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當x=2時,代數式ax3+bx+1的值爲3,那麼當x=-2時,代數式ax3+bx+1的值是(   ) A.1 ...

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問題詳情:

當x=2時,代數式ax3+bx+1的值爲3,那麼當x=-2時,代數式ax3+bx+1的值是(   ) A.1 ...

當x=2時,代數式ax3+bx+1的值爲3,那麼當x=-2時,代數式ax3+bx+1的值是(    )

  A .1         B. -1         C. 3          D . 2

                                                                                                                                                                                                                                                                                                                                         

【回答】

B

知識點:整式

題型:選擇題

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