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因式分解6m^2(x-y)^2-3m(x-y)^3
人气:115 ℃ 时间:2020-02-03 20:26:54
解答
6m²(x-y)²-3m(x-y)³
=3m(x-y)²[2m-(x-y)]
=3m(x-y)²(2m-x+y)
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