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、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(   )

发布时间:2021-07-16

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

试卷相关题目

  • 1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

    开始考试点击查看答案
  • 2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
  • 3如图为函数 http://picflow.koolearn.com/upload/papers/20140823/20140823230211485936.png的图象, http://picflow.koolearn.com/upload/papers/20140823/20140823230211500465.png为函数 http://picflow.koolearn.com/upload/papers/20140823/20140823230211531447.png的导函数,则不等式 http://picflow.koolearn.com/upload/papers/20140823/20140823230211547578.png的解集为(         ) http://picflow.koolearn.com/upload/papers/20140823/201408232302115631644.png

    A.http://picflow.koolearn.com/upload/papers/20140823/20140823230211578967.png

    B.http://picflow.koolearn.com/upload/papers/20140823/201408232302116091038.png

    C.http://picflow.koolearn.com/upload/papers/20140823/20140823230211641951.png

    D.http://picflow.koolearn.com/upload/papers/20140823/20140823230211656674.png

    开始考试点击查看答案
  • 4函数 http://picflow.koolearn.com/upload/papers/20140823/20140823231143600770.png的单调递减区间是

    A.http://picflow.koolearn.com/upload/papers/20140823/20140823231143616706.png

    B.http://picflow.koolearn.com/upload/papers/20140823/20140823231143662548.png

    C.http://picflow.koolearn.com/upload/papers/20140823/20140823231143678559.png

    D.http://picflow.koolearn.com/upload/papers/20140823/20140823231143772465.png

    开始考试点击查看答案
  • 5、函数 http://picflow.koolearn.com/upload/papers/20140823/20140823230248441732.png是减函数的区间为(  )

    A.http://picflow.koolearn.com/upload/papers/20140823/20140823230248457548.png

    B.http://picflow.koolearn.com/upload/papers/20140823/20140823230248472545.png

    C.http://picflow.koolearn.com/upload/papers/20140823/20140823230248488523.png

    D.(0,2)

    开始考试点击查看答案
  • 6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
  • 7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
  • 8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

    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

    开始考试点击查看答案
  • 9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
  • 10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)

    开始考试点击查看答案
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