点
在函数
的图象上,则
( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/53679be20ae56723e1ecb77ebf0ebe59.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/cab8ee8e0bbe46161a34d7e7293d8724.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f008cea432b68934066d32243ccf69bf.png)
A.有最小值9 | B.有最大值9 | C.有最小值6 | D.有最大值6 |
更新时间:2021-11-13 09:03:52
|
相似题推荐
单选题
|
较易
(0.85)
名校
【推荐1】已知等差数列
中,
,则
( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b28ef6f1b2279af482557a8ea46f2e43.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b943b0f7a808b3eec56a3187c0d1af0e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6348129ac0f79277beac2bfa300ed80f.png)
A.1024 | B.512 | C.256 | D.32 |
您最近一年使用:0次
单选题
|
较易
(0.85)
名校
解题方法
【推荐2】已知函数
(
且
),若
,则
( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/75e9723bdaa078c8dc065c17e01865eb.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/94440d3e4c073f94f2b266ff99d50e74.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c400a615a16a1662de98dfb4e49d58d3.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2ed670b1f668778c6243f3f7470ee7d2.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/269825e00dd4ca41ede8e1ab325d66ea.png)
A.![]() | B.![]() | C.![]() | D.![]() |
您最近一年使用:0次
单选题
|
较易
(0.85)
解题方法
【推荐1】已知
,
,且
,则
的最小值是( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/94440d3e4c073f94f2b266ff99d50e74.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/67ca5fd57c2c2fcc3c7a574fdd1467d9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/cdb33336b356bd0ef93791c254926365.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9f2ac8300c2913e283dd592911e37577.png)
A.![]() | B.2 | C.9 | D.4 |
您最近一年使用:0次
单选题
|
较易
(0.85)
解题方法
【推荐2】设
,且
,则
的最小值为
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2684b72f9f38f5046c8ecd4280b7b14b.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/12b40b1544e62be8b9e9f4dc9f2c0c74.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ad699365b381ff02826e9a4068014afb.png)
A.![]() | B.![]() | C.![]() | D.![]() |
您最近一年使用:0次