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函数 http://picflow.koolearn.com/upload/papers/20140823/20140823231143600770.png的单调递减区间是

发布时间:2021-07-16

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

试卷相关题目

  • 1、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)

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  • 2函数 http://picflow.koolearn.com/upload/papers/20140823/20140823225516305447.png在定义域R内可导,若 http://picflow.koolearn.com/upload/papers/20140823/20140823225516321740.pnghttp://picflow.koolearn.com/upload/papers/20140823/20140823225516352681.png,若 http://picflow.koolearn.com/upload/papers/20140823/201408232255163681035.pnghttp://picflow.koolearn.com/upload/papers/20140823/20140823225516399450.png的大小关系是

    A.http://picflow.koolearn.com/upload/papers/20140823/20140823225516415480.png

    B.http://picflow.koolearn.com/upload/papers/20140823/20140823225516446480.png   

    C.http://picflow.koolearn.com/upload/papers/20140823/20140823225516461470.png

    D.http://picflow.koolearn.com/upload/papers/20140823/20140823225516477479.png

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  • 3、函数 http://picflow.koolearn.com/upload/papers/20140823/20140823230052190705.png的递增区间是                        

    A.http://picflow.koolearn.com/upload/papers/20140823/20140823230052221538.png

    B.http://picflow.koolearn.com/upload/papers/20140823/20140823230052236915.png

    C.http://picflow.koolearn.com/upload/papers/20140823/20140823230052377613.png

    D.http://picflow.koolearn.com/upload/papers/20140823/20140823230052580878.png

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  • 4http://picflow.koolearn.com/upload/papers/20140823/20140823233015351447.png是定义在R上的奇函数,且 http://picflow.koolearn.com/upload/papers/20140823/20140823233015367525.png,当x>0时,有 http://picflow.koolearn.com/upload/papers/20140823/20140823233015398584.png的导数小于零恒成立,则不等式 http://picflow.koolearn.com/upload/papers/20140823/20140823233015429607.png的解集是(    )

    A.(一2,0)http://picflow.koolearn.com/upload/papers/20140823/20140823233015445249.png(2,+ http://picflow.koolearn.com/upload/papers/20140823/20140823233015461313.png

    B.(一2,0)http://picflow.koolearn.com/upload/papers/20140823/20140823233015445249.png(0,2)

    C.(-http://picflow.koolearn.com/upload/papers/20140823/20140823233015461313.png,-2)http://picflow.koolearn.com/upload/papers/20140823/20140823233015445249.png(2,+ http://picflow.koolearn.com/upload/papers/20140823/20140823233015461313.png

    D.(-http://picflow.koolearn.com/upload/papers/20140823/20140823233015461313.png,-2)http://picflow.koolearn.com/upload/papers/20140823/20140823233015445249.png(0,2)

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  • 5若函数 http://picflow.koolearn.com/upload/papers/20140823/20140823233947888723.png有3个不同的零点,则实数 http://picflow.koolearn.com/upload/papers/20140823/20140823233947904283.png的取值范围是(  )

    A.http://picflow.koolearn.com/upload/papers/20140823/20140823233947919493.png

    B.http://picflow.koolearn.com/upload/papers/20140823/20140823233947950400.png

    C.http://picflow.koolearn.com/upload/papers/20140823/20140823233947966542.png

    D.http://picflow.koolearn.com/upload/papers/20140823/20140823233947997543.png

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  • 6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

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  • 7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

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  • 8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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  • 9、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

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  • 10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)

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