(x^2-2xy+y^2)+(-2x+2y)+1 分解因式.
问题描述:
(x^2-2xy+y^2)+(-2x+2y)+1 分解因式.
答
(x-y-1)^2
答
(x^2-2xy+y^2)+(-2x+2y)+1
=(x-y)^2-2(x-y)+1
=(x-y-1)^2
答
(x^2-2xy+y^2)+(-2x+2y)+1
=(x-y)^2-2(x-y)+1
=(x-y-1)^2
答
x^2-2xy+y^2)+(-2x+2y)+1
=(x-y)^2-2(x-y)+1
=(x-y-1)^2