x33x2的精選

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曲線y=-x3+3x2在點(1,2)處的切線方程為                              ...

曲線y=-x3+3x2在點(1,2)處的切線方程為                              ...

2021-05-28
問題詳情:曲線y=-x3+3x2在點(1,2)處的切線方程為                                                                 (   )    A.y=3x-1   ...