1 . 已知函数
,若
对任意的
恒成立,则实数
的取值范围是
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1cc4bc8834d212000b77bd28f621c3ef.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d919caa5309de35b349bc5091c827ecd.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3c2c8f91f560ff0c9f3aae0676fc383d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0a6936d370d6a238a608ca56f87198de.png)
A.![]() | B.![]() | C.![]() | D.![]() |
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2 . 已知函数![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9936856bcf72f81f601c3a7a07bc539c.png)
,则
的解集为
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9936856bcf72f81f601c3a7a07bc539c.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f6d4940c93bc15356acb0fedb75d7221.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/22e38c541dec8fce1d26886e5ef7d21f.png)
A.![]() | B.![]() |
C.![]() | D.![]() |
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名校
3 . 函数
为定义在
上的奇函数,当
时,函数单调递增.若
,则满足
的
的取值范围是
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1c7028a5fa4d781d382ca3b73b74796e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4aa0df7f1e45f9de29e802c7f19a4f64.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a154aa77357cb73cbcd37275d873a324.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/09ed1362cff046dd422a983c4699fed2.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ef5167276b4f00d264ee77daa81da8ca.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/81dea63b8ce3e51adf66cf7b9982a248.png)
A.![]() | B.![]() | C.![]() | D.![]() |
您最近一年使用:0次
2018-03-16更新
|
1401次组卷
|
2卷引用:福建省三明市A片区高中联盟校2017-2018学年高一上学期阶段性考试数学试题