1 . 已知函数
,那么
( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f762c96e3ac6d45248ff06ebd7a6e0d8.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/92682840e2a230de346562b2032f8adb.png)
A.20 | B.2 | C.3 | D.1 |
您最近一年使用:0次
2023-01-07更新
|
581次组卷
|
3卷引用:广西钦州市第四中学2022-2023学年高二上学期第二次学考模拟考试数学试题
2 . 已知偶函数
,当
时
,则
( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/09f86f37ec8e15846bd731ab4fcdbacd.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a6e2e79843faf62dde86bf858d1e0569.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d900b106c2b44b211c60b0ba9c2cf6d7.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1893ec3241bbeb7909e5a1ecfb7c1760.png)
A.1 | B.2 | C.-3 | D.3 |
您最近一年使用:0次
3 . 设
,
为
的反函数,则![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9a4a40ed0fb01e9e23c3026064fb67ed.png)
______ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4909e9c366d216c68d245a634eec808b.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/32d6b59f4796a45963dea76b89c72bea.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/09f86f37ec8e15846bd731ab4fcdbacd.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9a4a40ed0fb01e9e23c3026064fb67ed.png)
您最近一年使用:0次
4 . 下列说法正确的是( )
A.![]() |
B.在同一坐标系中![]() ![]() ![]() |
C.函数![]() ![]() ![]() |
D.定义在区间![]() ![]() ![]() ![]() ![]() |
您最近一年使用:0次
5 . 已知函数
的定义域为
,且对任意的正实数
、
都有
,且当
时,
,
.
(1)求证:
;
(2)解不等式
.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/09f86f37ec8e15846bd731ab4fcdbacd.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d562dc22dfb3b81d0c3f88b54d063c2f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/81dea63b8ce3e51adf66cf7b9982a248.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d053b14c8588eee2acbbe44fc37a6886.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/25bea6d14c16f7c06e4e028f36131360.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0fde64f4d3c38e43fbdee24eadc4b0dd.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1c73a98c1b3504e09bfbe0db849b0d24.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/207717d14e7d941837b2613fec7694e3.png)
(1)求证:
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3471484b64504fc545398f52be830010.png)
(2)解不等式
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/490184dc9f1d888efda1e12061503770.png)
您最近一年使用:0次
6 . 下列各图中是函数图像的是( )
A.![]() | B.![]() |
C.![]() | D.![]() |
您最近一年使用:0次
2023-01-05更新
|
443次组卷
|
2卷引用:广西桂林市田家炳中学2022-2023学年高一上学期11月期中测试数学试题
7 . 设集合
,
.下列四个图象中能表示从集合
到集合
的函数关系的有( )
![](https://img.xkw.com/dksih/QBM/editorImg/2023/2/7/2289e0ad-cf82-4b6a-9735-e7b4f41b46dc.png?resizew=511)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e54a200dcc2d4ea77140576587476577.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0ebae164e636497de2069613364f4eb9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ac047e91852b91af639feec23a9598b2.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/54a5d7d3b6b63fe5c24c3907b7a8eaa3.png)
![](https://img.xkw.com/dksih/QBM/editorImg/2023/2/7/2289e0ad-cf82-4b6a-9735-e7b4f41b46dc.png?resizew=511)
A.3个 | B.2个 | C.1个 | D.0个 |
您最近一年使用:0次
2023-01-04更新
|
372次组卷
|
2卷引用:广西玉林市第十一中学2021-2022学年高一上学期期末模拟考试数学试题
解题方法
8 . 已知函数
,则
( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9b46209a33ea22a340caece253829d13.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a6371015c5ffaf44eb9d1d441b7d7392.png)
A.0 | B.1 | C.2 | D.3 |
您最近一年使用:0次
9 . 已知
,
,则
等于( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0a82f03dba27db7598f213eb92919ad3.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/bff79756a11db8613ca0125078b56677.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7ce6155e181e21ce56ea658b70f8af17.png)
A.3 | B.4 | C.![]() | D.15 |
您最近一年使用:0次
解题方法
10 . 已知函数
,且
.
(1)求
;
(2)判断函数
在
上的单调性,并用定义证明你的结论.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/064a73b6ab2aa61e9f8ce85270ad3496.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/bcef60e5d4f3b49a3c6e2507e8998439.png)
(1)求
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/294f5ba74cdf695fc9a8a8e52f421328.png)
(2)判断函数
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/09f86f37ec8e15846bd731ab4fcdbacd.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/abfa10fb5e4a271615aa41f2bccefbdc.png)
您最近一年使用:0次