1 . 已知集合
,
,则
( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d8bd646ea5f4b443c975e201d327056b.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f6baac8f985bdc46c0d398f45f112f68.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f347a1afda1822e54b6e9d8b6380c0d3.png)
A.![]() | B.![]() | C.![]() | D.![]() |
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2 . (1)已知
,化简:
;
(2)求值:
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/51f5f7a36e251bbc424ccc127ebb2881.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/02234a4998925016bd7f4f8fa9638df9.png)
(2)求值:
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b45c6eee8df6318ff054cf8ccf0a36f6.png)
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3 . 函数
的定义域为___________ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c3f6ff87f6da6144c4e98d5ed85b5e29.png)
您最近一年使用:0次
4 . 已知集合
,
或
.
(1)当
时,求
;
(2)若
,求实数
的取值范围.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6610b1d657d1786fceab2abc2f783e99.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b00e00aeafa5bccd8883fdb9b96355a3.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/074a2025262fb224ccab1efd1c8c992b.png)
(1)当
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e65397f11ea8af736f38debadf420c4a.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8fdbfa7a63fdf5717d40c8c9a73ec160.png)
(2)若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/dea9a4259cca10c1f5af28e621ebafd6.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0a6936d370d6a238a608ca56f87198de.png)
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5 . 设函数
,
( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7b1bcdf66c28e103c4bc3d592376772e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1c90e6fff82cb60933a93f91e3a34a60.png)
A.![]() | B.![]() | C.![]() | D.![]() |
您最近一年使用:0次
6 . 已知函数
,则
( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/edd2fbd503addf21746c9c6ae1e215a2.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c6ebfbd16965e214e84a525306e57d9c.png)
A.![]() | B.2 | C.![]() | D.1 |
您最近一年使用:0次
7 . 计算:
( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c30593d5d0aa2a285ea3fb7ce4df2f4a.png)
A.1 | B.0 | C.![]() | D.![]() |
您最近一年使用:0次
8 . 已知集合
,
,则
( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/bb6d9e9e68d8fa416188fe9c5efafae0.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5e4ce44eb8dae2543b682da92adf31e3.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b4b9b470218359a4a47be9244980489e.png)
A.![]() | B.![]() | C.![]() | D.![]() |
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9 . 若函数
,若
,则![](https://staticzujuan.xkw.com/quesimg/Upload/formula/380bbacf854e30e2e747fc286d2b9997.png)
__________ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4dc066e12a1a493f12b0a389e4d67208.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8935dc56111774227294e35d34c6200f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/380bbacf854e30e2e747fc286d2b9997.png)
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10 . 函数
的值域是( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/81c372cfb618d24280426f015b2d6980.png)
A.![]() | B.![]() | C.![]() | D.![]() |
您最近一年使用:0次