(x-2y)^2+16y-8x+16因式分解

分类: 作业答案 • 2022-01-19 14:31:37

问题描述：

答

(x-2y)^2+16y-8x+16
=(x-2y)^2-8x+16y+16
=(x-2y)^2-8(x-2y)+16
=[(x-2y)-4]^2
=(x-2y-4)^2