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    已知函數(shù)f(x)的導(dǎo)數(shù)為.且圖象過(guò)點(diǎn)取得極大值-5時(shí).x的值應(yīng)為( ) 1 (D)±1 查看更多

     

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    已知函數(shù)f(x)的導(dǎo)數(shù)為f′(x)=4x3-4x,且圖象過(guò)點(diǎn)(2,3),當(dāng)函數(shù)f(x)取得極大值-5時(shí),x的值應(yīng)為(  )

    A.-1               B.0                C.1                D.±1

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    已知函數(shù)f(x)的導(dǎo)數(shù)為f′(x)=4x3-4x,且f(x)的圖象過(guò)點(diǎn)(0,-5),當(dāng)函數(shù)f(x)取得極大值-5時(shí),x=_________.

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     已知函數(shù)f (x)的導(dǎo)數(shù)為且圖象過(guò)點(diǎn)(0,-5),當(dāng)函數(shù)f (x)取得極大值-5時(shí),x的值應(yīng)為              (    )

    A.0            B.-1  C.1            D.±1

     

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    已知函數(shù)f(x)的導(dǎo)數(shù)為(x)=4x3-4x,且圖象過(guò)點(diǎn)(2,3),當(dāng)函數(shù)f(x)取得極大值-5時(shí),x的值應(yīng)為

    [  ]

    A.-1

    B.0

    C.1

    D.±1

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    已知函數(shù)f(x)的導(dǎo)數(shù)為(x)=4x3-4x,且圖象過(guò)點(diǎn)(0,-5),當(dāng)函數(shù)f(x)取得極大值-5時(shí),x的值應(yīng)為

    [  ]

    A.-1

    B.0

    C.1

    D.±1

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