名校
解题方法
1 . 已知函数
,下列结论中正确的个数是( )
①
的图象关于
中心对称;②
的图象关于
对称;③
的最大值为
;④
既是奇函数,又是周期函数.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/599f80d3171bb3f6e63a25de0b6c611a.png)
①
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/51c530f4b7491b95acb8ce3eef9aa09d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f842215b0b8e014bf37ae2d28b20af91.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/51c530f4b7491b95acb8ce3eef9aa09d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/95a2ec02caf837c6e7e0b76dd9acc7f0.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4fe7d5809da02c15a43a0e9a898b9086.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/860884c0017c8bceb5b0edff796c144f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4fe7d5809da02c15a43a0e9a898b9086.png)
A.1个 | B.2个 | C.3个 | D.4个 |
您最近一年使用:0次
2021-11-27更新
|
544次组卷
|
3卷引用:北京十二中2021届高三上学期期中数学试题
名校
解题方法
2 . 已知函数
图象(部分)如图所示,把
的图象上各点向左平移
个单位,得到函数
的图象,则
( )
![](https://img.xkw.com/dksih/QBM/editorImg/2022/11/29/82c0cf63-1d4e-45f4-b9b3-5c841d1fdd78.png?resizew=147)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7e658113eadee1b45111b2a927c24e2f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/09f86f37ec8e15846bd731ab4fcdbacd.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f89eef3148f2d4d09379767b4af69132.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4669810732b633b60dbeaf0bf57204f6.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ff09469e076f3c9bf2e2ff68696a67dd.png)
![](https://img.xkw.com/dksih/QBM/editorImg/2022/11/29/82c0cf63-1d4e-45f4-b9b3-5c841d1fdd78.png?resizew=147)
A.![]() | B.1 | C.![]() | D.![]() |
您最近一年使用:0次
名校
3 . 下列函数①
;②
;③
;④
;⑤
;⑥
中最小正周期为
的函数的个数为( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c150a75c42acc9175f1f55fa16f2ec24.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b1a02aff2f13cd81b6cb0e3ce9a51fbc.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4227b70f4b6ae1fddccf79eefa2919eb.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6964fb2b8c7ff7d0ad9f23c13943ebe8.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/358a472c1e0f19cbacee3263f0357f05.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e47275e9eb7d49a2199867a98bf874d1.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/86ebba6ed1add0fe647c0226614b9290.png)
A.3个 | B.4个 | C.5个 | D.6个 |
您最近一年使用:0次
名校
解题方法
4 . 关于函数
有下述四个结论:①
是偶函数;②
在区间
单调递减;③
在
有
个零点;④
的最小正周期为
;⑤
的最大值为
,其中所有正确结论的序号是__________ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/10276e1f4d5b7c84bb1633f2f76478f4.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/cc299018cae8bc47faa38c156b355ec6.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/09f86f37ec8e15846bd731ab4fcdbacd.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4a9845c78cb0cdedddefb2c0309a86e8.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5ca7d1107389675d32b56ec097464c14.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/09f86f37ec8e15846bd731ab4fcdbacd.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7e9fdc1f8ed0ae44b54a9a2a3aca2db4.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/09f86f37ec8e15846bd731ab4fcdbacd.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/bdaa19de263700a15fcf213d64a8cd57.png)
您最近一年使用:0次
名校
5 . 下列函数,最小正周期为
的有( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/86ebba6ed1add0fe647c0226614b9290.png)
A.![]() | B.![]() |
C.![]() | D.![]() |
您最近一年使用:0次
2021-01-09更新
|
405次组卷
|
3卷引用:江苏省宿迁中学2020-2021学年高一(实验部)上学期第三次学情调研数学试题
6 . 关于函数
有如下四个命题:
①
是
的周期;②
的图象关于原点对称;③
的图象关于
对称;④
的最大值为
.其中所有真命题是___________ .(填命题序号)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/fa72d71fd29f00f11c3be651e3817bb2.png)
①
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7e9fdc1f8ed0ae44b54a9a2a3aca2db4.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/ea11d92122bdfbd0bab9642bfa14ad6f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/09f86f37ec8e15846bd731ab4fcdbacd.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/250b5107cbd77faecb232faa478adfa4.png)
您最近一年使用:0次
2021-01-05更新
|
141次组卷
|
3卷引用:西南名校联盟“3+3+3”2020-2021学年高三上学期备考诊断性联考卷(一)理科数学试题
西南名校联盟“3+3+3”2020-2021学年高三上学期备考诊断性联考卷(一)理科数学试题重庆市缙云教育联盟2020-2021学年高二上学期期末数学试题(已下线)第1章《常用逻辑用语》章节复习巩固提高练-2021-2022学年高二数学同步训练精选新题汇编(人教A版选修2-1)
名校
解题方法
7 . 已知函数
,下列说法中正确的是( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1a2cf4fb65d9d4ea9ab86b542f1952e1.png)
A.![]() | B.![]() ![]() |
C.![]() ![]() | D.![]() ![]() |
您最近一年使用:0次
8 . 已知函数
.
(1)求函数
的定义域和值域;
(2)判断函数
的奇偶性;
(3)判断函数
的周期性,若是周期函数,求其周期.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5355509457bf448421971b80063d8939.png)
(1)求函数
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/09f86f37ec8e15846bd731ab4fcdbacd.png)
(2)判断函数
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/09f86f37ec8e15846bd731ab4fcdbacd.png)
(3)判断函数
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/09f86f37ec8e15846bd731ab4fcdbacd.png)
您最近一年使用:0次
名校
解题方法
9 . 已知函数
,关于
下列说法正确的是( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/954de8e4c7fbf4f793d58b0029e10870.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/09f86f37ec8e15846bd731ab4fcdbacd.png)
A.![]() | B.![]() ![]() |
C.![]() ![]() | D.![]() ![]() |
您最近一年使用:0次
10 . 已知向量
,
,设函数
.
(1)求函数
的最小正周期及单调递增区间;
(2)若关于
的方程
在
上有两个不同的实数解,求实数
的取值范围.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/05029f1fb2288239193e5f0c0b598577.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/39ddb5927a4def429d93b7ec816e5c59.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/07f7132e4728768740b465c02365ec54.png)
(1)求函数
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4fe7d5809da02c15a43a0e9a898b9086.png)
(2)若关于
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/81dea63b8ce3e51adf66cf7b9982a248.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e31bc0c34811edba74dae3fcaed8f577.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/da0b1b34a0cb69bd9e0a4622b6352968.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/294f5ba74cdf695fc9a8a8e52f421328.png)
您最近一年使用:0次