讨论下列直线的位置关系:
,
.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/827f15b5adb0158998d2eccb8cd7e8c2.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f61e2ac5f7408806c2aac437c7f89f62.png)
21-22高二·全国·期中 查看更多[2]
更新时间:2022-04-24 09:21:50
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【知识点】 已知直线平行求参数
相似题推荐
解答题-问答题
|
较易
(0.85)
解题方法
【推荐1】已知直线
:
,
:
,其中
为实数.
(1)当
时,求直线
,
之间的距离;
(2)当
时,求过直线
,
的交点,且垂直于直线
的直线方程.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2e9b0f5f44abbc6544a2f672b025b013.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c21d0c107654b1241c88267f82225c62.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3f6f17bc385bafb37e8f964e5eb99cd0.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6a50d7dca2e767d18989a5094e2ccf1e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/294f5ba74cdf695fc9a8a8e52f421328.png)
(1)当
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/027830fc47290062692964077ee481e4.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2e9b0f5f44abbc6544a2f672b025b013.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3f6f17bc385bafb37e8f964e5eb99cd0.png)
(2)当
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/cf0086b054ef120408acac806a1b1318.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2e9b0f5f44abbc6544a2f672b025b013.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3f6f17bc385bafb37e8f964e5eb99cd0.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/091c83390d0755e1b72755cf37490351.png)
您最近一年使用:0次
解答题-问答题
|
较易
(0.85)
解题方法
【推荐2】已知直线
,
.若
,求实数
的值.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7aebde219569586b2230ac421b8f325a.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1afb00dccc50544155f33671a8be5d77.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1095c036b49c3327baaa2c3c7f746134.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0a6936d370d6a238a608ca56f87198de.png)
您最近一年使用:0次