满分5 >
高中数学试题 >
已知b>a>1,t>0,如果ax=a+t,那么bx与b+t的大小关系是( ) A...
已知b>a>1,t>0,如果ax=a+t,那么bx与b+t的大小关系是( )
A.bx>b+t
B.bx<b+t
C.bx≥b+t
D.bx≤b+t
考点分析:
相关试题推荐
对于函数f(x)=asinx+bx+c(其中,a,b∈R,c∈Z),选取a,b,c的一组值计算f(1)和f(-1),所得出的正确结果一定不可能是( )
A.4和6
B.3和1
C.2和4
D.1和2
查看答案
在△ABC,已知
![manfen5.com 满分网](http://img.manfen5.com/res/GZSX/web/STSource/20131103100856616159316/SYS201311031008566161593006_ST/0.png)
,则|
![manfen5.com 满分网](http://img.manfen5.com/res/GZSX/web/STSource/20131103100856616159316/SYS201311031008566161593006_ST/1.png)
|的值为( )
A.1
B.
![manfen5.com 满分网](http://img.manfen5.com/res/GZSX/web/STSource/20131103100856616159316/SYS201311031008566161593006_ST/2.png)
C.
![manfen5.com 满分网](http://img.manfen5.com/res/GZSX/web/STSource/20131103100856616159316/SYS201311031008566161593006_ST/3.png)
D.2
查看答案
![manfen5.com 满分网](http://img.manfen5.com/res/GZSX/web/STSource/20131103100856616159316/SYS201311031008566161593005_ST/images0.png)
已知函数f(x)=log
a(x+b)的大致图象如图,其中a,b为常数,则函数g(x)=a
x+b的大致图象是( )
A.
![manfen5.com 满分网](http://img.manfen5.com/res/GZSX/web/STSource/20131103100856616159316/SYS201311031008566161593005_ST/images1.png)
B.
![manfen5.com 满分网](http://img.manfen5.com/res/GZSX/web/STSource/20131103100856616159316/SYS201311031008566161593005_ST/images2.png)
C.
![manfen5.com 满分网](http://img.manfen5.com/res/GZSX/web/STSource/20131103100856616159316/SYS201311031008566161593005_ST/images3.png)
D.
查看答案
△ABC中,点E为AB边的中点,点F为AC边的中点,BF交CE于点G,若
![manfen5.com 满分网](http://img.manfen5.com/res/GZSX/web/STSource/20131103100856616159316/SYS201311031008566161593004_ST/0.png)
,则x+y等于( )
A.
![manfen5.com 满分网](http://img.manfen5.com/res/GZSX/web/STSource/20131103100856616159316/SYS201311031008566161593004_ST/1.png)
B.
![manfen5.com 满分网](http://img.manfen5.com/res/GZSX/web/STSource/20131103100856616159316/SYS201311031008566161593004_ST/2.png)
C.1
D.
查看答案
已知正项等差数列{a
n}的前n项和为S
n,且S
15=45,M为a
5,a
11的等比中项,则M的最大值为( )
A.3
B.6
C.9
D.36
查看答案