Please help me.
多項式加減法,化簡
(2x+5y-1)+(3x-8y+6)
a-2b
+)3a-4b
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收錄日期: 2021-04-12 18:05:59
原文連結 [永久失效]:
https://hk.answers.yahoo.com/question/index?qid=20061103000051KK01053