; XeTeX output 2010.05.01:01141pdf:pagesize width 597.50787pt height 845.04684ptΉ2Bo]color push gray 0˛q3HO[/usr/local/texlive/2009/texmf-dist/fonts/opentype/public/lm/lmsans10-bold.otf]DXk6 .@.mK !16pj')@h2biBz(,99YST2`5qU[/usr/local/texlive/2009/texmf-dist/fonts/opentype/public/lm/lmromanslant10-bold.otf] RL҉׎ color popb` +y! P[/usr/local/texlive/2009/texmf-dist/fonts/opentype/public/lm/lmroman12-bold.otf] RXЦ"  NanumMyeongjoNanumMyeongjoRegular  1T{ 3 b> cmmi10x 0y  @ 2 6 & 2 - 2! , 1 O!Ї^Ц ׎ЧK`y cmr102x8 !", cmsy101=0捍Ц ؎Ч(x82)^ٓRcmr72C=(x3)^2Ц َЧx^2S+8x=x^281Ц ڎЧpdf: content Q 3 Tr q S[/usr/local/texlive/2009/texmf-dist/fonts/opentype/public/lm/lmroman10-regular.otf]ǮXpdf: 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$pdf: content -1 0 0 -1 0 0 cm 3 Tr qǮXpdf: content Q 0 Tr qpdf: content Q 0 G qpdf: content Q 0 g qx:gsave x:scale .7 .7N/usr/local/texlive/2009/../texmf-local/tex/latex/local/images/correct_mark.pdf x:grestorepdf: content Q n Qpdf: content Q Q qpdf: content Q Q qpdf: content Q Q qpdf: content Q n qpdf: content Q Q qpdf: content n QЧ3x=x^2S+8x1Ц ێЧ2x^2S+8x1=x(2x81)܍i7*pdf: content Q 3 Tr qǮXpdf: content Q 0 Tr qpdf: content qpdf: content Q q qpdf: content Q 0 G qpdf: content Q 0 g qpdf: content Q 0.3985 w qpdf: content Q q qpdf: content Q q qpdf: content Q 0.5 G qpdf: content Q 0.9 g qpdf: content Q 1.19553 w qpdf: content Q q qpdf: content Q 0.5 G qpdf: content Q 0.9 g qpdf: content Q 1.19553 w q&pdf: content Q 109.72043 61.13808 m q'pdf: content Q -109.72043 61.13808 l qOpdf: content Q -111.93213 61.13808 -113.70554 59.36467 -113.70554 57.15297 c q(pdf: content Q -113.70554 -57.15297 l qRpdf: content Q -113.70554 -59.36467 -111.93213 -61.13808 -109.72043 -61.13808 c q'pdf: content Q 109.72043 -61.13808 l qOpdf: content Q 111.93213 -61.13808 113.70554 -59.36467 113.70554 -57.15297 c q&pdf: content Q 113.70554 57.15297 l qLpdf: content Q 113.70554 59.36467 111.93213 61.13808 109.72043 61.13808 c qpdf: content Q h q(pdf: content Q -113.70554 -61.13808 m qpdf: content Q B qpdf: content Q Q qpdf: content Q q q8pdf: content Q 1.0 0.0 0.0 1.0 -105.73532 -2.49069 cm q#pdf: content Q q -1 0 0 -1 0 0 cm q$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 qj(Nx 2 6ѓ &ғ 2 - 1ax^2 + bx+c = 0(a6=0) ݕ 2 0] 0% @ <  ׎ 2x81=0T{Ǯ, 2% 6 & 2 - ؎ 2x85=0T{Ǯ, 2% 6 & 2 - َ x8+1=0T{Ǯ, 2% 6 & 2 - ێ 2x81=0T{Ǯ, 2% 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 -82.5521 69.76535 m q'pdf: content Q -100.15616 69.76535 l qOpdf: content Q -102.36786 69.76535 -104.14127 67.99194 -104.14127 65.78024 c q'pdf: content Q -104.14127 57.69142 l qOpdf: content Q -104.14127 55.47972 -102.36786 53.70631 -100.15616 53.70631 c q%pdf: content Q -82.5521 53.70631 l qLpdf: content Q -80.34038 53.70631 -78.56699 55.47972 -78.56699 57.69142 c q&pdf: content Q -78.56699 65.78024 l qKpdf: content Q -78.56699 67.99194 -80.34038 69.76535 -82.5521 69.76535 c qpdf: content Q h q'pdf: content Q -104.14127 53.70631 m qpdf: content Q f qpdf: content Q Q qpdf: content Q q q7pdf: content Q 1.0 0.0 0.0 1.0 -100.8207 58.19437 cm q#pdf: content Q q -1 0 0 -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 popcolor push gray 0פ  color pop,;"m5qU[/usr/local/texlive/2009/texmf-dist/fonts/opentype/public/lm/lmromanslant10-bold.otf]3HO[/usr/local/texlive/2009/texmf-dist/fonts/opentype/public/lm/lmsans10-bold.otf]"  NanumMyeongjoNanumMyeongjoRegular! P[/usr/local/texlive/2009/texmf-dist/fonts/opentype/public/lm/lmroman12-bold.otf] S[/usr/local/texlive/2009/texmf-dist/fonts/opentype/public/lm/lmroman10-regular.otf] !", cmsy10 b> cmmi10K`y cmr10ٓRcmr7O