x^2+x^2y-xy^2-y^3因式分解
问题描述:
x^2+x^2y-xy^2-y^3因式分解
答
原式=xy(x-y)+(x-y)(x^2+xy+y^2)=(x-y)(x^2+2xy+y^2)=(x-y)(x+y)^2
x^2+x^2y-xy^2-y^3因式分解
原式=xy(x-y)+(x-y)(x^2+xy+y^2)=(x-y)(x^2+2xy+y^2)=(x-y)(x+y)^2