名校
解题方法
1 . 设函数
,
.
(1)解关于x的不等式,
;
(2)当
时,不等式
恒成立,求a的取值范围.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7733e67c5bb41fa3a4a97cca893351ba.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/10bbdef421c976962a270a2beabbad91.png)
(1)解关于x的不等式,
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a71baf6217604517fd98fa97d0f55b43.png)
(2)当
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9662dac9ec9d0ab689ddbefeebf90060.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b144a61837c06413af8d51d2ce7ded70.png)
您最近一年使用:0次
2022-11-14更新
|
1358次组卷
|
5卷引用:四川省平昌县第二中学2023-2024学年高一上学期第一次月考数学试题
解题方法
2 . 已知函数
(
、
,且
),
,且方程
有且仅有一个实数解.求函数
的解析式.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6d74bd6d5b3a9fee38898c17de23c187.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4de32d2e6d715ac3a7a9e7f2950ab640.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d285a4c557fc9748105b62ccd94b7859.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9eae9ba258299eb489b490594397e23c.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/51e817f37f5a814e856ebc4a16d676ce.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/29e44284cb19805a584880a686ac3df9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/09f86f37ec8e15846bd731ab4fcdbacd.png)
您最近一年使用:0次