名校
1 . 已知
,化简:![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c537a4287842d3ea57cb94558c1b337e.png)
______ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9e541ea2f855f981c96207070683d388.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c537a4287842d3ea57cb94558c1b337e.png)
您最近一年使用:0次
2 . ![](https://staticzujuan.xkw.com/quesimg/Upload/formula/460983ad9f0cad27aa090c4b91e2d6a0.png)
__________ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/460983ad9f0cad27aa090c4b91e2d6a0.png)
您最近一年使用:0次
解题方法
3 . 定义在
上的增函数
对任意
都有
.
(1)求证:
为奇函数;
(2)若对任意
,都有
恒成立,求实数
的取值范围
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a43b2faa4f81f32d94612dce724e772b.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/942c2141d01bde6b48210c56a17fc75e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f5ab4b75fa22deba7fcbcdcb31dd45b2.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ab0c6f119137e1b6760d55956d99d963.png)
(1)求证:
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/09f86f37ec8e15846bd731ab4fcdbacd.png)
(2)若对任意
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/24a57996290794e082b21d8f1dfc322a.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/cb4955dcac5d61b8eae4e4d4a2517e2b.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f0a532e15e232cb4b99a8d4d07c89575.png)
您最近一年使用:0次
2024-01-07更新
|
376次组卷
|
2卷引用:江西省上饶市贞白中学2023-2024学年高一上学期1月考试数学试题
名校
4 . 下列各式错误的是( )
A.![]() | B.![]() |
C.![]() | D.![]() |
您最近一年使用:0次
2023-12-30更新
|
879次组卷
|
3卷引用:河南省新高中联盟TOP二十名校2023-2024学年高一上学期12月调研考试数学试题
5 . 下列关于![](https://staticzujuan.xkw.com/quesimg/Upload/formula/933ebda928b57a1cc6d2266bb95b351a.png)
的形式的运算正确的是( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/933ebda928b57a1cc6d2266bb95b351a.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ce9de438ff02c34355ad1828062da89e.png)
A.![]() | B.![]() |
C.![]() | D.![]() |
您最近一年使用:0次
名校
6 . 已知
,则![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ba2aa7db27af02e9492d090297ecc745.png)
___________ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b5500dee0957abaed0e64156cfa1d012.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ba2aa7db27af02e9492d090297ecc745.png)
您最近一年使用:0次
名校
7 . ![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3070943993936028227fa99e01348f09.png)
______ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3070943993936028227fa99e01348f09.png)
您最近一年使用:0次
名校
8 . 化简:![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4079f9b2af93bb80e4529240d281e6ba.png)
___________ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4079f9b2af93bb80e4529240d281e6ba.png)
您最近一年使用:0次
2023-12-27更新
|
771次组卷
|
2卷引用:上海市第二中学2023-2024学年高一上学期期中考试数学试题
9 .
的运算结果是( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b5bd280c98d1868378e58f6b6689e16b.png)
A.3 | B.![]() | C.![]() | D.以上都不对 |
您最近一年使用:0次
名校
10 . 已知
,且
,则下列结论正确的是( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/39d480f0fe759b6773d568ea7bcd2f19.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6274a93d4c33c66ba1d0277be81e6997.png)
A.![]() ![]() | B.![]() ![]() |
C.![]() ![]() | D.![]() ![]() |
您最近一年使用:0次