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[函数] 取值范围问题

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apk posted 2016-4-2 16:53 |Read mode

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游客 posted 2016-4-5 13:51

Last edited by 游客 2016-4-5 14:21讨论a>0和a<0，用函数f(x)= x│x│ 的图象。

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未命名.PNG

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2025-7-15 14:55 GMT+8

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