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函数f(x)在定义域R内可导,若f(x)=f(2-x),且当x∈(-∞,1)时,(x-1) http://picflow.koolearn.com/upload/papers/20140823/20140823115545822279.gif<0,设a="f(0),b=" f( http://picflow.koolearn.com/upload/papers/20140823/20140823115545837225.gif),c= f(3),则(   )

发布时间:2021-07-16

A.a<b<c

B.c<a<b

C.c<b<a

D.b<c<a

试卷相关题目

  • 1已知 http://picflow.koolearn.com/upload/papers/20140823/20140823121151432330.gif,则 http://picflow.koolearn.com/upload/papers/20140823/20140823121151448279.gif的值为(      )

    A.1

    B.http://picflow.koolearn.com/upload/papers/20140823/20140823121151479213.gif

    C.http://picflow.koolearn.com/upload/papers/20140823/20140823121151588198.gif

    D.http://picflow.koolearn.com/upload/papers/20140823/20140823121151604202.gif

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  • 2函数y=2sinx的导数y′=(  )

    A.2cosx

    B.-2cosx

    C.cosx

    D.-cosx

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  • 3y=sin(3-4x),则y′=(  )

    A.-sin(3-4x)

    B.3-cos(-4x)

    C.4cos(3-4x)

    D.-4cos(3-4x)

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  • 4已知函数f(x)在R上可导,且f(x)=x2+2xf′(2),则函数f(x)的解析式为(  )

    A.f(x)=x2+8x

    B.f(x)=x2-8x

    C.f(x)=x2+2x

    D.f(x)=x2-2x

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  • 5已知函数f(x)=ax3+3x2+2,若f′(-1)=4,则a的值是(  )

    A.193

    B.133

    C.103

    D.163

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  • 6已知函数f(x)=x2+bx+c的导函数y=f′(x)的图象如图所示,且f(x)满足b2-4c>0,那么f(x)的顶点所在的象限为(  )

    A.第一象限

    B.第二象限

    C.第三象限

    D.第四象限 http://picflow.koolearn.com/upload/papers/20140611/201406111343102612523.png

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  • 7设函数f(x)=xm+ax的导数f′(x)=2x+3,则数列{}(n∈N*)的前n项和是(  )

    A.2nn+1

    B.n2(n+2)

    C.n-1n+1

    D.2(n+1)n+2

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  • 8函数y=f(x)的图象过原点且它的导函数y=f"(x)的图象是如图所示的一条直线,y=f(x)的图象的顶点在(  )

    A.第I象限

    B.第Ⅱ象限

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  • 9http://picflow.koolearn.com/upload/papers/20140823/20140823002651521665.gif等于(     )

    A.http://picflow.koolearn.com/upload/papers/20140823/20140823002651537196.gif

    B.2

    C.http://picflow.koolearn.com/upload/papers/20140823/20140823002651537196.gif-2

    D.http://picflow.koolearn.com/upload/papers/20140823/20140823002651537196.gif+2

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  • 10函数f(x)=(2πx)2的导数是(  )

    A.f′(x)=4πx

    B.f′(x)=4π2x

    C.f′(x)=8π2x

    D.f′(x)=16πx

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