已知函数
![manfen5.com 满分网](http://img.manfen5.com/res/GZSX/web/STSource/20131103101221045933212/SYS201311031012210459332012_ST/0.png)
在区间
![manfen5.com 满分网](http://img.manfen5.com/res/GZSX/web/STSource/20131103101221045933212/SYS201311031012210459332012_ST/1.png)
上为单调增函数,则实数a的取值范围
.
考点分析:
相关试题推荐
在极坐标系中,点A的极坐标是(1,π),点P是曲线C:ρ=2sinθ上的动点,则|PA|的最大值为
.
查看答案
以Rt△ABC的直角边AB为直径作圆O,圆O与斜边AC交于D,过D作圆O的切线与BC交于E,若BC=3,AB=4,则OE=
.
查看答案
集合A={x||2x-1|>1},集合B={y|y=|log
ax|,x∈[m,n],a>1},若B=C
RA且n-m的最小值为
![manfen5.com 满分网](http://img.manfen5.com/res/GZSX/web/STSource/20131103101221045933212/SYS201311031012210459332009_ST/0.png)
,则a=
.
查看答案
已知二项式
![manfen5.com 满分网](http://img.manfen5.com/res/GZSX/web/STSource/20131103101221045933212/SYS201311031012210459332008_ST/0.png)
展开式的前三项系数成等差数列,则a=
.
查看答案
设函数f(x)=
![manfen5.com 满分网](http://img.manfen5.com/res/GZSX/web/STSource/20131103101221045933212/SYS201311031012210459332007_ST/0.png)
,若f(|x|+|3-x|)>f(4),则x的取值范围是( )
A.
![manfen5.com 满分网](http://img.manfen5.com/res/GZSX/web/STSource/20131103101221045933212/SYS201311031012210459332007_ST/1.png)
B.
![manfen5.com 满分网](http://img.manfen5.com/res/GZSX/web/STSource/20131103101221045933212/SYS201311031012210459332007_ST/2.png)
C.(
![manfen5.com 满分网](http://img.manfen5.com/res/GZSX/web/STSource/20131103101221045933212/SYS201311031012210459332007_ST/3.png)
D.
查看答案