名校
1 . 已知函数
,
.
(1)若
的定义域为R,求正实数a的取值范围;
(2)若函数
为奇函数,且对任意
,存在
,使得
,求实数m的取值范围.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/be9e7293fb8587e094839da909c19a1e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4f5cc9d6a3ef7322540a164a54f066a1.png)
(1)若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4fe7d5809da02c15a43a0e9a898b9086.png)
(2)若函数
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/51c530f4b7491b95acb8ce3eef9aa09d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ef7d0bc99c91ce51480ae55134d23db6.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6a49684ba67f71171321586f1a77ad4a.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/45d307037eb00d11b587b8a4b24923dc.png)
您最近一年使用:0次
名校
2 . 函数
.
(1)若
的定义域为R,求实数a的取值范围;
(2)当
时,
为定义域为R的奇函数,且
时,
,若关于x的方程
恒有两个不同的实数根,求t的取值范围.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0a1bbd20e3530f75fc3c52a5648288f8.png)
(1)若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/09f86f37ec8e15846bd731ab4fcdbacd.png)
(2)当
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3b4d795709b0abcf47bceec2250f2f9b.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4669810732b633b60dbeaf0bf57204f6.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/08115d6d9f876dea921a4d32260ff1fb.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/790b68061b533ed19f0c594314fc4dc8.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f8f432ff1145d529f680b88b8f767c5a.png)
您最近一年使用:0次
2023-06-12更新
|
514次组卷
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2卷引用:山东省菏泽市郓城县第一中学(英华校区)2024届高三上学期9月月考数学试题