名校
1 . 已知函数
是定义R上的奇函数,且
,当
时,
,则使
成立的x的集合为( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/09f86f37ec8e15846bd731ab4fcdbacd.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b9f651773486c3ad967187165ede1e7c.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e3e46371f310e03a153a1698aad9d4c5.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8e21472f4e365934a262f8ac5a7e87fa.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/07e4c8c30e8a962aa563b1bb551a6ad9.png)
A.![]() | B.![]() |
C.![]() | D.![]() |
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名校
2 . 设函数
满足:①对任意实数
都有
;②对任意
,都有
恒成立;③
不恒为0,且当
时,
.
(1)求
的值;
(2)判断函数
的奇偶性,并给出你的证明.
(3)定义“若存在非零常数
,使得对函数
定义域中的任意一个
,均有
,则称
为以
为周期的周期函数”.试证明:函数
为周期函数,并求出
的值.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4fe7d5809da02c15a43a0e9a898b9086.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/280860dd039e1305a5ccc455f63e8223.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/fbd7c07c79975959b0b4c0146c396eb8.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2725a89d93c791f7a0098f4964587905.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/84162121418bc7965e66f317079345d1.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4fe7d5809da02c15a43a0e9a898b9086.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ca542e78b7d77d008c9c4752afa91a55.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0b61adc4745f283e4072ddd762f92ffe.png)
(1)求
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2c9b4297c57a4526f85fce9e67ce5d2d.png)
(2)判断函数
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4fe7d5809da02c15a43a0e9a898b9086.png)
(3)定义“若存在非零常数
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0b68df477b3ee45ac0f725db00d465a1.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/be1ce3f01e2b6364f9a9fdaf197d5e29.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/81dea63b8ce3e51adf66cf7b9982a248.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f20de8ab2f617d332d059951bd3bba42.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/be1ce3f01e2b6364f9a9fdaf197d5e29.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0b68df477b3ee45ac0f725db00d465a1.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4fe7d5809da02c15a43a0e9a898b9086.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b5e6f0748751c796b275e4615142cccb.png)
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名校
3 . 若对任意的
,都有
,且
,
,则
的值为________ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/05f1a3feca6218955446108ebad0a524.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/405b906d8941ccc4923015d875ef23cb.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/82077de1bdde7929c2ae5f43c72c7bfc.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b5ffaf0791b1cf1cf9b4da18708d6276.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a9d4c0601b02b13acffe472271a88d2d.png)
您最近一年使用:0次
2018-10-18更新
|
512次组卷
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