已知直线
,直线
,若
,则
=_________ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5841ec69bc784a963e32295b1df64c9d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b88981adb0fe04c7f1e04d5a1becbabd.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/027830fc47290062692964077ee481e4.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/294f5ba74cdf695fc9a8a8e52f421328.png)
更新时间:2023-10-26 15:30:03
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【知识点】 已知直线平行求参数
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解题方法
【推荐1】若直线
与直线
平行,则这两条直线间的距离是____________ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9315b85140f138a28c6c9636a48bc441.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4d8312974844391c7f27f5ae6cd2ac3e.png)
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【推荐2】已知
为正数,且直线
与直线
互相平行,则
的最小值为___________ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/632244ea6931507f8656e1cc3437d392.png)
![](https://img.xkw.com/dksih/QBM/2016/10/12/1573064850522112/1573064856584192/STEM/4dec7a223f2c47e2ad4f95309a730d70.png?resizew=96)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/745ff1e8662a5d96bc2f68d94b41ef95.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/fbcb79c362bddb898f8a9d02a5f5d085.png)
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