x□—2x—xy+2y怎么化简
来源:学生作业帮 编辑:搜搜做题作业网作业帮 分类:数学作业 时间:2024/06/12 21:24:37
x□—2x—xy+2y怎么化简
x^2吧
x^2-2x-xy+2y
=x(x-2)-y(x-2)
=(x-2)(x-y)
x^2-2x-xy+2y
=x(x-2)-y(x-2)
=(x-2)(x-y)
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