利用恆等式展開下列各代數式。
(3a-2)(3a/4+1/2)(a+1/2)²+(-a+1/2)²
中二恆等式習題
2010-10-12 6:20 am
回答 (2)
2010-10-12 12:42 pm
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參考: My Maths knowledge
2010-10-13 12:55 am
If I were you,I didnt take the common factor in Q3..............
收錄日期: 2021-04-13 17:34:01
原文連結 [永久失效]:
https://hk.answers.yahoo.com/question/index?qid=20101011000051KK01521