(x-6y)(x+2y)+16y^2 因式分解

分类: 作业答案 • 2023-01-21 06:29:31

问题描述：

答

(x-6y)(x+2y)+16y^2
=x^2-4xy-12y^2+16y^2
=x^2-4xy+4y^2
=(x-2y)^2