-y+x²y=多少?
来源:学生作业帮助网 编辑:作业帮 时间:2024/08/04 06:03:55
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-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:作业帮 时间:2024/08/04 06:03:55
-y+x²y=多少?
-y+x²y=多少?
-y+x²y=多少?
-y+x²y
=x²y-y
=y(x²-1)
=y(x+1)(x-1)