1 . 判断下列各组直线的位置关系:
(1)
,![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8d323b717a1a85ba26a68cd2959bdc2b.png)
______ ;
(2)
,
,![](https://staticzujuan.xkw.com/quesimg/Upload/formula/10bbdef421c976962a270a2beabbad91.png)
______ .
(1)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/341db51a48250af440518f6b3532c833.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8d323b717a1a85ba26a68cd2959bdc2b.png)
(2)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/952dcf5babd256a951ef47f2ab32cad4.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/078d703c3f12f48e67bdb71a735bf34a.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/10bbdef421c976962a270a2beabbad91.png)
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2 . 若直线
的方程为
,
的方程为
,则直线
与
的关系是_______ .(填“平行”或“垂直”);
与
的距离是___________ ..
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2e9b0f5f44abbc6544a2f672b025b013.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/74005713904f58e71ecbf079a19d2085.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3f6f17bc385bafb37e8f964e5eb99cd0.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6b740d1f7ec8da97b4bd1f55378f9fbe.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/2e9b0f5f44abbc6544a2f672b025b013.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3f6f17bc385bafb37e8f964e5eb99cd0.png)
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解题方法
3 . 设
是双曲线
上一点,
是
的左焦点,
是
右支上的动点,则
的离心率为______ ,
面积的取值范围是_______ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6b66d95c91a2a594266c22d341bfabc0.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/83bf4fd84818abac17a9d21237ac5ce5.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5e4e568d9cd57c442f011a787ab8aaf2.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c5db41a1f31d6baee7c69990811edb9f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/acc290b44635265137fdf13146b6a6d9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c5db41a1f31d6baee7c69990811edb9f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c5db41a1f31d6baee7c69990811edb9f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b6380c54a58ed53ebe8977402b42c960.png)
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2021-10-07更新
|
417次组卷
|
2卷引用:河南省2020-2021学年高二下学期期末数学(理)试题
4 . 已知直线l过点
.
(1)若l与直线
平行,则其方程为____________ ;
(2)若l与直线
垂直,则其方程为____________ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ea717f643cdce1cf106a1d4f9a6297f9.png)
(1)若l与直线
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d40da46314ca911fcf7347648cc63afc.png)
(2)若l与直线
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d40da46314ca911fcf7347648cc63afc.png)
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