名校
解题方法
1 . 已知定义在R上的奇函数
满足:
,且当
时,
,若对于任意
,都有
,则实数
的取值范围为______ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/09f86f37ec8e15846bd731ab4fcdbacd.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/86d78dec1c1e00ec02d7bdaf76ef8901.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e3e46371f310e03a153a1698aad9d4c5.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/cc391884cb2d4e69c318015ed1cc5724.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0f7dbb416ec1ff1984a724a4f48bf692.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d6abfa1c24d2278eaf41ad3c53415673.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/36a1b09c653185842513e24ebba60bb3.png)
您最近一年使用:0次
2023-01-08更新
|
863次组卷
|
5卷引用:上海市敬业中学2024届高三上学期10月月考数学试题
上海市敬业中学2024届高三上学期10月月考数学试题上海市上海中学2022-2023学年高一上学期期末练习数学试题江西省萍乡市芦溪中学2022-2023学年高一上学期期末数学试题(已下线)专题4.9 指数函数与对数函数全章综合测试卷(提高篇)-举一反三系列(已下线)高一上学期期末考试填空题压轴题50题专练-举一反三系列
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2 . 记函数
的定义域为D. 如果存在实数
、
使得
对任意满
足
且
的x恒成立,则称
为
函数.
(1)设函数
,试判断
是否为
函数,并说明理由;
(2)设函数
,其中常数
,证明:
是
函数;
(3)若
是定义在
上的
函数,且函数
的图象关于直线
(m为常数)对称,试判断
是否为周期函数?并证明你的结论.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4fe7d5809da02c15a43a0e9a898b9086.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0a6936d370d6a238a608ca56f87198de.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2c94bb12cee76221e13f9ef955b0aab1.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c8d8d7f3bab030b7301b1f8ffde25235.png)
足
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b2d73ff48d69b4a7d1fb3a19f1cdfb1f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0b14436281d0445ba9a5321cbb34d3ba.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4fe7d5809da02c15a43a0e9a898b9086.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e4370226c16822cf9bbc390444c581bf.png)
(1)设函数
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d79f4673f430b3e9940b768323871cb8.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4fe7d5809da02c15a43a0e9a898b9086.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e4370226c16822cf9bbc390444c581bf.png)
(2)设函数
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/84cba018ab7f525ca0e1d21179d7e0a0.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/823ab696d27d40920c39b8c910789380.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/be1ce3f01e2b6364f9a9fdaf197d5e29.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e4370226c16822cf9bbc390444c581bf.png)
(3)若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0eb7df298a9364b36e079a61caec815c.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a43b2faa4f81f32d94612dce724e772b.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e4370226c16822cf9bbc390444c581bf.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0eb7df298a9364b36e079a61caec815c.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/36d71f015144ffaf1faec94a259b4a06.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0eb7df298a9364b36e079a61caec815c.png)
您最近一年使用:0次
2018-04-12更新
|
744次组卷
|
2卷引用:上海市市西中学2022届高三上学期12月月考数学试题