^2S+8Bqx7=x^286x7T{ 2 <   "% +śT{A=1;#BG=6 2 < | %<$.2x^2S83x+1.wfe7\j (֍.52HЫ<$lx^2S82x+3lwfe2\i (֍43þ =<$K3(2x^2S83x+1)KwfeD# (֍6K<$l2(x^2S82x+3)lwfe?# (֍6 =<$K6x^2S89x+3Kwfe7\j (֍.56>ȸ<$l2x^2S84x+6lwfe7\j (֍.56 =<$K6x^2S89x+3(2x^24x+6)KwfeП (֍>h6 =<$K6x^2S89x+32x^2+4x6Kwfez (֍:6 =<$K4x^2S85x3Kwfe7\j (֍.56 < 42 <$Cx^2S+8DGx+Ewfe@ (֍ލ6I?=<$K4x^2S85x3Kwfe7\j (֍.56?c 2 < $  "% +őT{C~4=4;#D5=5;EZ=3T{ 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 166.67987 m q'pdf: content Q -97.90599 166.67987 l qPpdf: content Q -100.11769 166.67987 -101.8911 164.90646 -101.8911 162.69476 c q'pdf: content Q -101.8911 154.60594 l qPpdf: content Q -101.8911 152.39423 -100.11769 150.62083 -97.90599 150.62083 c q'pdf: content Q -80.30193 150.62083 l qOpdf: content Q -78.09021 150.62083 -76.31682 152.39423 -76.31682 154.60594 c q'pdf: content Q -76.31682 162.69476 l qOpdf: content Q -76.31682 164.90646 -78.09021 166.67987 -80.30193 166.67987 c qpdf: content Q h q'pdf: content Q -101.8911 150.62083 m qpdf: content Q f qpdf: content Q Q qpdf: content Q q q8pdf: content Q 1.0 0.0 0.0 1.0 -98.57053 155.10887 cm q#pdf: content Q q -1 0 0 -1 0 0 cm q$pdf: content -1 0 0 -1 0 0 cm 3 Tr qǮXpdf: content Q 0 Tr qpdf: content Q 1 G qpdf: content Q 1 g q @ +͎pdf: content Q n Qpdf: content Q Q qpdf: content Q Q qpdf: content Q Q qpdf: content Q n qpdf: content Q Q qpdf: content n Qcolor push gray 0Ήן32jV9 color pop1pdf:pagesize width 597.50787pt height 845.04684pt*>color push gray 0fdfi׎ color pop*>SD R9X8 ,*b 4m 2 ͛;  3 1  1  $e  “ 2< @ 'i 2< *a 2 e3xT{K > 2! 2 +U  @ 2  &֐ 1  # 2  2 =yT{K Z(3x/>ey[ٲ)~ A 2 <  ן + # 2~  2 =~yT{K2y 3 0 +ő~ +q # 1]~  &֓ 1펡e $u   #T{ @ 0 <   & 2  2 = Zꍍ9`color push gray 0 color pop>`x:gsavex:scale 0.1 0.1N/DBR_NFS/DBR_Repository/logoDirectory/auxiliary/2/31/212/10881752094171191.png x:grestore4üǮ( & 2T{Ǯj- 3 @Ǯ)UuЇ^ ׎ 9x^2S+86xy+y[ٟ^2L(T{K^"R[/usr/local/texlive/2009/texmf-dist/fonts/opentype/public/lm/lmroman7-regular.otf]k{)捍 ؎ 9x^2S86xy+y[ٟ^2L(T{K^k{) َ 6x^2S8y[ٟ^2L(T{K^k{) ڎpdf: content Q 3 Tr qǮXpdf: content Q 0 Tr qpdf: content qpdf: content Q q qpdf: content Q 0 G qpdf: content Q 0 g qpdf: content Q 0.3985 w qpdf: content Q q qpdf: content Q q qpdf: content Q q q6pdf: content Q 1.0 0.0 0.0 1.0 -9.45004 -9.10004 cm q#pdf: content Q q -1 0 0 -1 0 0 cm q$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 9x^2S8y[ٟ^2L(T{K^k{) ێ 9x^2S+8y[ٟ^2L(T{K^k{)]s^ލkZwpdf: content Q 3 Tr qǮXpdf: content Q 0 Tr qpdf: content qpdf: content Q q qpdf: content Q 0 G qpdf: content Q 0 g qpdf: content Q 0.3985 w qpdf: content Q q qpdf: content Q q qpdf: content Q 0.5 G qpdf: content Q 0.9 g qpdf: content Q 1.19553 w qpdf: content Q q qpdf: content Q 0.5 G qpdf: content Q 0.9 g qpdf: content Q 1.19553 w q&pdf: content Q 107.47026 36.90869 m q'pdf: content Q -107.47026 36.90869 l qOpdf: content Q -109.68196 36.90869 -111.45537 35.13528 -111.45537 32.92358 c q(pdf: content Q -111.45537 -32.92358 l qRpdf: content Q -111.45537 -35.13528 -109.68196 -36.90869 -107.47026 -36.90869 c q'pdf: content Q 107.47026 -36.90869 l qOpdf: content Q 109.68196 -36.90869 111.45537 -35.13528 111.45537 -32.92358 c q&pdf: content Q 111.45537 32.92358 l qLpdf: content Q 111.45537 35.13528 109.68196 36.90869 107.47026 36.90869 c qpdf: content Q h q(pdf: content Q -111.45537 -36.90869 m qpdf: content Q B qpdf: content Q Q qpdf: content Q q q8pdf: content Q 1.0 0.0 0.0 1.0 -103.48515 -2.49069 cm q#pdf: content Q q -1 0 0 -1 0 0 cm q$pdf: content -1 0 0 -1 0 0 cm 3 Tr qǮXpdf: content Q 0 Tr qpdf: content Q 0 G qpdf: content Q 0 g q5 'if @ ś  &֓ 2  # 2  2 =3x_!+_"y[ٲ(p+T{KoDz)Ǯ- + # 2 b 2 =#3xy[ٲ(p+T{KoDz)" 2c < & ٓ "% +ő" 'i @ ő#  &֓ 2  2 =T{(3x8+y[ٲ)(3xy)=9x^2S8y^2L(p+T{K^km)T{ 2 < pdf: content Q n Qpdf: content Q Q qpdf: content Q Q qpdf: content Q q qpdf: content Q 0.5 g qpdf: content Q q qpdf: content Q 0.5 g q&pdf: content Q -80.30193 45.53596 m q&pdf: content Q -97.90599 45.53596 l qMpdf: content Q -100.11769 45.53596 -101.8911 43.76257 -101.8911 41.55086 c q&pdf: content Q -101.8911 33.46204 l qMpdf: content Q -101.8911 31.25034 -100.11769 29.47693 -97.90599 29.47693 c q&pdf: content Q -80.30193 29.47693 l qLpdf: content Q -78.09021 29.47693 -76.31682 31.25034 -76.31682 33.46204 c q&pdf: content Q -76.31682 41.55086 l qLpdf: content Q -76.31682 43.76257 -78.09021 45.53596 -80.30193 45.53596 c qpdf: content Q h q&pdf: content Q -101.8911 29.47693 m qpdf: content Q f qpdf: content Q Q qpdf: content Q q q7pdf: content Q 1.0 0.0 0.0 1.0 -98.57053 33.96498 cm q#pdf: content Q q -1 0 0 -1 0 0 cm q$pdf: content -1 0 0 -1 0 0 cm 3 Tr qǮXpdf: content Q 0 Tr qpdf: content Q 1 G qpdf: content Q 1 g q @ +͎pdf: content Q n Qpdf: content Q Q qpdf: content Q Q qpdf: content Q Q qpdf: content Q n qpdf: content Q Q qpdf: content n Qj .D R8Xd  +R  - 1 2 1R @ 0(x557)(5x+a)R $%R 2 œ @ 0 1펤e <  4x# 2$ m , 30# 2 <  2  +j ,a# 2  1  @e 0 < "%g 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+Ua=5Hcolor push gray 0ff color pop*>lXpdf: content Q 3 Tr qǮXpdf: content Q 0 Tr qpdf: content qpdf: content Q q qpdf: content Q 0 G qpdf: content Q 0 g qpdf: content Q 0.3985 w qpdf: content Q q qpdf: content Q q qpdf: content Q 0.5 G qpdf: content Q 0.9 g qpdf: content Q 1.19553 w qpdf: content Q q qpdf: content Q 0.5 G qpdf: content Q 0.9 g qpdf: content Q 1.19553 w q&pdf: content Q 107.47026 43.88998 m q'pdf: content Q -107.47026 43.88998 l qNpdf: content Q -109.68196 43.88998 -111.45537 42.1166 -111.45537 39.90488 c q(pdf: content Q -111.45537 -39.90488 l qQpdf: content Q -111.45537 -42.1166 -109.68196 -43.88998 -107.47026 -43.88998 c q'pdf: content Q 107.47026 -43.88998 l qNpdf: content Q 109.68196 -43.88998 111.45537 -42.1166 111.45537 -39.90488 c q&pdf: content Q 111.45537 39.90488 l qKpdf: content Q 111.45537 42.1166 109.68196 43.88998 107.47026 43.88998 c qpdf: content Q h q(pdf: content Q -111.45537 -43.88998 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$pdf: content -1 0 0 -1 0 0 cm 3 Tr qǮXpdf: content Q 0 Tr qpdf: content Q 0 G qpdf: content Q 0 g q(x87)(5x+a)=5x^2S+8(a35)x7axT{ 2 m , 30 2 &i #a835=30)a=5pdf: content Q n Qpdf: content Q Q qpdf: content Q Q qpdf: content Q q qpdf: content Q 0.5 g qpdf: content Q q qpdf: content Q 0.5 g q&pdf: content Q -80.30193 52.51726 m q&pdf: content Q -97.90599 52.51726 l qMpdf: content Q -100.11769 52.51726 -101.8911 50.74387 -101.8911 48.53215 c q&pdf: content Q -101.8911 40.44333 l qMpdf: content Q -101.8911 38.23163 -100.11769 36.45822 -97.90599 36.45822 c q&pdf: content Q -80.30193 36.45822 l qLpdf: content Q -78.09021 36.45822 -76.31682 38.23163 -76.31682 40.44333 c q&pdf: content Q -76.31682 48.53215 l qLpdf: content Q -76.31682 50.74387 -78.09021 52.51726 -80.30193 52.51726 c qpdf: content Q h q&pdf: content Q -101.8911 36.45822 m qpdf: content Q f qpdf: content Q Q qpdf: content Q q q7pdf: content Q 1.0 0.0 0.0 1.0 -98.57053 40.94627 cm q#pdf: content Q q -1 0 0 -1 0 0 cm q$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 QmӍ.LD ReX'(4xgg5y̲+3)(x+3y[ٲ) $% 2z œ @1y 1 <  xy 2 m ,z $%'  @ 0 < "%xf Ǯ( & 2T{Ǯj- 3 @Ǯ)3⍍1s3updf: content Q 3 Tr qǮXpdf: content Q 0 Tr qpdf: content qpdf: content Q q qpdf: content Q 0 G qpdf: content Q 0 g qpdf: content Q 0.3985 w qpdf: content Q q qpdf: content Q q qpdf: content Q q q6pdf: content Q 1.0 0.0 0.0 1.0 -18.9001 -4.90001 cm q#pdf: content Q q -1 0 0 -1 0 0 cm q$pdf: content -1 0 0 -1 0 0 cm 3 Tr qǮXpdf: content Q 0 Tr qpdf: content Q 0 G qpdf: content Q 0 g qx:gsave x:scale .7 .7U/usr/local/texlive/2009/../texmf-local/tex/latex/local/images/subject_user_answer.pdf x:grestorepdf: content Q n Qpdf: content Q Q qpdf: content Q Q qpdf: content Q Q qpdf: content Q n qpdf: content Q Q qpdf: content n QQ3uepdf: content Q 3 Tr qǮXpdf: content Q 0 Tr qpdf: content qpdf: content Q q qpdf: content Q 0 G qpdf: content Q 0 g qpdf: content Q 0.3985 w qpdf: content Q q qpdf: content Q q qpdf: content Q q q6pdf: content Q 1.0 0.0 0.0 1.0 -18.9001 -5.25002 cm q#pdf: content Q q -1 0 0 -1 0 0 cm q$pdf: content -1 0 0 -1 0 0 cm 3 Tr qǮXpdf: content Q 0 Tr qpdf: content Q 0 G qpdf: content Q 0 g qx:gsave x:scale .7 .7X/usr/local/texlive/2009/../texmf-local/tex/latex/local/images/subject_correct_answer.pdf x:grestorepdf: content Q n Qpdf: content Q Q qpdf: content Q Q qpdf: content Q Q qpdf: content Q n qpdf: content Q Q qpdf: content n QM7wqmMapdf: content Q 3 Tr qǮXpdf: content Q 0 Tr qpdf: content qpdf: content Q q qpdf: content Q 0 G qpdf: content Q 0 g qpdf: content Q 0.3985 w qpdf: content Q q qpdf: content Q q qpdf: content Q 0.5 G qpdf: content Q 0.9 g qpdf: content Q 1.19553 w qpdf: content Q q qpdf: content Q 0.5 G qpdf: content Q 0.9 g qpdf: content Q 1.19553 w q%pdf: content Q 107.47026 28.2646 m q&pdf: content Q -107.47026 28.2646 l qLpdf: content Q -109.68196 28.2646 -111.45537 26.4912 -111.45537 24.2795 c q'pdf: content Q -111.45537 -24.2795 l qOpdf: content Q -111.45537 -26.4912 -109.68196 -28.2646 -107.47026 -28.2646 c q&pdf: content Q 107.47026 -28.2646 l qLpdf: content Q 109.68196 -28.2646 111.45537 -26.4912 111.45537 -24.2795 c q%pdf: content Q 111.45537 24.2795 l qIpdf: content Q 111.45537 26.4912 109.68196 28.2646 107.47026 28.2646 c qpdf: content Q h q'pdf: content Q -111.45537 -28.2646 m qpdf: content Q B qpdf: content Q Q qpdf: content Q q q8pdf: content Q 1.0 0.0 0.0 1.0 -103.48515 -2.49069 cm q#pdf: content Q q -1 0 0 -1 0 0 cm q$pdf: content -1 0 0 -1 0 0 cm 3 Tr qǮXpdf: content Q 0 Tr qpdf: content Q 0 G qpdf: content Q 0 g qE(4xӸ5y++3)(x+3y[ٲ)=4x^2LF+12xyԲ5xy15y[ٟ^2+3x8+9y"=4x^2S+7xy15y[ٟ^2,+3x+9ypdf: content Q n Qpdf: content Q Q qpdf: content Q Q qpdf: content Q q qpdf: content Q 0.5 g qpdf: content Q q qpdf: content Q 0.5 g q&pdf: content Q -80.30193 36.89188 m q&pdf: content Q -97.90599 36.89188 l qMpdf: content Q -100.11769 36.89188 -101.8911 35.11848 -101.8911 32.90677 c q&pdf: content Q -101.8911 24.81795 l qMpdf: content Q -101.8911 22.60625 -100.11769 20.83284 -97.90599 20.83284 c q&pdf: content Q -80.30193 20.83284 l qLpdf: content Q -78.09021 20.83284 -76.31682 22.60625 -76.31682 24.81795 c q&pdf: content Q -76.31682 32.90677 l qLpdf: content Q -76.31682 35.11848 -78.09021 36.89188 -80.30193 36.89188 c qpdf: content Q h q&pdf: content Q -101.8911 20.83284 m qpdf: content Q f qpdf: content Q Q qpdf: content Q q q7pdf: content Q 1.0 0.0 0.0 1.0 -98.57053 25.32089 cm q#pdf: content Q q -1 0 0 -1 0 0 cm q$pdf: content -1 0 0 -1 0 0 cm 3 Tr qǮXpdf: content Q 0 Tr qpdf: content Q 1 G qpdf: content Q 1 g q @ +͎pdf: content Q n Qpdf: content Q Q qpdf: content Q Q qpdf: content Q Q qpdf: content Q n qpdf: content Q Q qpdf: content n QVLD RdX'282^3S2^x=128T{ 2% <  x 2  1 Ǯ( & 2T{Ǯ9- 3 3Ǯ)#}򍍍* |n ׎/|o1M ؎\ٲ2zB َCpdf: content Q 3 Tr qǮXpdf: content Q 0 Tr qpdf: content qpdf: content Q q qpdf: content Q 0 G qpdf: content Q 0 g qpdf: content Q 0.3985 w qpdf: content Q q qpdf: content Q q qpdf: content Q q q6pdf: content Q 1.0 0.0 0.0 1.0 -9.45004 -9.10004 cm q#pdf: content Q q -1 0 0 -1 0 0 cm q$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 QC3 ڎ4" ێ"5dȍ]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 0.5 G qpdf: content Q 0.9 g qpdf: content Q 1.19553 w qpdf: content Q q qpdf: content Q 0.5 G qpdf: content Q 0.9 g qpdf: content Q 1.19553 w q&pdf: content Q 107.47026 36.17674 m q'pdf: content Q -107.47026 36.17674 l qOpdf: content Q -109.68196 36.17674 -111.45537 34.40335 -111.45537 32.19164 c q(pdf: content Q -111.45537 -32.19164 l qRpdf: content Q -111.45537 -34.40335 -109.68196 -36.17674 -107.47026 -36.17674 c q'pdf: content Q 107.47026 -36.17674 l qOpdf: content Q 109.68196 -36.17674 111.45537 -34.40335 111.45537 -32.19164 c q&pdf: content Q 111.45537 32.19164 l qLpdf: content Q 111.45537 34.40335 109.68196 36.17674 107.47026 36.17674 c qpdf: content Q h q(pdf: content Q -111.45537 -36.17674 m qpdf: content Q B qpdf: content Q Q qpdf: content Q q q8pdf: content Q 1.0 0.0 0.0 1.0 -103.48515 -2.49069 cm q#pdf: content Q q -1 0 0 -1 0 0 cm q$pdf: content -1 0 0 -1 0 0 cm 3 Tr qǮXpdf: content Q 0 Tr qpdf: content Q 0 G qpdf: content Q 0 g qS22^3<32^x !,=H2^1<42^32^x !,=I2^4+x(;@128=H2^7 2 &i #48+x=7T{ 2 <   "% +œx=3T{ 2 < pdf: content Q n Qpdf: content Q Q qpdf: content Q Q qpdf: content Q q qpdf: content Q 0.5 g qpdf: content Q q qpdf: content Q 0.5 g q&pdf: content Q -80.30193 44.80402 m q&pdf: content Q -97.90599 44.80402 l qMpdf: content Q -100.11769 44.80402 -101.8911 43.03062 -101.8911 40.81891 c q%pdf: content Q -101.8911 32.7301 l qIpdf: content Q -101.8911 30.51839 -100.11769 28.745 -97.90599 28.745 c q$pdf: content Q -80.30193 28.745 l qIpdf: content Q -78.09021 28.745 -76.31682 30.51839 -76.31682 32.7301 c q&pdf: content Q -76.31682 40.81891 l qLpdf: content Q -76.31682 43.03062 -78.09021 44.80402 -80.30193 44.80402 c qpdf: content Q h q$pdf: content Q -101.8911 28.745 m qpdf: content Q f qpdf: content Q Q qpdf: content Q q q7pdf: content Q 1.0 0.0 0.0 1.0 -98.57053 33.23303 cm q#pdf: content Q q -1 0 0 -1 0 0 cm q$pdf: content -1 0 0 -1 0 0 cm 3 Tr qǮXpdf: content Q 0 Tr qpdf: content Q 1 G qpdf: content Q 1 g q @ +͎pdf: content Q n Qpdf: content Q Q qpdf: content Q Q qpdf: content Q Q qpdf: content Q n qpdf: content Q Q qpdf: content n Qcolor push gray 0Ήן32jV8 color pop1pdf:pagesize width 597.50787pt height 845.04684pt*>color push gray 0fdfi׎ color pop*>.D R3X{ -z.(3x^2{+Rx2)+(5x^27x+1)7 1z-   B1z. @ % 4üǮ( & 2T{Ǯ9- 3 3Ǯ).LD kyX'AU=xdy[;.BT=U2x+ey^ 2%C <  C¼jd[k{"e'f"'j{"8(k{")g]n=ax+by 2%K < µa+b 2 %L 1 Ǯ( & 2T{Ǯ9- 3 3Ǯ)#}򍍍* |n ׎/|o0M ؎\ٲ2zB َ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$pdf: content -1 0 0 -1 0 0 cm 3 Tr qǮXpdf: content Q 0 Tr qpdf: content Q 0 G qpdf: content Q 0 g qx:gsave x:scale .7 .7N/usr/local/texlive/2009/../texmf-local/tex/latex/local/images/correct_mark.pdf x:grestorepdf: content Q n Qpdf: content Q Q qpdf: content Q Q qpdf: content Q Q qpdf: content Q n qpdf: content Q Q qpdf: content n QC2 ڎ4" ێ"4uM 3pdf: content Q 3 Tr qǮXpdf: content Q 0 Tr qpdf: content qpdf: content Q q qpdf: content Q 0 G qpdf: content Q 0 g qpdf: content Q 0.3985 w qpdf: content Q q qpdf: content Q q qpdf: content Q 0.5 G qpdf: content Q 0.9 g qpdf: content Q 1.19553 w qpdf: content Q q qpdf: content Q 0.5 G qpdf: content Q 0.9 g qpdf: content Q 1.19553 w q&pdf: content Q 107.47026 60.96944 m q'pdf: content Q -107.47026 60.96944 l qOpdf: content Q -109.68196 60.96944 -111.45537 59.19604 -111.45537 56.98433 c q(pdf: content Q -111.45537 -56.98433 l qRpdf: content Q -111.45537 -59.19604 -109.68196 -60.96944 -107.47026 -60.96944 c q'pdf: content Q 107.47026 -60.96944 l qOpdf: content Q 109.68196 -60.96944 111.45537 -59.19604 111.45537 -56.98433 c q&pdf: content Q 111.45537 56.98433 l qLpdf: content Q 111.45537 59.19604 109.68196 60.96944 107.47026 60.96944 c qpdf: content Q h q(pdf: content Q -111.45537 -60.96944 m qpdf: content Q B qpdf: content Q Q qpdf: content Q q q8pdf: content Q 1.0 0.0 0.0 1.0 -103.48515 -2.49069 cm q#pdf: content Q q -1 0 0 -1 0 0 cm q$pdf: content -1 0 0 -1 0 0 cm 3 Tr qǮXpdf: content Q 0 Tr qpdf: content Q 0 G qpdf: content Q 0 g qו}jɎɍ[k{"fɎj{"8(k{")g]S 1-I 2 $U @ %2A8+2B 2 < A=x8y[;#BG=2x+yT $%T{  2. @ %2(x8y[ٲ)+2(2x+y)=2xa=2;#b=0)a8+b=2pdf: content Q n Qpdf: content Q Q qpdf: content Q Q qpdf: content Q q qpdf: content Q 0.5 g qpdf: content Q q qpdf: content Q 0.5 g q&pdf: content Q -80.30193 69.59671 m q&pdf: content Q -97.90599 69.59671 l qLpdf: content Q -100.11769 69.59671 -101.8911 67.82332 -101.8911 65.6116 c q&pdf: content Q -101.8911 57.52278 l qMpdf: content Q -101.8911 55.31108 -100.11769 53.53767 -97.90599 53.53767 c q&pdf: content Q -80.30193 53.53767 l qLpdf: content Q -78.09021 53.53767 -76.31682 55.31108 -76.31682 57.52278 c q%pdf: content Q -76.31682 65.6116 l qLpdf: content Q -76.31682 67.82332 -78.09021 69.59671 -80.30193 69.59671 c qpdf: content Q h q&pdf: content Q -101.8911 53.53767 m qpdf: content Q f qpdf: content Q Q qpdf: content Q q q7pdf: content Q 1.0 0.0 0.0 1.0 -98.57053 58.02573 cm q#pdf: content Q q -1 0 0 -1 0 0 cm q$pdf: content -1 0 0 -1 0 0 cm 3 Tr qǮXpdf: content Q 0 Tr qpdf: content Q 1 G qpdf: content Q 1 g q @ +͎pdf: content Q n Qpdf: content Q Q qpdf: content Q Q qpdf: content Q Q qpdf: content Q n qpdf: content Q Q qpdf: content n Qٷ/.LD kRXo'x=<$33133wfe (֍3fg;y"=3 2% ܲ3xy[ٲ(xYhYiy)Yi(4x^2|sy^314x^3|sy^2L)Yh$ '2xyT 2T{  1  @ % EǮ( & 2Ǯ9- 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<$0500wfe  (֍3ku ؎zv<$335033wfe  (֍3| َ<$9409wfe  (֍3捍 |n ڎ/|o<$334033wfe  (֍3ku ێ<${35{wfe  (֍3 jhApdf: 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 58.92319 m q'pdf: content Q -107.47026 58.92319 l qOpdf: content Q -109.68196 58.92319 -111.45537 57.14978 -111.45537 54.93808 c q(pdf: content Q -111.45537 -54.93808 l qRpdf: content Q -111.45537 -57.14978 -109.68196 -58.92319 -107.47026 -58.92319 c q'pdf: content Q 107.47026 -58.92319 l qOpdf: content Q 109.68196 -58.92319 111.45537 -57.14978 111.45537 -54.93808 c q&pdf: content Q 111.45537 54.93808 l qLpdf: content Q 111.45537 57.14978 109.68196 58.92319 107.47026 58.92319 c qpdf: content Q h q(pdf: content Q -111.45537 -58.92319 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 3( 3 -)=3x^2|sy83xy[ٟ^2,2xy[ٟ^2+2x^2|syᷲ=5x^2|sy85xy[ٟ^2(Íx=<$33133wfe (֍3fg;#y"=3T{ 1  2. @ %58ruπ<$ 1 wfe (֍9Iruπ-35ruπ㌸<$33133wfe (֍3fgruπ 9=<$K5Kwfe (֍3 f_+<$l45lwfe  (֍3f`=<$K50Kwfe  (֍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 67.55046 m q&pdf: content Q -97.90599 67.55046 l qMpdf: content Q -100.11769 67.55046 -101.8911 65.77705 -101.8911 63.56535 c q&pdf: content Q -101.8911 55.47653 l qMpdf: content Q -101.8911 53.26482 -100.11769 51.49142 -97.90599 51.49142 c q&pdf: content Q -80.30193 51.49142 l qLpdf: content Q -78.09021 51.49142 -76.31682 53.26482 -76.31682 55.47653 c q&pdf: content Q -76.31682 63.56535 l qLpdf: content Q -76.31682 65.77705 -78.09021 67.55046 -80.30193 67.55046 c qpdf: content Q h q&pdf: content Q -101.8911 51.49142 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 55.97946 cm q#pdf: content Q q -1 0 0 -1 0 0 cm q$pdf: content -1 0 0 -1 0 0 cm 3 Tr qǮXpdf: content Q 0 Tr qpdf: content Q 1 G qpdf: content Q 1 g q @ +͎pdf: content Q n Qpdf: content Q Q qpdf: content Q Q qpdf: content Q Q qpdf: content Q n qpdf: content Q Q qpdf: content n Qcolor push gray 0Ήן32jVe color popUO1pdf:pagesize width 597.50787pt height 845.04684pt*>color push gray 0fdfi׎ color pop*>.D kkXe(Ha;#b)68(oc;#d)=<$KadKwfe } (֍bcP "%T{ @ <  þeruπʲ2x^3|sy[;#<$33xy^433wfev (֍;C5ruπAruπ -U<$33233wfe (֍3fgxy[ٟ^2L;#<$nv233wfev (֍xy[ٟr2ruπQ& $%  I  B1 @ % ;4üǮ( & 2T{Ǯ8- 3 +jǮ)1J썍0 ׎ <$332533wfe  (֍ Ly[ٟr3I ؎X<$332533wfe  (֍ Ly[ٟr5C َC<$332533wfe  (֍ Ly[ٟr7J퍍 ڎpdf: content Q 3 Tr qǮXpdf: content Q 0 Tr qpdf: content qpdf: content Q q qpdf: content Q 0 G qpdf: content Q 0 g qpdf: content Q 0.3985 w qpdf: content Q q qpdf: content Q q qpdf: content Q q q6pdf: content Q 1.0 0.0 0.0 1.0 -9.45004 -9.10004 cm q#pdf: content Q q -1 0 0 -1 0 0 cm q$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 <$333033wfe  (֍ Ly[ٟr7I ێX<$333033wfe  (֍ Ly[ٟr9QkÏpdf: content Q 3 Tr qǮXpdf: content Q 0 Tr qpdf: content qpdf: content Q q qpdf: content Q 0 G qpdf: content Q 0 g qpdf: content Q 0.3985 w qpdf: content Q q qpdf: content Q q qpdf: content Q 0.5 G qpdf: content Q 0.9 g qpdf: content Q 1.19553 w qpdf: content Q q qpdf: content Q 0.5 G qpdf: content Q 0.9 g qpdf: content Q 1.19553 w q&pdf: content Q 107.47026 59.61621 m q'pdf: content Q -107.47026 59.61621 l qMpdf: content Q -109.68196 59.61621 -111.45537 57.8428 -111.45537 55.6311 c q'pdf: content Q -111.45537 -55.6311 l qQpdf: content Q -111.45537 -57.8428 -109.68196 -59.61621 -107.47026 -59.61621 c q'pdf: content Q 107.47026 -59.61621 l qMpdf: content Q 109.68196 -59.61621 111.45537 -57.8428 111.45537 -55.6311 c q%pdf: content Q 111.45537 55.6311 l qKpdf: content Q 111.45537 57.8428 109.68196 59.61621 107.47026 59.61621 c qpdf: content Q h q(pdf: content Q -111.45537 -59.61621 m qpdf: content Q B qpdf: content Q Q qpdf: content Q q q8pdf: content Q 1.0 0.0 0.0 1.0 -103.48515 -2.49069 cm q#pdf: content Q q -1 0 0 -1 0 0 cm q$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 q7 3 0] 4mT{ - 2 2 2 0y  "% 3 - 1 & } 3 %"捍3( 3 -)=%2x^3|sy8ruπ㌸<$nv233wfev (֍xy[ٟr2ruπK fe_+䍍ru<$33xy[ٟ^433wfev (֍;C5ruπ)2C8ruπ㌸<$33233wfe (֍3fgxy[ٟr2Lruπg ;=K΍r<$334x^233wfe3 (֍LyK gdfeYa䍍<$332x^2|sy[ٟ^633wfe (֍y}15%=ruπ qĸ<$334x^233wfe3 (֍Lyruπ+d8ruπ<$<15 wfe (֍2xr2|sy[ٟr6$SLD k9X]̍'A=x(2x/+/1)Ǯ-OBG=(8x^3{+2x^2z/6x)(2x)Ǯ-OC~4='(2x^4|sy[ٟ^2L)^36k(2x^5y[ٟ^3)^2 2 < xA[2B:hfA+(B:h+C)g]' $%O7   B1 @ 0 1   @ 2 m , 0O6 +j , @ 2 @ 1펡'  @ % |Ǯ( & 2T{Ǯ8- 3 +jǮ)#}򍍍* |n ׎%|opdf: content Q 3 Tr qǮXpdf: content Q 0 Tr qpdf: content qpdf: content Q q qpdf: content Q 0 G qpdf: content Q 0 g qpdf: content Q 0.3985 w qpdf: content Q q qpdf: content Q q qpdf: content Q q q6pdf: content Q 1.0 0.0 0.0 1.0 -9.45004 -9.10004 cm q#pdf: content Q q -1 0 0 -1 0 0 cm q$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/|o10M ؎\ٲ11zB َC12 ڎ13" ێ"14с7vpdf: content Q 3 Tr qǮXpdf: content Q 0 Tr qpdf: content qpdf: content Q q qpdf: content Q 0 G qpdf: content Q 0 g qpdf: content Q 0.3985 w qpdf: content Q q qpdf: content Q q qpdf: content Q 0.5 G qpdf: content Q 0.9 g qpdf: content Q 1.19553 w qpdf: content Q q qpdf: content Q 0.5 G qpdf: content Q 0.9 g qpdf: content Q 1.19553 w q&pdf: content Q 107.47026 70.02632 m q'pdf: content Q -107.47026 70.02632 l qOpdf: content Q -109.68196 70.02632 -111.45537 68.25293 -111.45537 66.04121 c q(pdf: content Q -111.45537 -66.04121 l qRpdf: content Q -111.45537 -68.25293 -109.68196 -70.02632 -107.47026 -70.02632 c q'pdf: content Q 107.47026 -70.02632 l qOpdf: content Q 109.68196 -70.02632 111.45537 -68.25293 111.45537 -66.04121 c q&pdf: content Q 111.45537 66.04121 l qLpdf: content Q 111.45537 68.25293 109.68196 70.02632 107.47026 70.02632 c qpdf: content Q h q(pdf: content Q -111.45537 -70.02632 m qpdf: content Q B qpdf: content Q Q qpdf: content Q q q8pdf: content Q 1.0 0.0 0.0 1.0 -103.48515 -2.49069 cm q#pdf: content Q q -1 0 0 -1 0 0 cm q$pdf: content -1 0 0 -1 0 0 cm 3 Tr qǮXpdf: content Q 0 Tr qpdf: content Q 0 G qpdf: content Q 0 g qZA=2x^2S+8xT{Ǯ-BG=4x^28x+3T{Ǯ-C~4=2x^2A8[2BQfA+(B+C)g]=2A8BQ+C=2(2x^2S+8x)(4x^2x+3)+2x^2=4x^2S+82x+4x^2+x3+2x^2=10x^2S+83x3)108+3+(3)=10pdf: content Q n Qpdf: content Q Q qpdf: content Q Q qpdf: content Q q qpdf: content Q 0.5 g qpdf: content Q q qpdf: content Q 0.5 g q%pdf: content Q -80.30193 78.6536 m q%pdf: content Q -97.90599 78.6536 l qKpdf: content Q -100.11769 78.6536 -101.8911 76.8802 -101.8911 74.66849 c q&pdf: content Q -101.8911 66.57967 l qMpdf: content Q -101.8911 64.36797 -100.11769 62.59456 -97.90599 62.59456 c q&pdf: content Q -80.30193 62.59456 l qLpdf: content Q -78.09021 62.59456 -76.31682 64.36797 -76.31682 66.57967 c q&pdf: content Q -76.31682 74.66849 l qIpdf: content Q -76.31682 76.8802 -78.09021 78.6536 -80.30193 78.6536 c qpdf: content Q h q&pdf: content Q -101.8911 62.59456 m qpdf: content Q f qpdf: content Q Q qpdf: content Q q q7pdf: content Q 1.0 0.0 0.0 1.0 -98.57053 67.08261 cm q#pdf: content Q q -1 0 0 -1 0 0 cm q$pdf: content -1 0 0 -1 0 0 cm 3 Tr qǮXpdf: content Q 0 Tr qpdf: content Q 1 G qpdf: content Q 1 g q @ +͎pdf: content Q n Qpdf: content Q Q qpdf: content Q Q qpdf: content Q Q qpdf: content Q n qpdf: content Q Q qpdf: content n Q壍.LD k8X B? -aB@Ǯ-B|b 0y  @ 0T{OǮ-B|B? 1퓵aT{ObSò=Sµa׋+b׊abB?Ǯ-'ab=a(a+b): #: 2d 2e @ < 29;a=xǮ-:b=x4y 2%' <  (aT{Ob)+(aŸb) $%xǮ-yn 0y 3 @ -2 1 # A ;i2 ] % Ǯ( & 2T{Ǯ8- 3 +jǮ)/卍7 |n ׎/|ox^2S8yku ؎zvx^2S84| َ}2x^2S8y捍 |n ڎ/|o2x^2S82yku ێpvpdf: content Q 3 Tr qǮXpdf: content Q 0 Tr qpdf: content qpdf: content Q q qpdf: content Q 0 G qpdf: content Q 0 g qpdf: content Q 0.3985 w qpdf: content Q q qpdf: content Q q qpdf: content Q q q6pdf: content Q 1.0 0.0 0.0 1.0 -9.45004 -9.10004 cm q#pdf: content Q q -1 0 0 -1 0 0 cm q$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 Qzvx^2S84y񎍍n΍jpdf: 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 Qcolor push gray 0Ήן32jVd color pop;,m 4ffS[/usr/local/texlive/2009/texmf-dist/fonts/opentype/public/lm/lmroman12-regular.otf]3HO[/usr/local/texlive/2009/texmf-dist/fonts/opentype/public/lm/lmsans10-bold.otf]1  NanumMyeongjoNanumMyeongjoRegular% msam10$p  yhcmex10"R[/usr/local/texlive/2009/texmf-dist/fonts/opentype/public/lm/lmroman7-regular.otf]! 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 O!cmsy7 b> cmmi10 0ercmmi7K`y cmr10ٓRcmr7