名校
1 . 设集合
,集合
,
,则实数
( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/fa4f59a3fd052f229e79e5aefa517913.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/04f45dcf3782c4884fbe42f875dc637c.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7a2fe902cc7157a8d326e57fa6cf7d0c.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/df5be1440d099f464ef46dee39de6010.png)
A.![]() | B.![]() | C.![]() | D.![]() |
您最近一年使用:0次
2022-07-05更新
|
447次组卷
|
3卷引用:云南省昭通市市直中学2021-2022学年高二下学期期中考试数学试题
2 . 已知函数
,其中
.
(1)讨论函数
的单调性;
(2)若函数
有两个零点,求
的取值范围.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4bd037cec87ff3f7cefcde02a9411a7a.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/22dd8b3dc4c609bab82d356a5cc2208d.png)
(1)讨论函数
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/09f86f37ec8e15846bd731ab4fcdbacd.png)
(2)若函数
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/09f86f37ec8e15846bd731ab4fcdbacd.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0a6936d370d6a238a608ca56f87198de.png)
您最近一年使用:0次
2022-04-14更新
|
789次组卷
|
5卷引用:云南省昭通市市直中学2021-2022学年高二下学期期中考试数学试题