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/rde/contents/library/ps2img/cgi-bin/eqn2gif.cgi
157.118.3.12
1325525082 2012/01/03 02:24:42
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(2) $\displaystyle \frac{3x+2y}{2}-\frac{5x-y}{4}$
\[\displaystyle___(______) =\frac{1}{2}(3x+2y)-\frac{1}{4}(5x-y)\]
\[\displaystyle____________=\frac{3}{2}x+y-\frac{5}{4}x+\frac{1}{4}y\]
\[\displaystyle____________=\left(\frac{3}{2}-\frac{5}{4}\right)x+\left(1+\frac{1}{4}\right)y\]
\[\displaystyle____________=\frac{1}{4}x+\frac{5}{4}y\]
\end{document}
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使用できないTeXコマンドがありました
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l.22 (2) $
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l.22 (2) $
\displaystyle \frac{3x+2y}{2}-\frac{5x-y}{4}$%
20120103_022417
http://www.mech.tohoku-gakuin.ac.jp/rde/contents/library/ps2img/eqn2gif_online.html
Tue Jan 3 02:24:42 2012