分解因式:(2x+3)(x-2y)-(x-2y)(x-1)+(2y-x)
问题描述:
分解因式:(2x+3)(x-2y)-(x-2y)(x-1)+(2y-x)
- 有过程.
答
(2x+3)(x-2y)-(x-2y)(x-1)+(2y-x)=(2x+3)(x-2y)-(x-2y)(x-1)-(x-2y)
=(x-2y)[(2x+3)-(x-1)-1]
=(x-2y)(x+3).