若函数
对任意
的都有
恒成立,则( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/09f86f37ec8e15846bd731ab4fcdbacd.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c4166972dec0aa3e8694a44eeb941a08.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9327b6e0688b1574c26f688dfb11bc6a.png)
A.![]() | B.![]() |
C.![]() | D.![]() ![]() |
更新时间:2022-05-15 23:26:43
|
相似题推荐
单选题
|
较难
(0.4)
名校
解题方法
【推荐1】已知函数
,设
,
,
,则a,b,c的大小关系为( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2bdbcce3bdf9625df8c2993620e68e06.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c2a01e31d722e2493f1580e9a7184fc4.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/50fa206c7b86fcda614f9227d94a63ec.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a7ca391f927d35751f2bd06afd0bbc49.png)
A.![]() | B.![]() | C.![]() | D.![]() |
您最近一年使用:0次
单选题
|
较难
(0.4)
名校
【推荐2】已知
,则a,b,c的大小关系是( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/df740b8df8bf529575e453740b143885.png)
A.![]() | B.![]() | C.![]() | D.![]() |
您最近一年使用:0次
单选题
|
较难
(0.4)
名校
【推荐1】已知函数
,设
,
,
,则( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b25ec038af1f900162899094d75bf139.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/98a2dce4dbc09e7ab86451977b4feaa5.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d5a8292231fdf5c9ba77afd34d7a8efd.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/544b9c1c8c91dff3eddda483780cbb80.png)
A.![]() | B.![]() | C.![]() | D.![]() |
您最近一年使用:0次
单选题
|
较难
(0.4)
名校
【推荐2】已知
,
,
,其中
为自然对数的底数,则( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0c07f5ae76ace2c7c7611f8226673e23.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ac803fc06817922b7ee8a7cfc9c2de3d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4eea5dc7249227f14ea104bdc8375988.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0a69affd80844769c885bf4f45d5f961.png)
A.![]() | B.![]() | C. ![]() | D.![]() |
您最近一年使用:0次