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因式分解 6x(x-y)^2-8y(y-x)^3
3x-4xy+4y^2
人气:121 ℃ 时间:2020-02-05 00:33:26
解答
6x(x-y)^2-8y(y-x)^3
=6x(x-y)^2+8y(x-y)^3
=2(x-y)^2[3x-4y(x-y)]
=2(x-y)^2(3x-4xy+4y^2)
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