名校
1 . 已知函数
(
且
).
(1)若
,且
,求
的定义域;
(2)若
,函数
的定义域为
,存在
,使得
在
上的值域为
,求实数
的取值范围.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c1f30729daf2fbe0f8f339608cd64e30.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/94440d3e4c073f94f2b266ff99d50e74.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c400a615a16a1662de98dfb4e49d58d3.png)
(1)若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7326ea56be82bd616fec7e6aa3c884c8.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5a2a51944c720568f35d443589dfc1aa.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/09f86f37ec8e15846bd731ab4fcdbacd.png)
(2)若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1d33da711e50e96568facb18cef27165.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/09f86f37ec8e15846bd731ab4fcdbacd.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8455657dde27aabe6adb7b188e031c11.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5313c921defe84689aefde4773ad2b56.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/09f86f37ec8e15846bd731ab4fcdbacd.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/57b85a97933a1d984f6e484b4021c800.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/119b20f27ee885c82edf447d24cc0cea.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/36a1b09c653185842513e24ebba60bb3.png)
您最近一年使用:0次
2023-12-20更新
|
608次组卷
|
3卷引用:天津市和平区天津一中2023-2024学年高一上学期期末质量调查数学试题
名校
解题方法
2 . 已知函数
,函数
有四个不同零点,从小到大依次为
,则实数
的取值范围为___________ ;
的取值范围为___________ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/39fe57bd055fb6ee14c31bb234fa1142.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1a87ede072c5829f3334b9314e2c6fa9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e8ccd22fd0ca1a8e1468329284f91b6a.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0a6936d370d6a238a608ca56f87198de.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d00a9abeaf0d1bcdf3f18f2188c0aeee.png)
您最近一年使用:0次
2022-08-15更新
|
1596次组卷
|
8卷引用:天津市武清区杨村第一中学2021-2022学年高一上学期第三次阶段性检测数学试题