已知
,
的最大值为
,x=m是
的一条对称轴,则
的最小值为( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/94440d3e4c073f94f2b266ff99d50e74.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/382e2ce8983f7bf984994aca420a6f9f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a7ffe8515ff6183c1c7775dc6f94bdb8.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/09f86f37ec8e15846bd731ab4fcdbacd.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b5a771f2e80c8a29ed2ebd76498b0f49.png)
A.![]() | B.![]() | C.![]() | D.![]() |
更新时间:2022-05-18 23:22:18
|
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单选题
|
适中
(0.65)
名校
解题方法
【推荐2】设当
时,函数
取得最大值,则![](https://staticzujuan.xkw.com/quesimg/Upload/formula/90e888ea14da893971e13858945bf0cd.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/19099ff9ce1b01be72e4535e600aeb63.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/562de898edbe1690bcaf8fbb26e398a7.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/90e888ea14da893971e13858945bf0cd.png)
A.![]() | B.![]() | C.![]() | D.![]() |
您最近一年使用:0次
单选题
|
适中
(0.65)
【推荐1】函数
的图象经过平移后所得图像关于点
中心对称,这个平移变换可以是( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/556a623aa476ef55a048c6439c6baebc.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/71ebb7b00c8246c9a938bdbf40b4e7fe.png)
A.向左平移![]() | B.向左平移![]() | C.向右平移![]() | D.向右平移![]() |
您最近一年使用:0次
单选题
|
适中
(0.65)
【推荐2】已知函数
的图像相邻两条对称轴之间的距离为
,其中一个对称中心为
,把
的图像向左平移
个单位长度得到函数
的图像,则函数
的最小值为( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ed4d39076312ff7c6e94ce2d89fc5a83.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b1ad72d7565699d1ebb741eb0ce12bac.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3a83571e1cbc31c560f83e5f1e6a4b9f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/942c2141d01bde6b48210c56a17fc75e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2d88591679796c52024d11c4de641bdb.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1938c093dd2fbcb752d0eb7a18d143b2.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7d02059613da3797ae406925b6ee5b3c.png)
A.![]() | B.![]() | C.![]() | D.![]() |
您最近一年使用:0次
单选题
|
适中
(0.65)
名校
解题方法
【推荐1】如图,在
,
,点P在以B为圆心,1为半径的圆上,则
的最大值为( )
![](https://img.xkw.com/dksih/QBM/2022/3/1/2926951102373888/2928990944935936/STEM/922a7128-1c02-475d-9f47-9e952360953e.png?resizew=181)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2f8f88798ec42a58dccd212586382b23.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c6c2d9566b1f88788744dc842fc14c91.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4f3af6f75cee73a485c49e63a8b642f7.png)
![](https://img.xkw.com/dksih/QBM/2022/3/1/2926951102373888/2928990944935936/STEM/922a7128-1c02-475d-9f47-9e952360953e.png?resizew=181)
A.![]() | B.![]() | C.![]() | D.![]() |
您最近一年使用:0次
单选题
|
适中
(0.65)
名校
【推荐2】已知函数
对任意
都满足
,则函数
的最大值为
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/aea3303a7cb3dbc834910efd34dfb5ff.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c4166972dec0aa3e8694a44eeb941a08.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/539b5f4a6673905aa514596c1acdcde4.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6b0faec6693a36d96bde44d62cfbc0c0.png)
A.5 | B.3 | C.![]() | D.![]() |
您最近一年使用:0次