将多项式m(m-x)(m-y)-y(x-m)(y-m)分解因式为?

问题描述:

将多项式m(m-x)(m-y)-y(x-m)(y-m)分解因式为?


m(m-x)(m-y)-y(x-m)(y-m)
=m(m-x)(m-y)-y(m-x)(m-y)
=(m-x)(m-y)(m-y)
=(m-x)(m-y)²