已知函数
的定义域为
,
的定义域为
,则
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/fa4503ed876b764e240c256dc8997939.png)
![](https://img.xkw.com/dksih/QBM/2015/3/27/1572045398327296/1572045403439104/STEM/1b721fc6c7da43b38b37b8053a696d8d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ac047e91852b91af639feec23a9598b2.png)
![](https://img.xkw.com/dksih/QBM/2015/3/27/1572045398327296/1572045403439104/STEM/394c616759224041bf4c1e41e522bb0a.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/54a5d7d3b6b63fe5c24c3907b7a8eaa3.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/fa4503ed876b764e240c256dc8997939.png)
A.![]() | B.![]() | C.![]() | D.![]() |
更新时间:2016-12-03 11:17:28
|
相似题推荐
单选题
|
较易
(0.85)
解题方法
【推荐1】若集合
,
,则
=( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8f4441165b5531ea85adb89b574c891c.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/54e4c1f9fad77e520bff2e910f5e2209.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/551fd8cd8ea61d794c13074ccd7d6c4e.png)
A.![]() | B.![]() | C.![]() | D.![]() |
您最近一年使用:0次
单选题
|
较易
(0.85)
【推荐2】已知全集U={x∈N*|x≤7},集合M={1,3,5,7},集合N={3,4,5,6,7},则(
M)∩N=( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/629958edad67915bf9b676d68a228f3f.png)
A.{1,2,4,6} | B.{3,5,7} | C.{4,6} | D.{2} |
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】函数
的定义域为( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/42f4430f9cb8c8b094fc9516befff83d.png)
A.![]() | B.![]() |
C.![]() | D.![]() |
您最近一年使用:0次