[中學] 不定方程式
http://ppt.cc/OtlY
如圖 看不太懂問號的地方
最後是怎麼變成=(...)a+(...)b
有請高手解釋m(__)m
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※ 編輯: ckscks178 (60.245.65.195), 04/21/2015 16:42:34
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