名校
1 . 已知指数函数
,
时,有
.
(1)求
的取值范围;
(2)解关于
的不等式
.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d4b3cc8b3627e46d8b7e055091864c0d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/966b60302d80d8613675bb3dd5c03164.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/eec336faee8689281a6f6b465e7fcff9.png)
(1)求
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0a6936d370d6a238a608ca56f87198de.png)
(2)解关于
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/81dea63b8ce3e51adf66cf7b9982a248.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/71dc18fc55f2ccf2e5793d40b2a81cc0.png)
您最近一年使用:0次
2018-02-04更新
|
842次组卷
|
2卷引用:内蒙古包头市第四中学2019-2020学年高一上学期期中数学试题
名校
2 . 设
的定义域为
,对于任意正实数
恒
,且当
时,
.
(1)求
的值;
(2)求证:
在
上是增函数;
(3)解关于
的不等式
.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/09f86f37ec8e15846bd731ab4fcdbacd.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6ab5e0524def52baf53480b8726784ed.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/280860dd039e1305a5ccc455f63e8223.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/00f0c51e0c50b126b78b84b966930699.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0fde64f4d3c38e43fbdee24eadc4b0dd.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7b2701c75c8b60580e412778caaa45fa.png)
(1)求
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9347bb4ffedcbea2f4c16d047a138d75.png)
(2)求证:
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/09f86f37ec8e15846bd731ab4fcdbacd.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6ab5e0524def52baf53480b8726784ed.png)
(3)解关于
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/81dea63b8ce3e51adf66cf7b9982a248.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2f7a9012a7e0d7410c01dfc57779439f.png)
您最近一年使用:0次
2017-10-22更新
|
784次组卷
|
4卷引用:【区级联考】内蒙古包头市昆区2018-2019学年高一上学期期中考试数学试题
3 . 已知函数
(1)求
的值;
(2)求方程
的解.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f067d69bc287c9c8e7b96531a5db3ba5.png)
(1)求
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c2fb17436d1ab0e44408d1f460356df3.png)
(2)求方程
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/29e44284cb19805a584880a686ac3df9.png)
您最近一年使用:0次