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(2a^2 b^3)^-1
更新1:
------------------------------是分線
f3 maths1條20分
2008-09-12 4:24 am
(3a^-2 b^3)^-2 (4ab^-1)^2
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(2a^2 b^3)^-1
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(2a^2 b^3)^-1
回答 (2)
2008-09-12 9:29 pm
2008-09-16 4:42 am
收錄日期: 2021-04-23 20:38:53
原文連結 [永久失效]:
https://hk.answers.yahoo.com/question/index?qid=20080911000051KK01845