因式分解:x² -xy -2x+2y
来源:学生作业帮助网 编辑:六六作业网 时间:2024/12/23 00:42:21
因式分解:x²-xy-2x+2y因式分解:x²-xy-2x+2y因式分解:x²-xy-2x+2yx²-xy-2x+2y=x(x-y)-2(x-y)=(x-2)(
因式分解:x² -xy -2x+2y
因式分解:x² -xy -2x+2y
因式分解:x² -xy -2x+2y
x² -xy -2x+2y
=x(x-y)-2(x-y)
=(x-2)(x-y)
x²-xy-2x+2y=x﹙x-y﹚-2﹙x-y﹚=﹙x-y﹚﹙x-2﹚.
x² -xy -2x+2y
=x(x-y)-2(x-y)
=(x-2)(x-y)