mn(x-y)-m(y-x)的因式分解
问题描述:
mn(x-y)-m(y-x)的因式分解
答
原式=mn(x-y)+m(x-y)
=m(x-y)(n+1)
mn(x-y)-m(y-x)的因式分解
原式=mn(x-y)+m(x-y)
=m(x-y)(n+1)