题目
题型:不详难度:来源:
![](http://img.shitiku.com.cn/uploads/allimg/20191022/20191022151121-30701.png)
答案
![](http://img.shitiku.com.cn/uploads/allimg/20191022/20191022151121-66701.png)
解析
试题分析:∵直线
![](http://img.shitiku.com.cn/uploads/allimg/20191022/20191022151121-30701.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191022/20191022151121-30701.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191022/20191022151122-16381.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191022/20191022151121-66701.png)
点评:考查直线的斜率的应用,斜率的求法,考查数形结合的思想
核心考点
举一反三
已知直线
![](http://img.shitiku.com.cn/uploads/allimg/20191022/20191022151115-16818.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191022/20191022151115-33560.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191022/20191022151115-83340.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191022/20191022151115-23361.png)
(1)若
![](http://img.shitiku.com.cn/uploads/allimg/20191022/20191022151115-64263.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191022/20191022151115-56808.png)
(2)当
![](http://img.shitiku.com.cn/uploads/allimg/20191022/20191022151115-23415.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191022/20191022151115-16818.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191022/20191022151115-83340.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191022/20191022151109-23543.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191022/20191022151109-69100.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191022/20191022151109-98237.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191022/20191022151109-14932.png)
A.2 | B.3 | C.9 | D.![]() |
![](http://img.shitiku.com.cn/uploads/allimg/20191022/20191022151104-98113.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191022/20191022151104-16189.png)
A.![]() | B.![]() | C.![]() | D.3 |
![](http://img.shitiku.com.cn/uploads/allimg/20191022/20191022151100-92602.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191022/20191022151100-56409.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191022/20191022151057-49679.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191022/20191022151057-11300.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191022/20191022151058-24531.png)
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