1 . 已知函数
,若函数
的图像恒在函数
图像的上方,则m的取值范围为_________ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/54eb7d27f3f241be0cd613bf8c3b2120.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4fe7d5809da02c15a43a0e9a898b9086.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/be1ce3f01e2b6364f9a9fdaf197d5e29.png)
您最近一年使用:0次
2024-01-23更新
|
117次组卷
|
2卷引用:云南省临沧市民族中学2023-2024学年高一上学期期末模拟数学试题
2 . 已知函数
.
(1)求不等式
的解集;
(2)若存在
,使得
成立,求实数
的取值范围.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/037ca2303abb4f486e5f2666b2b472ec.png)
(1)求不等式
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/227c96db35dc74ef4ddbc49d17580022.png)
(2)若存在
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/eb63478132d4c1fef3c17e591919da83.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/962dba16e9f5129df453497cee42266e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/294f5ba74cdf695fc9a8a8e52f421328.png)
您最近一年使用:0次
2024-01-20更新
|
353次组卷
|
5卷引用:陕西省安康市2024届高三上学期第二次质检数学(理科)试卷
名校
解题方法
3 . 已知函数
,且不等式
的解集为![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d846fd8aa11cfd66a948218fc49cdd9e.png)
(1)求
的值;
(2)设函数
,若不等式
对任意
且
恒成立,求
的取值范围.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a6d0d8546284558d2c168e52086cee37.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/08b3449a8a558267c2a1baab2acc6a37.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d846fd8aa11cfd66a948218fc49cdd9e.png)
(1)求
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0a6936d370d6a238a608ca56f87198de.png)
(2)设函数
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2e2825e22f98e16bb5899141881d75b5.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ff00b3c0cbf6fac434a83e667971f5f7.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/40e72f6b2ef3329828cb8fc873eeba7c.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0baedc4d7e690ab3f7d80d30ba0a9efe.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/81dea63b8ce3e51adf66cf7b9982a248.png)
您最近一年使用:0次
解题方法
4 . 已知函数
.
(1)求不等式
的解集;
(2)若
,
,求实数
的取值范围
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c70855d58b06b2324dd7a01d16e38c9b.png)
(1)求不等式
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/640d3bcd10055871a5ec2f442c1030c1.png)
(2)若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5667bc1ea875422f618529aa5f254f16.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/33302a52d40c03c245a486ec12aeddb5.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0a6936d370d6a238a608ca56f87198de.png)
您最近一年使用:0次
2024-02-18更新
|
36次组卷
|
2卷引用:理科数学-【名校面对面】2022-2023学年高三大联考(2月)试题
解题方法
5 . 已知函数
.
(1)当
时,求不等式
的解集;
(2)若
,求a的取值范围.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7b8a44723f679ae53c021133da28b22c.png)
(1)当
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0b550ee821ee1838384835e81fc34b67.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2ada38a3c18bf599e40f180828a101f6.png)
(2)若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/14f234cfd449c460128ed2b95d876890.png)
您最近一年使用:0次
2024-02-06更新
|
28次组卷
|
2卷引用:【名校面对面】2022-2023学年高三大联考(3月)文数试题
解题方法
6 . 关于
的不等式
的解集为
,则实数
的取值范围是______ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/81dea63b8ce3e51adf66cf7b9982a248.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/29710e94d40693e53c28a9fb2f9a9990.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7da3a6d011679952771607b3a166676b.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0a6936d370d6a238a608ca56f87198de.png)
您最近一年使用:0次
解题方法
7 . 已知函数
.
(1)若
,求不等式
的解集;
(2)若
恒成立,求
的取值范围.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/39d70f223c629dc86d00694b00c2f058.png)
(1)若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0b550ee821ee1838384835e81fc34b67.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a7a504db9edcdb6add26ecc72e18359a.png)
(2)若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0f0c12b080d33793aebdf417a0cb498b.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0a6936d370d6a238a608ca56f87198de.png)
您最近一年使用:0次
名校
解题方法
8 . 已知函数
的最大值为6,
.
(1)求
的值;
(2)设
,
,且
,求证:
.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/63e6614b14909752c65164b539359fa3.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a8578c6d7d390a36d1728070bbd9cc14.png)
(1)求
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/294f5ba74cdf695fc9a8a8e52f421328.png)
(2)设
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5abd313d4e92a762fb7fb0c1cb65263d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f71acdb04454c77e1e25ad4f336cccfe.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4d5318b62f908276c73967475438eaf8.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5ee581ea1a65b61f4255948503080763.png)
您最近一年使用:0次
9 . 函数
( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7e4492464fc79e5360f2b9eec031eede.png)
A.最小值为0,最大值为3 | B.最小值为![]() |
C.最小值为![]() | D.既无最小值,也无最大值 |
您最近一年使用:0次
10 . 已知不等式
的解集为
,则
的值分别为( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3b64b279a78ff470319df27b0103025e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9732d60241ff0c72c928cfefe6c15272.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/632244ea6931507f8656e1cc3437d392.png)
A.![]() | B.![]() | C.2,3 | D.![]() |
您最近一年使用:0次