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若函数 http://picflow.koolearn.com/upload/papers/20140823/20140823232854606447.png的导函数是 http://picflow.koolearn.com/upload/papers/20140823/20140823232854621649.png,则函数 http://picflow.koolearn.com/upload/papers/20140823/20140823232854653782.pnghttp://picflow.koolearn.com/upload/papers/20140823/20140823232854668543.png 的单调递减区间是

发布时间:2021-07-16

A.http://picflow.koolearn.com/upload/papers/20140823/20140823232854715378.png

B.http://picflow.koolearn.com/upload/papers/20140823/20140823232854731677.pnghttp://picflow.koolearn.com/upload/papers/20140823/20140823232854762417.png

C.http://picflow.koolearn.com/upload/papers/20140823/20140823232854793482.png

D.http://picflow.koolearn.com/upload/papers/20140823/20140823232854824597.pnghttp://picflow.koolearn.com/upload/papers/20140823/20140823232854840611.png

试卷相关题目

  • 1已知 http://picflow.koolearn.com/upload/papers/20140823/20140823225658860598.png都是定义在 http://picflow.koolearn.com/upload/papers/20140823/20140823225658876293.png上的函数,并满足:(1) http://picflow.koolearn.com/upload/papers/20140823/201408232256589071029.png; (2) http://picflow.koolearn.com/upload/papers/20140823/20140823225658922533.png;(3) http://picflow.koolearn.com/upload/papers/20140823/20140823225658954811.pnghttp://picflow.koolearn.com/upload/papers/20140823/20140823225658954941.png,则 http://picflow.koolearn.com/upload/papers/20140823/20140823225658985290.png(    )

    A.http://picflow.koolearn.com/upload/papers/20140823/20140823225659000318.png

    B.http://picflow.koolearn.com/upload/papers/20140823/20140823225659016280.png

    C.http://picflow.koolearn.com/upload/papers/20140823/20140823225659047356.png

    D.http://picflow.koolearn.com/upload/papers/20140823/20140823225659016280.pnghttp://picflow.koolearn.com/upload/papers/20140823/20140823225659000318.png

    开始考试点击查看答案
  • 2设f(x)、g(x)分别是定义在R上的奇函数和偶函数,当x<0时,f′(x)·g(x)+f(x)·g′(x)>0,且f(-3)·g(-3)=0,则不等式f(x)·g(x)<0的解集是(  )

    A.(-3,0)∪(3,+∞)

    B.(-3,0)∪ (0,3)

    C.(-∞,-3)∪(3,+∞)

    D.(-∞,-3)∪(0,3)

    开始考试点击查看答案
  • 3、已知对任意实数 http://picflow.koolearn.com/upload/papers/20140823/20140823230015218266.png,有 http://picflow.koolearn.com/upload/papers/20140823/20140823230015233816.png,且 http://picflow.koolearn.com/upload/papers/20140823/20140823230015264393.png时, http://picflow.koolearn.com/upload/papers/20140823/20140823230015280737.png,则 http://picflow.koolearn.com/upload/papers/20140823/20140823230015296386.png时(   )

    A.http://picflow.koolearn.com/upload/papers/20140823/20140823230015280737.png

    B.http://picflow.koolearn.com/upload/papers/20140823/20140823230015342757.png

    C.http://picflow.koolearn.com/upload/papers/20140823/20140823230015514746.png

    D.http://picflow.koolearn.com/upload/papers/20140823/20140823230015530702.png

    开始考试点击查看答案
  • 4设函数 http://picflow.koolearn.com/upload/papers/20140823/20140823232654189826.png 则(    )

    A.x=http://picflow.koolearn.com/upload/papers/20140823/20140823232654205338.png为f(x)的极大值点

    B.x=http://picflow.koolearn.com/upload/papers/20140823/20140823232654205338.png为f(x)的极小值点

    C.x=2为 f(x)的极大值点

    D.x=2为 f(x)的极小值点

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  • 5已知函数 http://picflow.koolearn.com/upload/papers/20140823/20140823224752079950.png在区间 http://picflow.koolearn.com/upload/papers/20140823/20140823224752095502.png上单调递增,那么实数 http://picflow.koolearn.com/upload/papers/20140823/20140823224752110283.png的取值范围是(   )

    A.http://picflow.koolearn.com/upload/papers/20140823/20140823224752219541.png

    B.http://picflow.koolearn.com/upload/papers/20140823/20140823224752235503.png

    C.http://picflow.koolearn.com/upload/papers/20140823/20140823224752251539.png

    D.http://picflow.koolearn.com/upload/papers/20140823/20140823224752344509.png

    开始考试点击查看答案
  • 6已知函数 http://picflow.koolearn.com/upload/papers/20140823/201408232326182621271.png在区间 http://picflow.koolearn.com/upload/papers/20140823/20140823232618340394.png上是减函数,则 http://picflow.koolearn.com/upload/papers/20140823/20140823232618387299.png的最小值是(  )  

    A.1

    B.2

    C.3

    D.4

    开始考试点击查看答案
  • 7对于R上可导的任意函数f(x),若满足(x+1)f′(x)≥0,则有(  )

    A.f(0)+f(-2)<2f(-1)

    B.f(0)+f(-2)≤2f(-1)

    C.f(0)+f(-2)>2f(-1)

    D.f(0)+f(-2)≥2f(-1)

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  • 8已知定义在R上的函数 http://picflow.koolearn.com/upload/papers/20140823/20140823231150932447.png的导函数 http://picflow.koolearn.com/upload/papers/20140823/20140823231150963461.png的大致图象如图所示,则下列结论一定正确的是 http://picflow.koolearn.com/upload/papers/20140823/201408232311509945009.jpg

    A.http://picflow.koolearn.com/upload/papers/20140823/20140823231151010766.png

    B.http://picflow.koolearn.com/upload/papers/20140823/20140823231151041772.png

    C.http://picflow.koolearn.com/upload/papers/20140823/20140823231151057745.png

    D.http://picflow.koolearn.com/upload/papers/20140823/20140823231151104769.png

    开始考试点击查看答案
  • 9http://picflow.koolearn.com/upload/papers/20140823/20140823225324469429.png是定义在 http://picflow.koolearn.com/upload/papers/20140823/20140823225324484518.png上的可导函数,且满足 http://picflow.koolearn.com/upload/papers/20140823/20140823225324547653.png. 若 http://picflow.koolearn.com/upload/papers/20140823/20140823225324562401.pnghttp://picflow.koolearn.com/upload/papers/20140823/20140823225324594692.png,则

    A.http://picflow.koolearn.com/upload/papers/20140823/20140823225324609646.png

    B.http://picflow.koolearn.com/upload/papers/20140823/20140823225324625657.png

    C.http://picflow.koolearn.com/upload/papers/20140823/20140823225324640630.png

    D.http://picflow.koolearn.com/upload/papers/20140823/20140823225324672622.png

    开始考试点击查看答案
  • 10如图是导函数 http://picflow.koolearn.com/upload/papers/20140823/20140823224652877612.png的图象,那么函数 http://picflow.koolearn.com/upload/papers/20140823/20140823224652908562.png在下面哪个区间是减函数(     ) http://picflow.koolearn.com/upload/papers/20140823/201408232246529245546.jpg

    A.http://picflow.koolearn.com/upload/papers/20140823/20140823224652955517.png

    B.http://picflow.koolearn.com/upload/papers/20140823/20140823224652971521.png

    C.http://picflow.koolearn.com/upload/papers/20140823/20140823224653002513.png

    D.http://picflow.koolearn.com/upload/papers/20140823/20140823224653017534.png

    开始考试点击查看答案
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