设函数
的定义域为D,若任取
,存在唯一的
,则称C为函数
在D上的均值.给出下列五个函数:
①
;②
;③
;④
;⑤
.则所有满足在其定义域上的均值为2的函数的序号为
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d8b6894e8c345a035e89ec672503a01f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ba6d6061efc773738da0a3de017c5d9d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e9e9b859249da0773f5dedbae993243a.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/09b29a7faa14a6e09d0db2d04f4ced03.png)
①
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d77f5191798242b7b9b88a75e17e4425.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/344ccbf79da6ad7e3709d6fa72efb756.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/814bea8004c0cbba824c7eed4281855c.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7c06e6c1012480369b4cb1ff0838aef0.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/99b161347f6a2fcfd9bf0acf1e8a03fa.png)
A.①③ | B.①④ | C.①④⑤ | D.②③④⑤ |
更新时间:2016-12-03 10:44:43
|
【知识点】 函数基本性质的综合应用
相似题推荐
单选题
|
适中
(0.65)
【推荐1】已知函数
,若
,
,则
,
的值依次为
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e0ded322ca179346879dfb84278c5454.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6cd250a564cfebf3127f88d7d79d2743.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/997598213e4b966f4f35ff036c3de136.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0a6936d370d6a238a608ca56f87198de.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2c94bb12cee76221e13f9ef955b0aab1.png)
A.3,3 | B.![]() | C.3,6 | D.![]() |
您最近一年使用:0次
单选题
|
适中
(0.65)
名校
【推荐2】已知定义在
上的偶函数
满足
,且当
时,
,则在区间
上函数
的图象与
轴的交点的个数为( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4aa0df7f1e45f9de29e802c7f19a4f64.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/09f86f37ec8e15846bd731ab4fcdbacd.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1b3b657ebd1733b4f19dcbec44919924.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0c4989f00563dc9ea4e57218ee3a5319.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/bf506d939c339a9ba0e88f6f4291718f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/fd52ef062e1934be348f2309946b1f3f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/942c2141d01bde6b48210c56a17fc75e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/81dea63b8ce3e51adf66cf7b9982a248.png)
A.6 | B.7 | C.8 | D.9 |
您最近一年使用:0次