1 . 已知集合
,
,则
( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/bfc03ec3d78487844b44cd273efc9188.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0d90ff243b30c5448d90ab17e3d442ce.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b4b9b470218359a4a47be9244980489e.png)
A.![]() | B.![]() |
C.![]() | D.![]() |
您最近一年使用:0次
解题方法
2 . 已知函数
,若
,则
的值是( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/29d6b0fca70559f0750340ff1f16205b.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4f40ff8e33af8959ec4b4be02ca5000b.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/81dea63b8ce3e51adf66cf7b9982a248.png)
A.![]() | B.3或![]() | C.![]() ![]() | D.3或![]() ![]() |
您最近一年使用:0次
3 . 已知
,
,用a,b表示
为( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4cf3935ea958cb302fcd9d89a9182b3c.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8b486bca1f81601dc8efbba747c3c28e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/31e4b82cb8c0eee89c20390cbc6e7eea.png)
A.![]() | B.![]() | C.![]() | D.![]() |
您最近一年使用:0次
4 . 已知集合
,则
( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/dce1bf433db9bbb4ec3d6c8f389a609c.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0e5e1e33c1259195f7bb0198a3e6f65a.png)
A.![]() | B.![]() | C.![]() | D.![]() |
您最近一年使用:0次
解题方法
5 . 已知
,则下列结论正确的是( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c9be645df25ab61253c7fc7a2448bf48.png)
A.![]() | B.![]() |
C.![]() | D.![]() |
您最近一年使用:0次
6 . 已知集合
,则
( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/33db5bd0d6a552e2c73fb1429266e38f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b4b9b470218359a4a47be9244980489e.png)
A.![]() | B.![]() | C.![]() | D.![]() |
您最近一年使用:0次
解题方法
7 . 设
为实数,
,
,若
,则
的值为( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/81dea63b8ce3e51adf66cf7b9982a248.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0ca717c6a55e786238e64f7ebd69b9b2.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c93b9279f229a7aad112b3644e48b050.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/caf22d7d1a965bda25168a233fb6290c.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/81dea63b8ce3e51adf66cf7b9982a248.png)
A.0 | B.1 | C.2 | D.3 |
您最近一年使用:0次
8 . 已知集合
,
,则
( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/36113af7d0b0b4cf823babb95fb7536d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d3bb1662bae129fcfd57dc93d3c5adf8.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/95e60375f97ff7854f4d3a8b1108d2e3.png)
A.![]() | B.![]() |
C.![]() | D.![]() |
您最近一年使用:0次
9 . 设全集
,集合
,
,则
( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/fa4f59a3fd052f229e79e5aefa517913.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c3b521574d4860620bdc88b4a2a5b636.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/cba10a7e2a81844c157710357e36e64f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7459d8cc9c9a8603c6b0673661ed2e95.png)
A.![]() | B.![]() | C.![]() | D.![]() |
您最近一年使用:0次
解题方法
10 . 已知集合
,则
( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8429540a217a2091ef16e1dcd594397b.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b4b9b470218359a4a47be9244980489e.png)
A.![]() | B.![]() | C.![]() | D.![]() |
您最近一年使用:0次