4m(x-y)-2m^2(y-x)^3

问题描述:

4m(x-y)-2m^2(y-x)^3

4m(x-y)-2m²(y-x)³=4m(x-y)+2m²(x-y)³=2m(x-y)[2-m(x-y)²]=2m(x-y)(2-mx²+2mxy-my²) 很高兴为您解答,祝你学习进步!【the 1990】团队为您答题.有不明白的可以追问!如果您认可我...