已知直线
和
,
(1)若
与
平行,求
的值;
(2)若
与
垂直,求
的值.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3439ae11b3b34100ce6b6a835b163ff1.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8cc57e7bb01b128a04f8d677a4a2f5c7.png)
(1)若
![](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/294f5ba74cdf695fc9a8a8e52f421328.png)
(2)若
![](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/294f5ba74cdf695fc9a8a8e52f421328.png)
更新时间:2023-02-07 22:48:08
|
相似题推荐
解答题-问答题
|
较易
(0.85)
解题方法
【推荐1】已知三条直线
,
和
.
(1)若
,求实数
的值;
(2)若三条直线相交于一点,求实数
的值.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/783216e263b704dc4d1e2c23f4f6fdce.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/52b6f4a42bfbcd5dac0d5bc973b49b94.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a115bc6c4fe52ded74829180ce289de1.png)
(1)若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/decc902e624330bd0212b9408296a110.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/294f5ba74cdf695fc9a8a8e52f421328.png)
(2)若三条直线相交于一点,求实数
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/294f5ba74cdf695fc9a8a8e52f421328.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
,
.请从以下三个条件中选出两个求实数
,
的值.
(1)
;
(2)
;
(3)
.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/22657a65a1473c2d293bfc30d7515658.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/612b94a43de961e9a74f8517ef5a94fb.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0a6936d370d6a238a608ca56f87198de.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2c94bb12cee76221e13f9ef955b0aab1.png)
(1)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/bd04c6b9cc47521108979a622c2b7c83.png)
(2)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1ce08b357f11ef44c3e8207ac574422a.png)
(3)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/027830fc47290062692964077ee481e4.png)
您最近一年使用:0次
解答题-问答题
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较易
(0.85)
解题方法
【推荐1】如图,已知长方形
的两条对角线的交点为
,且
与
所在的直线方程分别为
与
.
![](https://img.xkw.com/dksih/QBM/2021/3/11/2675705267904512/2676338543591424/STEM/6deeafab43074a1e8b34a619b5dbcaf3.png?resizew=274)
(1)求
所在的直线方程;
(2)求出长方形
的外接圆的方程.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/411b38a18046fea8e9fab1f9f9b80a5f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/25c8ef6f3640bd70e40f3b591c8bcc14.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f52a58fbaf4fea03567e88a9f0f6e37e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0dc5c9827dfd0be5a9c85962d6ccbfb1.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f3b763716a92094de136e84e45b2b5ad.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f8a12b9d1737693254877486ae6b8852.png)
![](https://img.xkw.com/dksih/QBM/2021/3/11/2675705267904512/2676338543591424/STEM/6deeafab43074a1e8b34a619b5dbcaf3.png?resizew=274)
(1)求
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/03902478df1a55bc99703210bccab910.png)
(2)求出长方形
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/411b38a18046fea8e9fab1f9f9b80a5f.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】已知三条直线
,
和
.
(1)若
,求实数
的值;
(2)若三条直线相交于一点,求实数
的值.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d9813ce6023ea2c65f61766742e2e4a8.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8e92b0ab5a42a7cbd65538f9c405067f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b7959593a2dc05022a38000c9478ae2a.png)
(1)若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0ac146a46b4bac02776fb3d916bbd124.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0a6936d370d6a238a608ca56f87198de.png)
(2)若三条直线相交于一点,求实数
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0a6936d370d6a238a608ca56f87198de.png)
您最近一年使用:0次