化简:[12(x+y)3(y-x)]3÷[4(x+y)2(x-y)]2-数学

题目简介

化简:[12(x+y)3(y-x)]3÷[4(x+y)2(x-y)]2-数学

题目详情

化简:[12(x+y)3(y-x)]3÷[4(x+y)2(x-y)]2
题型:解答题难度:中档来源:不详

答案

[12(x+y)3(y-x)]3÷[4(x+y)2(x-y)]2,
=123(x+y)9(y-x)3÷[16(x+y)4(x-y)2],
=-108(x+y)5(x-y).
=108(x+y)5(y-x).

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