已知函数
在
上是减函数,若
,
,
,
,则
,
,
的大小关系为( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/fbbdd006d6c6aa4c00282f564718a03a.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3f00f2f6ab162f9333ec55db195d663b.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ca542e78b7d77d008c9c4752afa91a55.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/141da3d07d2d971a2ea30dfebcf0385f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4823c686cc44b31947e06347255174e7.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/69a48bf2ec7f2a874b67d9053e9f81a0.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0a6936d370d6a238a608ca56f87198de.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2c94bb12cee76221e13f9ef955b0aab1.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/071a7e733d466949ac935b4b8ee8d183.png)
A.![]() | B.![]() |
C.![]() | D.![]() |
更新时间:2021-08-14 10:15:35
|
【知识点】 用导数判断或证明已知函数的单调性
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