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因式分解 :x^2(x-y)+y^2(x-y) m^2n-mn^2+mn
x^2(x-y)+y^2(x-y)
m^2n-mn^2+mn
人气:137 ℃ 时间:2020-09-25 21:39:33
解答
x^2(x-y)+y^2(x-y)=(x^2+y^2)(x-y)
m^2n-mn^2+mn =mn(m-n+1)要过程。这不就是全部过程了吗
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