名校
1 . 若函数
,则对于满足
的任意实数
,有( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1dc092a02fca5a3719f4a4c40308fe21.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a0a633afe66a40f866029ceeae39f353.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8ce7ae90d808f05e86ea063238e4b2f9.png)
A.![]() | B.![]() |
C.![]() | D.![]() |
您最近一年使用:0次
名校
2 . 已知集合
,则集合
与
的关系是( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5b8f4cbaa24fb8d2f502ec92bfc89677.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/dad2a36927223bd70f426ba06aea4b45.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/acc290b44635265137fdf13146b6a6d9.png)
A.![]() | B.![]() ![]() | C.![]() ![]() | D.![]() ![]() |
您最近一年使用:0次
名校
3 . 设
是定义在
上的偶函数,对任意
,都有
,且当
时,
,若在区间
内关于
的方程
恰有3个不同的实数根,则
的取值范围是( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/09f86f37ec8e15846bd731ab4fcdbacd.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a43b2faa4f81f32d94612dce724e772b.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/24a57996290794e082b21d8f1dfc322a.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3170408d3830e3eecd4fc0ecf5aaffb3.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/54297d09c19f29d92463d21928998266.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a243bea3f4299af8c894dc19ad878f6e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c875f29cf3499a0f38f8c5219eb074ac.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/81dea63b8ce3e51adf66cf7b9982a248.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f75c566c93f5e6b37dea153a07422be4.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0a6936d370d6a238a608ca56f87198de.png)
A.![]() | B.![]() | C.![]() | D.![]() |
您最近一年使用:0次
2024-03-19更新
|
225次组卷
|
2卷引用:海南省海南中学2022-2023学年衍林杯学科竞赛高一下学期数学一试试题
20-21高三上·浙江·阶段练习
名校
解题方法
4 . 若
为正实数,且
恒成立,则实数
的最小值为( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9b0fffbec1fe851795dfdd448bf0d165.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/058aff05e99032aafdc782b1a9dc7a2d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0a6936d370d6a238a608ca56f87198de.png)
A.![]() | B.![]() | C.![]() | D.![]() |
您最近一年使用:0次