11-12高一上·甘肃兰州·期中
1 . 设函数
,若
>1,则a的取值范围是
![](https://img.xkw.com/dksih/QBM/2011/11/5/1570339030310912/1570339035439104/STEM/16aec981ef9d4cc7a1d48f482812c880.png?resizew=129)
![](https://img.xkw.com/dksih/QBM/2011/11/5/1570339030310912/1570339035439104/STEM/c73e2e16fe4b431a8683ee9b641f88f6.png?resizew=36)
A.(-1,1) | B.![]() | C.![]() | D.![]() |
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11-12高一上·甘肃兰州·期中
2 . 函数
有零点的区间是( )
![](https://img.xkw.com/dksih/QBM/2011/11/5/1570339030310912/1570339035389952/STEM/38e201dd3e484a3ab9735aa4ca221174.png?resizew=116)
A.(- 1 ,0) | B.(0,1) | C.(1,2) | D.(2,3) |
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11-12高一上·甘肃兰州·期中
3 . 函数
的图象是( )
![](https://img.xkw.com/dksih/QBM/2011/11/5/1570339030310912/1570339035373568/STEM/e60543e830ae4db3aaddb8f546bd3d38.png?resizew=47)
A.![]() | B.![]() |
C.![]() | D.![]() |
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