名校
解题方法
1 . 已知函数
的图象关于直线
对称,则
( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3cd8331d5ac755a3e6a7199f7009b87b.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/813716d57b28f5ae4ba1d17eda724c2d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/85527d190d4e1d6bac4145d1c716e65e.png)
A.![]() | B.![]() | C.![]() | D.![]() |
您最近一年使用:0次
2 . 若函数
的图象向左平移
个单位长度后关于
轴对称,则
( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/23cee470bf9cdd6be7fcc743af31c1c3.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2d88591679796c52024d11c4de641bdb.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d053b14c8588eee2acbbe44fc37a6886.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e9448bf1d6136b3a108e7ea60506ad39.png)
A.2 | B.![]() | C.1 | D.3 |
您最近一年使用:0次
2021-08-17更新
|
418次组卷
|
3卷引用:陕西省汉中市2020-2021学年高二下学期期末文科数学试题
名校
3 . 已知函数
,若
恒成立,则正数
的最小值是__________ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4af830b77d67270254e8e7942efd09af.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f30d2fdf9812346171c74a4c46bfacf9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0a6936d370d6a238a608ca56f87198de.png)
您最近一年使用:0次
2021-08-09更新
|
196次组卷
|
2卷引用:浙江省温州市十校联合体2020-2021学年高二下学期期末数学试题
4 . 函数
的最小正周期是
,若将该函数的图象向左平移
个单位长度后得到的函数图象关于点
对称,则函数
的解析式是( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ed4d39076312ff7c6e94ce2d89fc5a83.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/86ebba6ed1add0fe647c0226614b9290.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c67d01e61dc0042e67b5e8ec8e727c22.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/95228c66257fdb082fbc371d06c1c6e8.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/09f86f37ec8e15846bd731ab4fcdbacd.png)
A.![]() | B.![]() |
C.![]() | D.![]() |
您最近一年使用:0次
5 . 已知直线
是函数
的一条对称轴,写出
的一个可能值为___________ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9b384412acba251d87902ab928902f16.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9364dfe9fecffd72556c30d0afd9059c.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/074c228ffc7b1e306f8410afe7bc4b5c.png)
您最近一年使用:0次
名校
6 . 若函数
(
)关于直线
对称,则
的最小值为( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8e1df335ab145ac291268ef49c1151f5.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e04b2fa62cb0e22d7268848987abc0c4.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4f56a20bc5fce6b02217627b42249854.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6581916f5a65edfea257c804efee007e.png)
A.![]() | B.![]() | C.![]() | D.![]() |
您最近一年使用:0次
2021-07-29更新
|
450次组卷
|
2卷引用:云南省保山市2020-2021学年高二下学期期末数学(理)试题
名校
7 . 已知函数
,且对任意
都有
,则![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1817297374e431a1d9087dcc2991d3a9.png)
__________ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/91a93e33f7898f1aaf461d54a6ceadf4.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c4166972dec0aa3e8694a44eeb941a08.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5dffbfcdaf9d90e5cba2b2e9860e0039.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1817297374e431a1d9087dcc2991d3a9.png)
您最近一年使用:0次
2021-07-21更新
|
262次组卷
|
2卷引用:福建省泉州市晋江一中2020-2021学年高二下学期数学期末试题
名校
解题方法
8 . 已知
,
.
(1)若
的图象关于直线
对称,求实数
的值;
(2)在
中,已知
,
,
的面积为
,求
的周长.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ba1cf8cc0ca8fbbc8863fb416e25730f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/642e5565b3016cdaba6f48f6bb81eb9e.png)
(1)若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7ad8f88b5771c2be918308b45d3d41a0.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/feed53a8c562448cdf8ab1534cc4c8ef.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0a6936d370d6a238a608ca56f87198de.png)
(2)在
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/15c0dbe3c080c4c4636c64803e5c1f76.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/bb2750de8276bcbd511bcdb92997184c.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d85c6ae0a0157f0cf0a31c79899caf37.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/15c0dbe3c080c4c4636c64803e5c1f76.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/edb57d84f9bbcb3e30d4ce7e2e1e8604.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/15c0dbe3c080c4c4636c64803e5c1f76.png)
您最近一年使用:0次
9 . 已知函数
满足:①
的图象关于点
对称;②
的图象关于直线
对称;③方程
在
上至多有2个实数根,则
的值可以是( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/71e94b66bb92b07e6069b241ddecc9cf.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/09f86f37ec8e15846bd731ab4fcdbacd.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2ac249914073fd29af300b9a073e277b.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/09f86f37ec8e15846bd731ab4fcdbacd.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5e60b49815c5c25b48e6c74d7077851a.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/86b92b70365c63607daecdc8deb73ecf.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/867f6c8a60f0fad554f0673539e3a937.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/074c228ffc7b1e306f8410afe7bc4b5c.png)
A.2 | B.8 | C.10 | D.18 |
您最近一年使用:0次
10 . 已知函数
图像的两对称轴间的最小距离为1,
图像的一个对称中心到一条对称轴的最小距离为
,则
在
上的取值范围是( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9924b1135c072baab265ff1722cd97ab.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/09f86f37ec8e15846bd731ab4fcdbacd.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/36a1b09c653185842513e24ebba60bb3.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/12e3fbf26d5e6a3a8e3590a9d5399838.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/fefeac0d38a1a529666ebbb9278835a2.png)
A.![]() | B.![]() | C.![]() | D.![]() |
您最近一年使用:0次