已知直线l经过点
,且与x轴正半轴交于点A,与y轴正半轴交于点B,O为坐标原点.
(1)若点O到直线l的距离为4,求直线l的方程;
(2)若
面积为24,求直线l的方程.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4722e78001492d2ef9ea2ce09ca83087.png)
(1)若点O到直线l的距离为4,求直线l的方程;
(2)若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3fe95f656b98b53f71a9d72bf0c9a4b9.png)
更新时间:2023-10-27 10:32:41
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【推荐1】求适合下列条件的直线方程:
(1)过点
,斜率是直线
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(2)经过点
且在两坐标轴上的截距相等.
(1)过点
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/dbe6dd6f6a9c7024d3c0984f2230779c.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/fea60f143c24aa788d96ba72876823d5.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/602baac86c2b1668ecdfadc8a5948885.png)
(2)经过点
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f0e4ed4696bf2b0d22c58fabaf04a26f.png)
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【推荐2】已知以点
为圆心的圆经过点
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(1)求直线
的方程;
(2)求圆
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(3)设点
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上,试问使
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共有几个?证明你的结论.
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![](https://staticzujuan.xkw.com/quesimg/Upload/formula/aec6d8edcaf1610e57947e4df44a15e9.png)
(1)求直线
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(2)求圆
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/dad2a36927223bd70f426ba06aea4b45.png)
(3)设点
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/acc290b44635265137fdf13146b6a6d9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/dad2a36927223bd70f426ba06aea4b45.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/16e8c7968d57d2a20065a7cb15c9b4eb.png)
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【推荐1】已知三条直线
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(1)求
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(2)能否找到一点
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①
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![](https://staticzujuan.xkw.com/quesimg/Upload/formula/dad2a36927223bd70f426ba06aea4b45.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2e9b0f5f44abbc6544a2f672b025b013.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/dad2a36927223bd70f426ba06aea4b45.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3f6f17bc385bafb37e8f964e5eb99cd0.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/dad2a36927223bd70f426ba06aea4b45.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2e9b0f5f44abbc6544a2f672b025b013.png)
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【推荐2】已知斜率为
的直线l过点
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(1)求a的值;
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(1)求a的值;
(2)若直线m与l平行,且点P到直线m的距离为2,求直线m的方程.
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