题目
题型:填空题难度:简单来源:不详
![](http://img.shitiku.com.cn/uploads/allimg/20190817/20190817094701-11913.png)
![](http://img.shitiku.com.cn/uploads/allimg/20190817/20190817094701-90658.png)
![](http://img.shitiku.com.cn/uploads/allimg/20190817/20190817094702-96705.png)
答案
![](http://img.shitiku.com.cn/uploads/allimg/20190817/20190817094702-23796.png)
解析
![](http://img.shitiku.com.cn/uploads/allimg/20190817/20190817094701-11913.png)
![](http://img.shitiku.com.cn/uploads/allimg/20190817/20190817094701-90658.png)
![](http://img.shitiku.com.cn/uploads/allimg/20190817/20190817094702-96705.png)
![](http://img.shitiku.com.cn/uploads/allimg/20190817/20190817094702-23796.png)
核心考点
举一反三
![](http://img.shitiku.com.cn/uploads/allimg/20190817/20190817094658-91253.png)
![](http://img.shitiku.com.cn/uploads/allimg/20190817/20190817094659-21899.png)
![](http://img.shitiku.com.cn/uploads/allimg/20190817/20190817094659-91966.png)
A.![]() | B.![]() | C.![]() | D.R |
![](http://img.shitiku.com.cn/uploads/allimg/20190817/20190817094653-50085.png)
![](http://img.shitiku.com.cn/uploads/allimg/20190817/20190817094654-76177.png)
![](http://img.shitiku.com.cn/uploads/allimg/20190817/20190817094654-98556.png)
(Ⅰ)若
![](http://img.shitiku.com.cn/uploads/allimg/20190817/20190817094654-35693.png)
![](http://img.shitiku.com.cn/uploads/allimg/20190817/20190817094654-45089.png)
(Ⅱ)若B是A的子集,求实数
![](http://img.shitiku.com.cn/uploads/allimg/20190817/20190817094654-45089.png)
![](http://img.shitiku.com.cn/uploads/allimg/20190817/20190817094652-61990.png)
![](http://img.shitiku.com.cn/uploads/allimg/20190817/20190817094646-33977.png)
![](http://img.shitiku.com.cn/uploads/allimg/20190817/20190817094646-44425.png)
![](http://img.shitiku.com.cn/uploads/allimg/20190817/20190817094646-19951.png)
![](http://img.shitiku.com.cn/uploads/allimg/20190817/20190817094646-70985.png)
![](http://img.shitiku.com.cn/uploads/allimg/20190817/20190817094647-25445.png)
(Ⅰ)当
![](http://img.shitiku.com.cn/uploads/allimg/20190817/20190817094647-12562.png)
![](http://img.shitiku.com.cn/uploads/allimg/20190817/20190817094646-19951.png)
![](http://img.shitiku.com.cn/uploads/allimg/20190817/20190817094647-47567.png)
![](http://img.shitiku.com.cn/uploads/allimg/20190817/20190817094647-42436.png)
![](http://img.shitiku.com.cn/uploads/allimg/20190817/20190817094644-41090.png)
![](http://img.shitiku.com.cn/uploads/allimg/20190817/20190817094644-95546.png)
![](http://img.shitiku.com.cn/uploads/allimg/20190817/20190817094645-11787.png)
A.[1,2] | B.[0,2] | C.[1,4] | D.[0,4] |
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