-y+x²y=多少?
来源：学生作业帮助网 编辑：六六作业网 时间：2024/07/14 17:02:32
-y+x²y=多少?-y+x²y=多少?-y+x²y=多少?-y+x²y=x²y-y=y(x²-1)=y(x+1)(x-1)
-y+x²y=多少?
-y+x²y=多少?
-y+x²y=多少?
-y+x²y
=x²y-y
=y(x²-1)
=y(x+1)(x-1)
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来源：学生作业帮助网 编辑：六六作业网 时间：2024/07/14 17:02:32
-y+x²y=多少?
-y+x²y=多少?
-y+x²y=多少?
-y+x²y
=x²y-y
=y(x²-1)
=y(x+1)(x-1)