已知定义在R上的偶函数
满足
,当
时,
,则( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4fe7d5809da02c15a43a0e9a898b9086.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6643d76654ce79a563561e0109fd295c.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5b6e80db7f2d705016809640d5c30dc1.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f35d1c9c75c505612ee3a47c86c4351a.png)
A.![]() | B.![]() |
C.![]() | D.![]() |
更新时间:2022-06-01 21:19:19
|
相似题推荐
单选题
|
较难
(0.4)
解题方法
【推荐1】已知定义在
上的函数
满足对
,都有
,
,
,若
,则
( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a43b2faa4f81f32d94612dce724e772b.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/09f86f37ec8e15846bd731ab4fcdbacd.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d96b743603ab1c10330622f16db78dbe.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3274e4f317879cce3b59a8f34d84332e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0acb74208dcbe73fd8cbd89bf86bd69c.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/af9da4fdfdddc259dcef9fdd4b826b64.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7399fcd570d1de4057f2059759d18cc9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/abe351b46d54a6ddac526e5c2c3cc147.png)
A.![]() | B.0 | C.1 | D.3 |
您最近一年使用:0次
单选题
|
较难
(0.4)
【推荐2】已知最小正周期为2的函数
在区间
上的解析式是
,则函数
在实数集R上的图象与函数
的图象的交点的个数是 .
![](https://img.xkw.com/dksih/QBM/2015/3/30/1572047564128256/1572047569780736/STEM/ab6b23bc82884fda946cbdb269ee8090.png)
![](https://img.xkw.com/dksih/QBM/2015/3/30/1572047564128256/1572047569780736/STEM/97ca17a9058445a6854ff7cf7fd5346a.png)
![](https://img.xkw.com/dksih/QBM/2015/3/30/1572047564128256/1572047569780736/STEM/1e96d3e3e67540eba01347fe942e5afc.png)
![](https://img.xkw.com/dksih/QBM/2015/3/30/1572047564128256/1572047569780736/STEM/5d31fb243c024fdbbb4562f7523522aa.png)
![](https://img.xkw.com/dksih/QBM/2015/3/30/1572047564128256/1572047569780736/STEM/8cd9b72653be40c4adb2f1a29ba63133.png)
A.3 | B.4 | C.5 | D.6 |
您最近一年使用:0次
单选题
|
较难
(0.4)
解题方法
【推荐1】若
的定义域为R,且满足
为奇函数,
的图象关于直线
对称,则下列说法正确的个数是( )
①
的一个周期为4 ②![](https://staticzujuan.xkw.com/quesimg/Upload/formula/51afcfa45e6a197ea32f77ce01e5acce.png)
③
图象的一条对称轴为
④![](https://staticzujuan.xkw.com/quesimg/Upload/formula/715e447a8c801d08f9d4cc338fb075c9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/09f86f37ec8e15846bd731ab4fcdbacd.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/09f86f37ec8e15846bd731ab4fcdbacd.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/09f86f37ec8e15846bd731ab4fcdbacd.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9b384412acba251d87902ab928902f16.png)
①
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/09f86f37ec8e15846bd731ab4fcdbacd.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/51afcfa45e6a197ea32f77ce01e5acce.png)
③
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/09f86f37ec8e15846bd731ab4fcdbacd.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/39cc033406da2cdd342308972c6701f1.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/715e447a8c801d08f9d4cc338fb075c9.png)
A.1 | B.2 | C.3 | D.4 |
您最近一年使用:0次
单选题
|
较难
(0.4)
名校
解题方法
【推荐2】已知函数的定义域为
,若函数
为奇函数,且
,
,则
( )
A.![]() | B.0 | C.1 | D.2 |
您最近一年使用:0次
单选题
|
较难
(0.4)
名校
解题方法
【推荐1】下图是函数
的部分图象,则它的解析式可能是( )
![](https://img.xkw.com/dksih/QBM/editorImg/2023/2/14/a9bf530d-82b1-4f74-8580-f71a631511f4.png?resizew=185)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/09f86f37ec8e15846bd731ab4fcdbacd.png)
![](https://img.xkw.com/dksih/QBM/editorImg/2023/2/14/a9bf530d-82b1-4f74-8580-f71a631511f4.png?resizew=185)
A.![]() | B.![]() |
C.![]() | D.![]() |
您最近一年使用:0次
单选题
|
较难
(0.4)
【推荐2】已知
,
,曲线
上存在点
,使得
,则a的范围是( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/fccfe7be98122277be6df9fcf06f4857.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/22dd8b3dc4c609bab82d356a5cc2208d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9294866fa7c2075b2de8ee1fc4465bb5.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/23b4f86e48e2b0d63c1865c60ed1e4d1.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d267b1a7d719067247ebf3722093c2ba.png)
A.![]() | B.![]() |
C.![]() | D.![]() |
您最近一年使用:0次
【推荐2】函数
的图象大致是( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5ca09a6930d749af484046302b3ea24a.png)
A.![]() | B.![]() |
C.![]() | D.![]() |
您最近一年使用:0次