名校
解题方法
1 . 已知函数
满足
,函数
是
上单调递增的一次函数,且满足
.
![](https://img.xkw.com/dksih/QBM/editorImg/2022/10/23/6ce63b98-53d2-429f-8456-4d507c4a0850.png?resizew=265)
(1)证明:
,
;
(2)已知函数
,
①画出函数
的图像;
②若
且
,
,
互不相等时,求
的取值范围.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/09f86f37ec8e15846bd731ab4fcdbacd.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f9f6b132b0f8a8ce00642f297ab0e7a0.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4669810732b633b60dbeaf0bf57204f6.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/339b85cca0100adc23472c143f9a5a89.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b4191aed4e079966f89c12cc54a4dbbb.png)
![](https://img.xkw.com/dksih/QBM/editorImg/2022/10/23/6ce63b98-53d2-429f-8456-4d507c4a0850.png?resizew=265)
(1)证明:
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7e5cb16179eee83ee4c01f1bd9b8371d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2ee737b76b747390c423bec199aaf37c.png)
(2)已知函数
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9e6e9e3ca0b965ebe07a3e11d7f2933b.png)
①画出函数
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a813b5adbf5c7082561237894ba6d599.png)
②若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/059d89c7d892826f42b6fc9b8f7f903b.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4887473a8091e1ef53a169cc9f211e3a.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f2fdeba282b028321696be7f90f2cbfe.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a3aa688caadfeb5bdf9c7dfecb5afa31.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/acb14e2fe3859d5aecf636054ee65d77.png)
您最近一年使用:0次
2022-10-20更新
|
677次组卷
|
3卷引用:福建省厦门第六中学2022-2023学年高一上学期阶段性检测数学试题