位置:首页 > 题库频道 > 学历类 > 升学考试 > 高中(高考) > 数学(文科) > 高中数学代数与函数一其他练习题861

如果函数 http://picflow.koolearn.com/upload/papers/20140823/20140823165956622544.gif满足:对于任意的 http://picflow.koolearn.com/upload/papers/20140823/20140823165956637511.gif,都有 http://picflow.koolearn.com/upload/papers/20140823/20140823165956653639.gif恒成立,则 http://picflow.koolearn.com/upload/papers/20140823/20140823165956668192.gif的取 http://picflow.koolearn.com/upload/papers/20140823/2014082316595674672.gif值范围是(  )

发布时间:2021-07-16

A.http://picflow.koolearn.com/upload/papers/20140823/20140823165956778493.gif http://picflow.koolearn.com/upload/papers/20140823/2014082316595679372.gif

B.http://picflow.koolearn.com/upload/papers/20140823/20140823165956809644.gif

C.http://picflow.koolearn.com/upload/papers/20140823/20140823165956824893.gif

D.http://picflow.koolearn.com/upload/papers/20140823/20140823165956856903.gif

试卷相关题目

  • 1函数 http://picflow.koolearn.com/upload/papers/20140823/20140823163147045459.gif,若0<a<b,则f(ea)与f(eb)的大小关系是(    )

    A.f(ea)>f(eb)

    B.f(ea)

    C.f(ea)="f(eb)"

    D.无法确定

    开始考试点击查看答案
  • 2如图是函数 http://picflow.koolearn.com/upload/papers/20140823/20140823162856318270.gif的图像,则 http://picflow.koolearn.com/upload/papers/20140823/20140823162856318270.gif的导函数的图像可能是(   ) http://picflow.koolearn.com/upload/papers/20140823/20140823162856381858.gif http://picflow.koolearn.com/upload/papers/20140823/20140823162856396829.gifhttp://picflow.koolearn.com/upload/papers/20140823/20140823162856427854.gifhttp://picflow.koolearn.com/upload/papers/20140823/20140823162856443854.gifhttp://picflow.koolearn.com/upload/papers/20140823/20140823162856459849.gif

    B.

    C.

    开始考试点击查看答案
  • 3设函数 http://picflow.koolearn.com/upload/papers/20140823/20140823162932058485.gifhttp://picflow.koolearn.com/upload/papers/20140823/20140823162932074295.gif,若 http://picflow.koolearn.com/upload/papers/20140823/20140823162932105454.gif时, http://picflow.koolearn.com/upload/papers/20140823/20140823162932120637.gif>0恒成立,则实数m的取值范围是(  )

    A.(0,1)

    B.(-∞,0)

    C.(-∞,)

    D.(-∞,1)

    开始考试点击查看答案
  • 4以初速度40m/s向上抛一物体,ts时刻的位移 http://picflow.koolearn.com/upload/papers/20140823/20140823165026565880.png ,则此物体达到最高时的高度为(    )

    A.http://picflow.koolearn.com/upload/papers/20140823/20140823165026612631.png

    B.http://picflow.koolearn.com/upload/papers/20140823/20140823165026612604.png

    C.http://picflow.koolearn.com/upload/papers/20140823/20140823165026643594.png

    D.http://picflow.koolearn.com/upload/papers/20140823/20140823165026659596.png

    开始考试点击查看答案
  • 5某质点按规律 http://picflow.koolearn.com/upload/papers/20140823/20140823165925109497.png(s单位:m,t单位:s)作直线运动,则该质点在t=2时的瞬时速度为(   )

    A.9

    B.16

    C.24

    D.25

    开始考试点击查看答案
  • 6曲线 http://picflow.koolearn.com/upload/papers/20140823/20140823164559945826.png在点(0,1)处的切线与直线 http://picflow.koolearn.com/upload/papers/20140823/20140823164559976631.png垂直,则 http://picflow.koolearn.com/upload/papers/20140823/20140823164559992301.png(    )   

    A.http://picflow.koolearn.com/upload/papers/20140823/20140823164600023330.png

    B.http://picflow.koolearn.com/upload/papers/20140823/20140823164600070343.png

    C.http://picflow.koolearn.com/upload/papers/20140823/20140823164600288359.png

    D.http://picflow.koolearn.com/upload/papers/20140823/20140823164600304373.png

    开始考试点击查看答案
  • 7已知函数 y= f( x)( x∈R)的图象如图所示,则不等式 xf′( x)<0的解集为(  ) http://picflow.koolearn.com/upload/papers/20140823/201408231659559987014.jpg

    A.(-∞,)∪(,2)

    B.(-∞,)∪(2,+∞)

    C.(-1,0)∪(1,3)

    D.(-∞,0)∪(,2)

    开始考试点击查看答案
  • 8定义在 http://picflow.koolearn.com/upload/papers/20140823/20140823164636059310.png上的函数 http://picflow.koolearn.com/upload/papers/20140823/20140823164636106464.png满足 http://picflow.koolearn.com/upload/papers/20140823/20140823164636122495.pnghttp://picflow.koolearn.com/upload/papers/20140823/20140823164636137474.pnghttp://picflow.koolearn.com/upload/papers/20140823/20140823164636106464.png的导函数,已知 http://picflow.koolearn.com/upload/papers/20140823/20140823164636200592.png的图像如图所示,若两个正数 http://picflow.koolearn.com/upload/papers/20140823/20140823164636215287.pnghttp://picflow.koolearn.com/upload/papers/20140823/20140823164636231308.png满足 http://picflow.koolearn.com/upload/papers/20140823/20140823164636309679.png,则 http://picflow.koolearn.com/upload/papers/20140823/20140823164636340581.png的取值范围是(    )

    A.http://picflow.koolearn.com/upload/papers/20140823/20140823164636512583.png

    B.http://picflow.koolearn.com/upload/papers/20140823/20140823164636715886.png

    C.http://picflow.koolearn.com/upload/papers/20140823/20140823164636730565.png

    D.http://picflow.koolearn.com/upload/papers/20140823/20140823164636746539.png http://picflow.koolearn.com/upload/papers/20140823/201408231646367771919.png

    开始考试点击查看答案
  • 9函数在区间上有最小值,则实数的取值范围是(   )

    A.http://picflow.koolearn.com/upload/papers/20140823/20140823163946855363.png

    B.http://picflow.koolearn.com/upload/papers/20140823/20140823163946871379.png

    C.http://picflow.koolearn.com/upload/papers/20140823/20140823163946886336.png

    D.http://picflow.koolearn.com/upload/papers/20140823/20140823163946902342.png

    开始考试点击查看答案
  • 10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

    开始考试点击查看答案
返回顶部