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计算(a-b)^m(a-b)[2(b-a)]^3[(b-a)^5]^2÷(a-b)^m=
人气:103 ℃ 时间:2020-04-25 22:34:53
解答
(a-b)^m(a-b)[2(b-a)]^3[(b-a)^5]^2÷(a-b)^m
=(a-b)[-8(a-b)^3](a-b)^10
=-8(a-b)^14
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