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分解因式:10a(x-y)^2-5a(y-x)^3
人气:102 ℃ 时间:2020-06-09 11:31:39
解答
10a(x-y)^2-5a(y-x)^3
=10a(x-y)^2+5a(x-y)^3
=5a(x-y)^2*[2+(x-y)]
=5a(x-y+2)(x-y)^2
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