分解因式:4m(x-y)-2m^2(y-x)^3

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分解因式:4m(x-y)-2m^2(y-x)^3分解因式:4m(x-y)-2m^2(y-x)^3分解因式:4m(x-y)-2m^2(y-x)^34m(x-y)-2m^2(y-x)^3=4m(x-y)+

分解因式:4m(x-y)-2m^2(y-x)^3
分解因式:4m(x-y)-2m^2(y-x)^3

分解因式:4m(x-y)-2m^2(y-x)^3
4m(x-y)-2m^2(y-x)^3
=4m(x-y)+2m^2(x-y)^3
提取公因式2m(x-y)
=2m(x-y)[2-m(x-y)^2]
=2m(x-y)(2-mx^2+2mxy-my^2)
记得采纳回答哦
不懂在HI上问哦

4m(x-y)-2m^2(y-x)^3
=4m(x-y)+2m^2(x-y)^3
=2m(x-y)[2-m(x-y)^2]
=2m(x-y)(2-mx^2+2mxy-my^2)