名校
1 . 已知函数
是奇函数.
(1)求
的值,并判断
的单调性(不必说明理由);
(2)若存在
,使不等式
成立,求实数
的取值范围.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/762b0d399c4991ce9fb182d450fcb0a5.png)
(1)求
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0a6936d370d6a238a608ca56f87198de.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4fe7d5809da02c15a43a0e9a898b9086.png)
(2)若存在
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/df4cf16e39bff4aa2d482c90411d5ca6.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6c2a60d522fd92929ef7d49987f34ddf.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2c94bb12cee76221e13f9ef955b0aab1.png)
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2022-12-01更新
|
833次组卷
|
5卷引用:宁夏贺兰县第一中学2022-2023学年高一上学期数学线上测试卷试题(2)
解题方法
2 . 已知函数
.
(1)试判断函数
的奇偶性并证明;
(2)若函数
在定义域内为增函数,求实数k的取值范围.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/088d3a11e152f064e2113c55e83639d9.png)
(1)试判断函数
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4fe7d5809da02c15a43a0e9a898b9086.png)
(2)若函数
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4fe7d5809da02c15a43a0e9a898b9086.png)
您最近一年使用:0次
2022-01-24更新
|
304次组卷
|
2卷引用:宁夏银川市部分中学2021-2022学年高一上学期期末考试数学试题
名校
解题方法
3 . 已知
是定义在
上的奇函数,当
时,
.
(1)求
;
(2)求
的解析式;
(3)若
,
,求区间
.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/09f86f37ec8e15846bd731ab4fcdbacd.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/cf3ed15aa3dcc4211fb520b5b942c989.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a6e2e79843faf62dde86bf858d1e0569.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d900b106c2b44b211c60b0ba9c2cf6d7.png)
(1)求
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3dc24fdf0f2b392e2634a9eba89e899d.png)
(2)求
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/09f86f37ec8e15846bd731ab4fcdbacd.png)
(3)若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6ed006b944ea64f970fee46e2f558467.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a523e670edbd22cd3a377639fae3fe70.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5963abe8f421bd99a2aaa94831a951e9.png)
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