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已知 http://picflow.koolearn.com/upload/papers/20140824/20140824023502041464.png为定义在 http://picflow.koolearn.com/upload/papers/20140824/20140824023502057529.png上的可导函数, http://picflow.koolearn.com/upload/papers/20140824/20140824023502073635.png对于 http://picflow.koolearn.com/upload/papers/20140824/20140824023502088437.png恒成立,且 http://picflow.koolearn.com/upload/papers/20140824/20140824023502104267.png为自然对数的底数,则(    )

发布时间:2021-07-16

A.http://picflow.koolearn.com/upload/papers/20140824/201408240235021191159.png

B.http://picflow.koolearn.com/upload/papers/20140824/201408240235021351065.png

C.http://picflow.koolearn.com/upload/papers/20140824/201408240235021511092.png

D.http://picflow.koolearn.com/upload/papers/20140824/20140824023502166831.pnghttp://picflow.koolearn.com/upload/papers/20140824/20140824023502182809.png的大小不能确定

试卷相关题目

  • 1已知函数 http://picflow.koolearn.com/upload/papers/20140824/20140824030856847680.png,若 http://picflow.koolearn.com/upload/papers/20140824/20140824030856862490.png,且 http://picflow.koolearn.com/upload/papers/20140824/20140824030856878619.png,则 http://picflow.koolearn.com/upload/papers/20140824/20140824030856893412.png的最小值是(  )

    A.-16

    B.-12

    C.-10

    D.-8

    开始考试点击查看答案
  • 2已知函数 http://picflow.koolearn.com/upload/papers/20140824/20140824031448658936.pnghttp://picflow.koolearn.com/upload/papers/20140824/20140824031448674292.pnghttp://picflow.koolearn.com/upload/papers/20140824/20140824031448690300.png点处取到极值,其中 http://picflow.koolearn.com/upload/papers/20140824/20140824031448674292.png是坐标原点, http://picflow.koolearn.com/upload/papers/20140824/20140824031448690300.png在曲线 http://picflow.koolearn.com/upload/papers/20140824/201408240314487361351.png上,则曲线 http://picflow.koolearn.com/upload/papers/20140824/20140824031448752562.png的切线的斜率的最大值是(  )

    A.http://picflow.koolearn.com/upload/papers/20140824/20140824031448752474.png

    B.http://picflow.koolearn.com/upload/papers/20140824/20140824031448783388.png

    C.http://picflow.koolearn.com/upload/papers/20140824/20140824031448799683.png

    D.http://picflow.koolearn.com/upload/papers/20140824/20140824031448814669.png

    开始考试点击查看答案
  • 3已知函数 http://picflow.koolearn.com/upload/papers/20140824/20140824021829474561.png的定义域为 http://picflow.koolearn.com/upload/papers/20140824/20140824021829490303.png,满足 http://picflow.koolearn.com/upload/papers/20140824/20140824021829505733.png且函数 http://picflow.koolearn.com/upload/papers/20140824/20140824021829536655.png为偶函数, http://picflow.koolearn.com/upload/papers/20140824/201408240218295521133.png,则实数 http://picflow.koolearn.com/upload/papers/20140824/20140824021829568450.png的大小关系是(   )

    A.http://picflow.koolearn.com/upload/papers/20140824/20140824021829599480.png

    B.http://picflow.koolearn.com/upload/papers/20140824/20140824021829614479.png

    C.http://picflow.koolearn.com/upload/papers/20140824/20140824021829630481.png

    D.http://picflow.koolearn.com/upload/papers/20140824/20140824021829646484.png

    开始考试点击查看答案
  • 4已知函数f(x)的定义域为R,对任意 http://picflow.koolearn.com/upload/papers/20140824/20140824023513585433.png,有 http://picflow.koolearn.com/upload/papers/20140824/20140824023513601624.png,且 http://picflow.koolearn.com/upload/papers/20140824/20140824023513617551.png,则f(x)<3x+6的解集为(  )

    A.(-1, 1)

    B.(-1,+http://picflow.koolearn.com/upload/papers/20140824/20140824023513648313.png

    C.(-http://picflow.koolearn.com/upload/papers/20140824/20140824023513648313.png,-1)

    D.(-http://picflow.koolearn.com/upload/papers/20140824/20140824023513648313.png,+http://picflow.koolearn.com/upload/papers/20140824/20140824023513648313.png

    开始考试点击查看答案
  • 5已知定义在实数集R上的函数 http://picflow.koolearn.com/upload/papers/20140824/20140824024358526447.png满足 http://picflow.koolearn.com/upload/papers/20140824/20140824024358542446.png,且 http://picflow.koolearn.com/upload/papers/20140824/20140824024358526447.png的导数 http://picflow.koolearn.com/upload/papers/20140824/20140824024358573503.png在R上恒有 http://picflow.koolearn.com/upload/papers/20140824/20140824024358589892.png,则不等式 http://picflow.koolearn.com/upload/papers/20140824/20140824024358604795.png的解集是(  )

    A.http://picflow.koolearn.com/upload/papers/20140824/20140824024358604509.png

    B.http://picflow.koolearn.com/upload/papers/20140824/20140824024358620517.png

    C.http://picflow.koolearn.com/upload/papers/20140824/20140824024358635414.png

    D.http://picflow.koolearn.com/upload/papers/20140824/20140824024358651707.png

    开始考试点击查看答案
  • 6可导函数 http://picflow.koolearn.com/upload/papers/20140824/20140824033140149452.png的导函数为 http://picflow.koolearn.com/upload/papers/20140824/20140824033140149454.png,且满足:① http://picflow.koolearn.com/upload/papers/20140824/20140824033140164672.png;② http://picflow.koolearn.com/upload/papers/20140824/20140824033140180717.png,记 http://picflow.koolearn.com/upload/papers/20140824/20140824033140195587.pnghttp://picflow.koolearn.com/upload/papers/20140824/20140824033140211645.pnghttp://picflow.koolearn.com/upload/papers/20140824/20140824033140227577.pnghttp://picflow.koolearn.com/upload/papers/20140824/20140824033140258434.png的大小顺序为(  )

    A.http://picflow.koolearn.com/upload/papers/20140824/20140824033140273462.png

    B.http://picflow.koolearn.com/upload/papers/20140824/20140824033140289457.png

    C.http://picflow.koolearn.com/upload/papers/20140824/20140824033140289461.png

    D.http://picflow.koolearn.com/upload/papers/20140824/20140824033140305461.png

    开始考试点击查看答案
  • 7已知不等式 http://picflow.koolearn.com/upload/papers/20140824/20140824024422847685.png的解集 http://picflow.koolearn.com/upload/papers/20140824/20140824024422862396.png,则函数 http://picflow.koolearn.com/upload/papers/20140824/201408240244228781138.png单调递增区间为(    )

    A.(-http://picflow.koolearn.com/upload/papers/20140824/20140824024422894639.png

    B.(-1,3)

    C.( -3,1)

    D.(http://picflow.koolearn.com/upload/papers/20140824/20140824024422894635.png

    开始考试点击查看答案
  • 8设函数 http://picflow.koolearn.com/upload/papers/20140824/20140824021621320447.png的导函数为 http://picflow.koolearn.com/upload/papers/20140824/20140824021621335466.png,对任意 http://picflow.koolearn.com/upload/papers/20140824/20140824021621335433.png都有 http://picflow.koolearn.com/upload/papers/20140824/20140824021621351618.png成立,则(  )

    A.http://picflow.koolearn.com/upload/papers/20140824/20140824021621367771.png

    B.http://picflow.koolearn.com/upload/papers/20140824/20140824021621382744.png

    C.http://picflow.koolearn.com/upload/papers/20140824/20140824021621398787.png

    D.http://picflow.koolearn.com/upload/papers/20140824/20140824021621491597.pnghttp://picflow.koolearn.com/upload/papers/20140824/20140824021621507590.png的大小不确定

    开始考试点击查看答案
  • 9已知函数 http://picflow.koolearn.com/upload/papers/20140824/20140824032112637495.png的定义域为 http://picflow.koolearn.com/upload/papers/20140824/20140824032112637379.png,部分对应值如下表, http://picflow.koolearn.com/upload/papers/20140824/201408240321126691795.png http://picflow.koolearn.com/upload/papers/20140824/20140824032112637495.png的导函数 http://picflow.koolearn.com/upload/papers/20140824/20140824032112700623.png的图象如图所示. http://picflow.koolearn.com/upload/papers/20140824/201408240321127152084.png 下列关于 http://picflow.koolearn.com/upload/papers/20140824/20140824032112637495.png的命题: ①函数 http://picflow.koolearn.com/upload/papers/20140824/20140824032112637495.png的极大值点为 http://picflow.koolearn.com/upload/papers/20140824/20140824032112747262.pnghttp://picflow.koolearn.com/upload/papers/20140824/20140824032112762248.png; ②函数 http://picflow.koolearn.com/upload/papers/20140824/20140824032112637495.pnghttp://picflow.koolearn.com/upload/papers/20140824/20140824032112793430.png上是减函数; ③如果当 http://picflow.koolearn.com/upload/papers/20140824/20140824032112809524.png时, http://picflow.koolearn.com/upload/papers/20140824/20140824032112637495.png的最大值是2,那么 http://picflow.koolearn.com/upload/papers/20140824/20140824032112825267.png的最大值为4; ④函数 http://picflow.koolearn.com/upload/papers/20140824/20140824032112840600.png最多有2个零点. 其中正确命题的序号是     (       )

    A.①②

    B.③④

    C.①②④

    D.②③④.

    开始考试点击查看答案
  • 10已知函数 http://picflow.koolearn.com/upload/papers/20140824/20140824023406521447.png满足 http://picflow.koolearn.com/upload/papers/20140824/20140824023406536653.png,且当 http://picflow.koolearn.com/upload/papers/20140824/20140824023406552717.png时, http://picflow.koolearn.com/upload/papers/20140824/20140824023406583720.png,则(     )

    A.http://picflow.koolearn.com/upload/papers/20140824/20140824023406614738.png

    B.http://picflow.koolearn.com/upload/papers/20140824/20140824023406630732.png

    C.http://picflow.koolearn.com/upload/papers/20140824/20140824023406661739.png

    D.http://picflow.koolearn.com/upload/papers/20140824/20140824023406661739.png

    开始考试点击查看答案
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