题目
题型:不详难度:来源:
![](http://img.shitiku.com.cn/uploads/allimg/20191024/20191024030550-18283.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191024/20191024030550-86125.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191024/20191024030551-34377.png)
A.1 | B.2 | C.3 | D.4 |
答案
解析
试题分析:将抛物线
![](http://img.shitiku.com.cn/uploads/allimg/20191024/20191024030550-86125.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191024/20191024030551-81669.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191024/20191024030551-50025.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191024/20191024030550-18283.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191024/20191024030551-78792.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191024/20191024030551-80512.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191024/20191024030552-74382.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191024/20191024030552-59558.png)
故选A.
核心考点
举一反三
![](http://img.shitiku.com.cn/uploads/allimg/20191024/20191024030544-85075.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191024/20191024030544-12148.png)
A.![]() | B.![]() | C.![]() | D.![]() |
![](http://img.shitiku.com.cn/uploads/allimg/20191024/20191024030537-70674.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191024/20191024030537-64327.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191024/20191024030538-79923.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191024/20191024030538-11808.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191024/20191024030538-91066.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191024/20191024030538-12776.png)
A.![]() | B.![]() | C.![]() | D.![]() |
![](http://img.shitiku.com.cn/uploads/allimg/20191024/20191024030531-89987.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191024/20191024030527-57867.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191024/20191024030527-94407.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191024/20191024030523-63388.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191024/20191024030523-68518.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191024/20191024030523-82814.png)
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