factorization
回答 (2)
2010-10-29 3:16 am
✔ 最佳答案
a^2-2ab+b^2-a+b(a-b)^2-(a-b)
(a-b)(a-b-1)
2010-10-28 19:16:58 補充：
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參考: , 魔龍帝齊格益力多
2010-10-29 8:55 am
a^2-2ab+b^2-a+b
= (a-b)^2 - (a-b)
= (a-b)(a-b-1)
= (a-b)^2 - (a-b)
= (a-b)(a-b-1)
收錄日期: 2021-04-23 23:13:12
原文連結 [永久失效]:
https://hk.answers.yahoo.com/question/index?qid=20101028000051KK00979