1 . 已知全集
,函数
的定义域为
,则![](https://img.xkw.com/dksih/QBM/2015/6/29/1572154791010304/1572154796482560/STEM/2fcb6074a6bd4466bf9a7055c438a4b3.png)
![](https://img.xkw.com/dksih/QBM/2015/6/29/1572154791010304/1572154796482560/STEM/3d8a90bd513a4f7bad5fab67decfb3cf.png)
![](https://img.xkw.com/dksih/QBM/2015/6/29/1572154791010304/1572154796482560/STEM/fb62552f897c41898c4794846bf5adee.png)
![](https://img.xkw.com/dksih/QBM/2015/6/29/1572154791010304/1572154796482560/STEM/d1400a708f684a2fb92367a605658227.png)
![](https://img.xkw.com/dksih/QBM/2015/6/29/1572154791010304/1572154796482560/STEM/2fcb6074a6bd4466bf9a7055c438a4b3.png)
A.![]() | B.![]() | C.![]() | D.![]() |
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2016-12-03更新
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181次组卷
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4卷引用:2014-2015学年江西临川一中高二下学期期末理科数学试卷
A.![]() | B.![]() | C.![]() | D.![]() |