名校
1 . 已知函数
,
.
(1)求
的最大值;
(2)若对任意
,
,不等式
恒成立,求实数
的取值范围.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5f3c95fa881ab6761e0da3a5f1d50f70.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6c5f3a56cf4ffdc7740752c85aa6e898.png)
(1)求
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4669810732b633b60dbeaf0bf57204f6.png)
(2)若对任意
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ecea86a48d471af5a152340b43c9da5c.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b1bf60c5e8996d138198fe74f30ce520.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4985e9c782063e89a206196f9354ddee.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f0a532e15e232cb4b99a8d4d07c89575.png)
您最近一年使用:0次
2024-01-06更新
|
324次组卷
|
3卷引用:江苏省南通市如皋市2023-2024学年高一上学期期中教学质量调研数学试题
2 . 已知函数
,
,![](https://staticzujuan.xkw.com/quesimg/Upload/formula/10bbdef421c976962a270a2beabbad91.png)
(1)若关于
的不等式
的解集为
,求实数
和实数
的值;
(2)若对
,
恒成立,求实数a的取值范围.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/670fc06f62eb5564d8a073638fc90025.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/69e7970ddd9f19f9961965e66f9e2535.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/10bbdef421c976962a270a2beabbad91.png)
(1)若关于
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/81dea63b8ce3e51adf66cf7b9982a248.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5816b254a51b94ac180ec3b87327610e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b5bac94908f9f24ef1618a72cece5cba.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0a6936d370d6a238a608ca56f87198de.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/294f5ba74cdf695fc9a8a8e52f421328.png)
(2)若对
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d3c069daa14dce1925218ed0fd042407.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/447d6f62c09c1d05346fd16a24159f6e.png)
您最近一年使用:0次
名校
解题方法
3 . 已知
,若
时,关于x的不等式
恒成立,则
的最小值为_________ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b5e3e9866177f55f970442028eb9c292.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/08115d6d9f876dea921a4d32260ff1fb.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1df0dfb818f8636e8296f6435f14ab0c.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ec956819ccd595ba49c2c37e324d58f4.png)
您最近一年使用:0次
2023-12-27更新
|
352次组卷
|
2卷引用:江苏省天一中学2023-2024学年高一上学期期中考试数学试卷(物理方向强化班)
名校
4 . (1)解关于
的不等式
.
(2)若对任意的
恒成立,求实数
的取值范围.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/81dea63b8ce3e51adf66cf7b9982a248.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a3e5ec013e97cfd1e54827419814d91a.png)
(2)若对任意的
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c9db483bb6c5951e070899d4d5dae29a.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/294f5ba74cdf695fc9a8a8e52f421328.png)
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解题方法
5 . 已知函数
的定义域为
.
(1)求
的值,并证明
在
上单调递增;
(2)若不等式
对任意
恒成立,求实数
的取值范围.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8c3efdb4474748c4862b8098482a6ea9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3e0a748f0ce1396e6bf07afc8763f34e.png)
(1)求
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0a6936d370d6a238a608ca56f87198de.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/09f86f37ec8e15846bd731ab4fcdbacd.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d562dc22dfb3b81d0c3f88b54d063c2f.png)
(2)若不等式
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8b08b525361985aa5934d8b25b5c6942.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/69303621c56f67b4ec4e0ac575deb554.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/294f5ba74cdf695fc9a8a8e52f421328.png)
您最近一年使用:0次
6 . 设
,函数
(e为常数,
).
(1)若
,求证:函数
为奇函数;
(2)若
.
①证明函数
的单调性;
②对任意
,都有
成立,求实数a的取值范围.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/10bbdef421c976962a270a2beabbad91.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/99f5d965c3a2e685e5723323b65fdf18.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/797bbd18359c9a29842b39109b3a0aac.png)
(1)若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0b550ee821ee1838384835e81fc34b67.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/09f86f37ec8e15846bd731ab4fcdbacd.png)
(2)若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9e10e1c43b86a8cd4360ca9b57232164.png)
①证明函数
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/09f86f37ec8e15846bd731ab4fcdbacd.png)
②对任意
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/71bb7883ea87e6275472dbe14ee62357.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b4788c7e09a775d68647c44a24d9f0c6.png)
您最近一年使用:0次
名校
解题方法
7 . 若
,使
恒成立,则
的取值范围为_________
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/110c226004e1fef7e9ff7686b8f7c8e6.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/fa8d4367273ba364430a98138094a427.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/294f5ba74cdf695fc9a8a8e52f421328.png)
您最近一年使用:0次
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解题方法
8 . 下列四个命题中,真命题的有( )
A.若![]() ![]() | B.若![]() ![]() |
C.![]() | D.若![]() ![]() ![]() |
您最近一年使用:0次
2023-11-21更新
|
259次组卷
|
2卷引用:江苏省宿迁市泗阳县泗阳中学2023-2024学年高一上学期期中数学试题
名校
9 . 当
时,不等式
恒成立,则
的取值范围是( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/df4cf16e39bff4aa2d482c90411d5ca6.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/fab793f89a4e764e926444c3493084ec.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/294f5ba74cdf695fc9a8a8e52f421328.png)
A.![]() | B.![]() | C.![]() | D.![]() |
您最近一年使用:0次
名校
10 . 已知函数
.
(1)若不等式
的解集为R,求实数m的取值范围;
(2)当
时,解关于x的不等式
;
(3)若不等式
对一切
恒成立,求实数m的取值范围.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6fe59e563203116641b74ff778ff9242.png)
(1)若不等式
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a71baf6217604517fd98fa97d0f55b43.png)
(2)当
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4f4c78214e43a8b93f2a57072033cbcf.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/842b839d79e10d7db7cb39c8726d1adb.png)
(3)若不等式
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/218cb8cdff6719e4a9d2f9ee2ece676a.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/790daaa89fc9d093f45023becf765697.png)
您最近一年使用:0次