1 . 曲线
与直线y=k(x﹣2)+4有两个交点,则实数k的取值范围为____ .
![](https://img.xkw.com/dksih/QBM/2016/3/16/1572540793143296/1572540799213568/STEM/6273ed4fa54d4fe09f00e4698e62734a.png?resizew=89)
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2 . 已知
,
,
,则△ABC的BC边上的高所在的直线的方程为( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a16a46f03535c5af872fa8fa9f21a431.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d49a31f8e8dba418bd5d886998ef8d17.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a9d63f0b05d54522c263ab394064093b.png)
A.![]() | B.![]() | C.![]() | D.![]() |
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2016-12-04更新
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733次组卷
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3卷引用:2015-2016学年河南省鹤壁市高一上学期期末数学试卷