-1/2x^2+2xy-xz因式分解.
问题描述:
-1/2x^2+2xy-xz因式分解.
答
-1/2x^2+2xy-xz
=x(-x/2+2y-z)
-1/2x^2+2xy-xz因式分解.
-1/2x^2+2xy-xz
=x(-x/2+2y-z)