已知直线
,点
和
到直线l的距离分别为
且
,则直线l的方程为( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1626c36125cf6f6933a029197b2e0c66.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4193c0af60bce74c8f575dc8dc3ea0a1.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6e78cc15519ec399d1fc04bcaca49d4a.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/bf2f1c1409a06278e847e6b573cef254.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4e415274f3e0a8834534645784f33e23.png)
A.![]() | B.![]() |
C.![]() ![]() | D.![]() ![]() |
22-23高二下·河南焦作·开学考试 查看更多[3]
更新时间:2023-02-07 10:36:12
|
【知识点】 已知点到直线距离求参数
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【推荐1】已知离心率为
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,M是双曲线C的一条渐近线上的点,且
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![](https://staticzujuan.xkw.com/quesimg/Upload/formula/987517758fad59f6f695761deb2a5ebd.png)
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![](https://staticzujuan.xkw.com/quesimg/Upload/formula/987517758fad59f6f695761deb2a5ebd.png)
A.32 | B.16 | C.8 | D.4 |
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较易
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【推荐2】过点A(1,2)且与原点距离最大的直线方程是( )
A.![]() | B.![]() |
C.![]() | D.![]() |
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