题目
题型:不详难度:来源:
![](http://img.shitiku.com.cn/uploads/allimg/20191022/20191022173031-46031.gif)
![](http://img.shitiku.com.cn/uploads/allimg/20191022/20191022173031-14419.gif)
![](http://img.shitiku.com.cn/uploads/allimg/20191022/20191022173032-59101.gif)
(1)
![](http://img.shitiku.com.cn/uploads/allimg/20191022/20191022173031-46031.gif)
![](http://img.shitiku.com.cn/uploads/allimg/20191022/20191022173032-17804.gif)
![](http://img.shitiku.com.cn/uploads/allimg/20191022/20191022173032-20465.gif)
(2)斜率为
![](http://img.shitiku.com.cn/uploads/allimg/20191022/20191022173032-86913.gif)
答案
![](http://img.shitiku.com.cn/uploads/allimg/20191022/20191022173033-54453.gif)
(2)
![](http://img.shitiku.com.cn/uploads/allimg/20191022/20191022173033-17576.gif)
解析
![](http://img.shitiku.com.cn/uploads/allimg/20191022/20191022173033-58990.gif)
![](http://img.shitiku.com.cn/uploads/allimg/20191022/20191022173033-26246.gif)
由①得
![](http://img.shitiku.com.cn/uploads/allimg/20191022/20191022173033-59903.gif)
![](http://img.shitiku.com.cn/uploads/allimg/20191022/20191022173034-88077.gif)
由②得
![](http://img.shitiku.com.cn/uploads/allimg/20191022/20191022173034-37290.gif)
解得
![](http://img.shitiku.com.cn/uploads/allimg/20191022/20191022173034-52469.gif)
![](http://img.shitiku.com.cn/uploads/allimg/20191022/20191022173033-54453.gif)
综上所述,
![](http://img.shitiku.com.cn/uploads/allimg/20191022/20191022173033-54453.gif)
(2)由题意得
![](http://img.shitiku.com.cn/uploads/allimg/20191022/20191022173034-28110.gif)
由③得
![](http://img.shitiku.com.cn/uploads/allimg/20191022/20191022173034-88077.gif)
![](http://img.shitiku.com.cn/uploads/allimg/20191022/20191022173035-16815.gif)
由④得
![](http://img.shitiku.com.cn/uploads/allimg/20191022/20191022173035-88168.gif)
解得
![](http://img.shitiku.com.cn/uploads/allimg/20191022/20191022173035-46650.gif)
![](http://img.shitiku.com.cn/uploads/allimg/20191022/20191022173033-17576.gif)
综上所述,
![](http://img.shitiku.com.cn/uploads/allimg/20191022/20191022173033-17576.gif)
核心考点
举一反三
![](http://img.shitiku.com.cn/uploads/allimg/20191022/20191022173024-46405.gif)
![](http://img.shitiku.com.cn/uploads/allimg/20191022/20191022173024-18510.gif)
![](http://img.shitiku.com.cn/uploads/allimg/20191022/20191022173025-18050.gif)
![](http://img.shitiku.com.cn/uploads/allimg/20191022/20191022173025-74481.gif)
![](http://img.shitiku.com.cn/uploads/allimg/20191022/20191022173025-94621.gif)
![](http://img.shitiku.com.cn/uploads/allimg/20191022/20191022173015-59005.gif)
![](http://img.shitiku.com.cn/uploads/allimg/20191022/20191022173015-92530.gif)
![](http://img.shitiku.com.cn/uploads/allimg/20191022/20191022173015-34014.gif)
![](http://img.shitiku.com.cn/uploads/allimg/20191022/20191022173015-59005.gif)
![](http://img.shitiku.com.cn/uploads/allimg/20191022/20191022173010-45168.gif)
![](http://img.shitiku.com.cn/uploads/allimg/20191022/20191022173010-58637.gif)
![](http://img.shitiku.com.cn/uploads/allimg/20191022/20191022173011-39960.gif)
![](http://img.shitiku.com.cn/uploads/allimg/20191022/20191022172954-26853.gif)
![](http://img.shitiku.com.cn/uploads/allimg/20191022/20191022172954-58151.gif)
![](http://img.shitiku.com.cn/uploads/allimg/20191022/20191022172954-91466.gif)
(1)平行于
![](http://img.shitiku.com.cn/uploads/allimg/20191022/20191022172955-47947.gif)
(2)平行于直线
![](http://img.shitiku.com.cn/uploads/allimg/20191022/20191022172955-71376.gif)
(3)垂直于直线
![](http://img.shitiku.com.cn/uploads/allimg/20191022/20191022172955-71376.gif)
(4)与直线
![](http://img.shitiku.com.cn/uploads/allimg/20191022/20191022172955-97610.gif)
![](http://img.shitiku.com.cn/uploads/allimg/20191022/20191022172942-82423.gif)
![](http://img.shitiku.com.cn/uploads/allimg/20191022/20191022172943-53310.gif)
![](http://img.shitiku.com.cn/uploads/allimg/20191022/20191022172943-10771.gif)
![](http://img.shitiku.com.cn/uploads/allimg/20191022/20191022172943-78586.gif)
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