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函数 http://picflow.koolearn.com/upload/papers/20140823/20140823165404404965.png的图象如右图所示,那么 (   ) http://picflow.koolearn.com/upload/papers/20140823/201408231654044351366.png

发布时间:2021-07-16

A.http://picflow.koolearn.com/upload/papers/20140823/20140823165404607668.png

B.http://picflow.koolearn.com/upload/papers/20140823/20140823165404638664.png

C.http://picflow.koolearn.com/upload/papers/20140823/20140823165404607668.png

D.http://picflow.koolearn.com/upload/papers/20140823/20140823165404669656.png

试卷相关题目

  • 1用边长为48 cm的正方形铁皮做一个无盖的铁盒时,在铁皮的四角各截去一个面积相等的小正方形,然后把四边折起,就能焊接成铁盒,所做的铁盒容积最大时,在四角截去的正方形的边长为          (     )

    A.12 cm.

    B.16cm.

    C.4 cm.

    D.8 cm.

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  • 2函数 http://picflow.koolearn.com/upload/papers/20140823/20140823162919360866.gif的图象经过四个象限,则实数 http://picflow.koolearn.com/upload/papers/20140823/20140823162919391192.gif的取值范围是(   )

    A.http://picflow.koolearn.com/upload/papers/20140823/20140823162919422534.gif

    B.http://picflow.koolearn.com/upload/papers/20140823/20140823162919438543.gif

    C.http://picflow.koolearn.com/upload/papers/20140823/20140823162919453437.gif

    D.http://picflow.koolearn.com/upload/papers/20140823/20140823162919469545.gif

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  • 3如图,由曲线 http://picflow.koolearn.com/upload/papers/20140823/20140823170306380391.gif,直线 http://picflow.koolearn.com/upload/papers/20140823/20140823170306396303.gifhttp://picflow.koolearn.com/upload/papers/20140823/20140823170306411187.gif轴围成的封闭图形的面积是( ) http://picflow.koolearn.com/upload/papers/20140823/201408231703064892594.jpg

    A.http://picflow.koolearn.com/upload/papers/20140823/20140823170306505591.gif

    B.http://picflow.koolearn.com/upload/papers/20140823/20140823170306692622.gif

    C.http://picflow.koolearn.com/upload/papers/20140823/20140823170306708565.gif

    D.http://picflow.koolearn.com/upload/papers/20140823/20140823170306723931.gif

    开始考试点击查看答案
  • 4已知函数 http://picflow.koolearn.com/upload/papers/20140823/20140823162923119572.gif,则关于 http://picflow.koolearn.com/upload/papers/20140823/20140823162923135287.gif的零点叙述正确的是(   )

    A.当a=0时,函数http://picflow.koolearn.com/upload/papers/20140823/20140823162923135287.gif有两个零点

    B.函数http://picflow.koolearn.com/upload/papers/20140823/20140823162923135287.gif必有一个零点是正数[

    C.当http://picflow.koolearn.com/upload/papers/20140823/20140823162923182252.gif时,函数http://picflow.koolearn.com/upload/papers/20140823/20140823162923135287.gif有两个零点

    D.当http://picflow.koolearn.com/upload/papers/20140823/20140823162923322250.gif时,函数http://picflow.koolearn.com/upload/papers/20140823/20140823162923135287.gif有一个零点

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  • 5若函数 http://picflow.koolearn.com/upload/papers/20140823/20140823163409255798.gifhttp://picflow.koolearn.com/upload/papers/20140823/2014082316340925572.gif导函数 http://picflow.koolearn.com/upload/papers/20140823/20140823163409270412.gif在区间(-∞,4] 上是减函数,则实数 http://picflow.koolearn.com/upload/papers/20140823/20140823163409286192.gif的取值范围是(    )

    A.http://picflow.koolearn.com/upload/papers/20140823/20140823163409302407.gif

    B.http://picflow.koolearn.com/upload/papers/20140823/20140823163409317404.gif

    C.http://picflow.koolearn.com/upload/papers/20140823/20140823163409333418.gif

    D.http://picflow.koolearn.com/upload/papers/20140823/20140823163409364409.gif

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  • 6函数 http://picflow.koolearn.com/upload/papers/20140823/20140823163718561583.png的单调递减区间是(   )

    A.(-∞,0)

    B.(0,+∞)

    C.(-∞,-1),(1,+∞)

    D.(-1,1)

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  • 7http://picflow.koolearn.com/upload/papers/20140823/20140823170305850348.gif,则 http://picflow.koolearn.com/upload/papers/20140823/20140823170305865296.gif为()

    A.http://picflow.koolearn.com/upload/papers/20140823/20140823170305881267.gif

    B.http://picflow.koolearn.com/upload/papers/20140823/20140823170305897269.gif

    C.http://picflow.koolearn.com/upload/papers/20140823/20140823170305912281.gif

    D.http://picflow.koolearn.com/upload/papers/20140823/20140823170305928278.gif

    开始考试点击查看答案
  • 8函数 http://picflow.koolearn.com/upload/papers/20140823/20140823165655115728.png的单调递增区间是(    )

    A.http://picflow.koolearn.com/upload/papers/20140823/20140823165655146555.png

    B.(0,3)

    C.http://picflow.koolearn.com/upload/papers/20140823/20140823165655162563.png

    D.(1,4)

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  • 9函数 http://picflow.koolearn.com/upload/papers/20140823/20140823165916639571.png的导数 http://picflow.koolearn.com/upload/papers/20140823/20140823165916670601.png的图象如图所示, 则使函数 http://picflow.koolearn.com/upload/papers/20140823/20140823165916639571.png取得极大值的 http://picflow.koolearn.com/upload/papers/20140823/20140823165916701271.png的值是(     )

    A.http://picflow.koolearn.com/upload/papers/20140823/20140823165916732301.png

    B.http://picflow.koolearn.com/upload/papers/20140823/20140823165916748333.png

    C.http://picflow.koolearn.com/upload/papers/20140823/20140823165916763320.png

    D.http://picflow.koolearn.com/upload/papers/20140823/20140823165916779323.png http://picflow.koolearn.com/upload/papers/20140823/201408231659167953874.png

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  • 10函数 http://picflow.koolearn.com/upload/papers/20140823/20140823162533112574.gif,当 http://picflow.koolearn.com/upload/papers/20140823/20140823162533315489.gif时, http://picflow.koolearn.com/upload/papers/20140823/20140823162533378708.gif恒成立,则实数 http://picflow.koolearn.com/upload/papers/20140823/20140823162533393204.gif的取值范围是           

    A.http://picflow.koolearn.com/upload/papers/20140823/20140823162533424284.gif

    B.http://picflow.koolearn.com/upload/papers/20140823/20140823162533456492.gif

    C.http://picflow.koolearn.com/upload/papers/20140823/20140823162533471402.gif

    D.http://picflow.koolearn.com/upload/papers/20140823/20140823162533518390.gif

    开始考试点击查看答案
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