分解因式:a(x-y+z)-b(x-y+z)-c(y-x-z)
问题描述:
分解因式:a(x-y+z)-b(x-y+z)-c(y-x-z)
答
a(x-y+z)-b(x-y+z)-c(y-x-z)
=a(x-y+z)-b(x-y+z)+c(x-y+z)
=(x-y+z)(a-b+c)