1 . 已知函数
.
(1)求函数
的单增区间;
(2)将
图象上的所有点向左平移
个单位长度,所得图象关于直线
对称,求
的最小值.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5874b5d764f9e131638048ec688d072c.png)
(1)求函数
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4fe7d5809da02c15a43a0e9a898b9086.png)
(2)将
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/51c530f4b7491b95acb8ce3eef9aa09d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5766292c7ff8834141e424796ad8e08f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6aa072e56e4cdf7a02f5a67bd35dbabc.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c24095e409b025db711f14be783a406c.png)
您最近一年使用:0次
2011·江苏南京·二模
名校
2 . 已知函数
.若
,则实数
的最小值为______ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c59d0eba844117978d3c936b4d3801ae.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ce178bbed23951bb606d39c8b9d85128.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/074c228ffc7b1e306f8410afe7bc4b5c.png)
您最近一年使用:0次
2016-12-02更新
|
694次组卷
|
10卷引用:2011届江苏省南京市高三第二次模拟考试数学卷
(已下线)2011届江苏省南京市高三第二次模拟考试数学卷(已下线)2013届江苏省东海高级中学高三阶段检测理科数学试卷2015届江苏省广宇学校高三年级百强生竞赛文科数学试卷2015届江苏省广宇学校高三年级百强生竞赛理科数学试卷2015届江苏省淮安市淮海中学高三四统测模拟测试数学试卷江苏省常州市横林高级中学2017~2018学年第一学期月考高三理科数学试卷广东省阳春市第一中学2018届高三上学期第三次月考数学(理)试题(已下线)黄金30题系列 高三年级数学江苏版 小题好拿分【基础版】【全国百强校】江苏省无锡市天一中学2018-2019学年高三11月月考 数学试题江苏省扬州市高邮中学2020届高三下学期5月模拟考试数学试题
3 . 已知定义在区间
上的函数
图像关于
对称,当
时,![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7111f26210cd44b95b7a45b620d66eef.png)
(1)作出
的图像,并探究函数
的性质(本小题只需直接写出结论);
(2)求函数
的解析式;
(3)若关于
的方程
有解,将方程中的
取一确定的值所得的所有的解的和记为
,求
的所有可能的值及相应的
的取值.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e120d1fd6c5f8bf1033c3c157d23acb8.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/942c2141d01bde6b48210c56a17fc75e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f6461468072bd27afd53fd5f9c3bf344.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f733808d2127a538d6664c68b44f551f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7111f26210cd44b95b7a45b620d66eef.png)
(1)作出
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/942c2141d01bde6b48210c56a17fc75e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/09f86f37ec8e15846bd731ab4fcdbacd.png)
(2)求函数
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/942c2141d01bde6b48210c56a17fc75e.png)
(3)若关于
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/81dea63b8ce3e51adf66cf7b9982a248.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/338316b0fe50fdea0f2f75aec4c990dd.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0a6936d370d6a238a608ca56f87198de.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/79f71f1db49c0863ea542fedcd3c34d4.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/79f71f1db49c0863ea542fedcd3c34d4.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0a6936d370d6a238a608ca56f87198de.png)
您最近一年使用:0次
解题方法
4 . 已知函数
,给出下列结论:
①
的图象关于直线
对称;
②
的图象关于点
对称;
③
的最大值为
;
④
的周期函数,
其中正确结论有__________ .(请填写序号)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b5fd3930f9da12970ae166ebb6b1cb07.png)
①
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/942c2141d01bde6b48210c56a17fc75e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/95a2ec02caf837c6e7e0b76dd9acc7f0.png)
②
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/942c2141d01bde6b48210c56a17fc75e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6c52273a1af76b9ae9de76b168edc8f2.png)
③
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/09f86f37ec8e15846bd731ab4fcdbacd.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/edb57d84f9bbcb3e30d4ce7e2e1e8604.png)
④
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/09f86f37ec8e15846bd731ab4fcdbacd.png)
其中正确结论有
您最近一年使用:0次
名校
5 . 已知定义在
上的函数
既是偶函数又是周期函数,若
的最小正周期是
,且当
时,
,则
的值为
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4aa0df7f1e45f9de29e802c7f19a4f64.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4fe7d5809da02c15a43a0e9a898b9086.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4fe7d5809da02c15a43a0e9a898b9086.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/86ebba6ed1add0fe647c0226614b9290.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/778662c16848db470c6537705b8a839c.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b923078510697d5f7f9ea392eb76dd9a.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/66f13f862e64a2b11a40258516455f92.png)
A.![]() | B.![]() | C.![]() | D.![]() |
您最近一年使用:0次
9-10高三·四川成都·阶段练习
解题方法
6 . 若函数![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2ab036faae6391d4c5371a0f3ff7f0ee.png)
的图象关于直线
对称,则
的值为
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2ab036faae6391d4c5371a0f3ff7f0ee.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/56cfeea253de3f21e7a201893ef56c21.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f26718af84fe8d35608797711e21b2ba.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a271441e102afda6dda8513af3fe9e76.png)
A.0 | B.3 | C.![]() | D.2或![]() |
您最近一年使用:0次
2014·湖南益阳·三模
7 . 函数
的部分图像如图所示,如果
,且
,则
等于( )
![](https://img.xkw.com/dksih/QBM/2014/4/25/1571663826321408/1571663831867392/STEM/26255f91d5904037a19bba698560ae45.png?resizew=146)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/db1f0db0458bcc84489ddb148a9f8e96.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/bf625ceb77b592c33b0f43e5c7d46405.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2037b0bad7c7a312bac1ac0653d9a491.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4e4c40696b76dd2d12900655e9f95adf.png)
![](https://img.xkw.com/dksih/QBM/2014/4/25/1571663826321408/1571663831867392/STEM/26255f91d5904037a19bba698560ae45.png?resizew=146)
A.![]() | B.![]() | C.![]() | D.1 |
您最近一年使用:0次
8 . 已知函数
的定义域为
,值域为
,则
的值不可能是
![](https://img.xkw.com/dksih/QBM/2016/6/1/1572683725635584/1572683731550208/STEM/8fcf7bfb00c14bcdac424838307552dc.png)
![](https://img.xkw.com/dksih/QBM/2016/6/1/1572683725635584/1572683731550208/STEM/5e5b790a3e124f03a81456b5fcade035.png)
![](https://img.xkw.com/dksih/QBM/2016/6/1/1572683725635584/1572683731550208/STEM/5cba922bb88741189148b57dd3dd1610.png)
![](https://img.xkw.com/dksih/QBM/2016/6/1/1572683725635584/1572683731550208/STEM/cd4fc6f1154145cc883f17a8cb3f4048.png)
A.![]() | B.![]() | C.![]() | D.![]() |
您最近一年使用:0次
2016-12-04更新
|
731次组卷
|
2卷引用:2016届海南省海南中学高考模拟九理科数学试卷
9 . 已知直线
是函数
图象的一条对称轴, 则
取得最小值时
的集合为
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f26718af84fe8d35608797711e21b2ba.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7e95d3a95423955916977d002665a1da.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/09b29a7faa14a6e09d0db2d04f4ced03.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/81dea63b8ce3e51adf66cf7b9982a248.png)
A.![]() | B.![]() |
C.![]() | D.![]() |
您最近一年使用:0次
13-14高二上·北京·阶段练习
10 . 已知函数
.项数为27的等差数列
满足
,且公差
.若
,则当
=_____ 时,
.
![](https://img.xkw.com/dksih/QBM/2014/12/29/1571939475161088/1571939480920064/STEM/075d7dd4901f45dab2296e087b09aab8.png?resizew=128)
![](https://img.xkw.com/dksih/QBM/2014/12/29/1571939475161088/1571939480920064/STEM/1ec4034d57d0415e918414717cdfe7f5.png?resizew=31)
![](https://img.xkw.com/dksih/QBM/2014/12/29/1571939475161088/1571939480920064/STEM/7a0cb9801ea64fec9823a401909d56bf.png?resizew=92)
![](https://img.xkw.com/dksih/QBM/2014/12/29/1571939475161088/1571939480920064/STEM/6d4e9a7ef73d4fe0a3cc7f0eeddec446.png?resizew=40)
![](https://img.xkw.com/dksih/QBM/2014/12/29/1571939475161088/1571939480920064/STEM/b89f23bc7123425b89dba18c4c7e50da.png?resizew=207)
![](https://img.xkw.com/dksih/QBM/2014/12/29/1571939475161088/1571939480920064/STEM/c27ecba544ff40f0959a4c0cf2c588a3.png?resizew=13)
![](https://img.xkw.com/dksih/QBM/2014/12/29/1571939475161088/1571939480920064/STEM/094d1692043c4157980fd63bd900606c.png?resizew=68)
您最近一年使用:0次