设集合
,
,则
( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/fe917cf0797b3c1eaf53d474e9a5c924.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ae0dec48e7ff8df3162b013838f9468b.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b4b9b470218359a4a47be9244980489e.png)
A.1 | B.![]() | C.![]() | D.![]() |
更新时间:2020-10-03 22:17:08
|
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单选题
|
较易
(0.85)
名校
解题方法
【推荐1】已知集合
,
.若
,则实数
的取值范围是( ).
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2e2ea490718eb274fc9ab485f73bdc72.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2cb1f0f6ae0bcc575b57a28a9ca6b7bd.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c2ad78dc8b8aed907b4fe9640c997454.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0a6936d370d6a238a608ca56f87198de.png)
A.![]() | B.![]() | C.![]() | D.![]() |
您最近一年使用:0次
单选题
|
较易
(0.85)
解题方法
【推荐2】已知函数
的值域为集合A,不等式
的解集为集合B,则![](https://staticzujuan.xkw.com/quesimg/Upload/formula/95e60375f97ff7854f4d3a8b1108d2e3.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2eae1b87c23b45ce5e5e74d5b1d73234.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/94a0ab4bf53b653678fd56c08c6f3942.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/95e60375f97ff7854f4d3a8b1108d2e3.png)
A.![]() | B.![]() | C.![]() | D.![]() |
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