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函数y=ax+1(a>0且a≠1)的图象必经过点( ) A.(0,1) B.(1...
函数y=ax+1(a>0且a≠1)的图象必经过点( )
A.(0,1)
B.(1,0)
C.(2,1)
D.(0,2)
考点分析:
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集合M={x|-2≤x≤2},N={y|0≤y≤2},给出下列四个图形,其中能表示以M为定义域,N为值域的函数关系的是( )
A.
![manfen5.com 满分网](http://img.manfen5.com/res/GZSX/web/STSource/20131103102651667536795/SYS201311031026516675367007_ST/images0.png)
B.
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C.
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D.
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设
![manfen5.com 满分网](http://img.manfen5.com/res/GZSX/web/STSource/20131103102651667536795/SYS201311031026516675367006_ST/0.png)
,则( )
A.a<b<c
B.b<a<c
C.b<c<a
D.c<b<a
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与y=|x|为同一函数的是( )
A.
![manfen5.com 满分网](http://img.manfen5.com/res/GZSX/web/STSource/20131103102651667536795/SYS201311031026516675367005_ST/0.png)
B.
![manfen5.com 满分网](http://img.manfen5.com/res/GZSX/web/STSource/20131103102651667536795/SYS201311031026516675367005_ST/1.png)
C.
![manfen5.com 满分网](http://img.manfen5.com/res/GZSX/web/STSource/20131103102651667536795/SYS201311031026516675367005_ST/2.png)
D.
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设
![manfen5.com 满分网](http://img.manfen5.com/res/GZSX/web/STSource/20131103102651667536795/SYS201311031026516675367004_ST/0.png)
,则f(5)的值为( )
A.10
B.9
C.12
D.13
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函数
![manfen5.com 满分网](http://img.manfen5.com/res/GZSX/web/STSource/20131103102651667536795/SYS201311031026516675367003_ST/0.png)
的定义域是( )
A.(2,3]
B.(3,+∞)
C.(1,2)∪(2,3]
D.(-∞,1)∪(1,2)∪(2,3]
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