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分解因式2x^3y-4x^2y^2+2xy^3=
人气:150 ℃ 时间:2020-01-29 07:06:58
解答
2x^3y-4x^2y^2+2xy^3
=2xy(x^2-2xy+2y^2)
=2xy(x-y)^2
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