已知抛物线
,准线方程为
.
(1)求抛物线的标准方程;
(2)若定点
,直线l与地物线C交于A,B两点,且
,求直线l的斜率.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/37ab7408ffcefcb8e5e1ad4a9c58f1b1.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/99c6875d552e9fff3c7d655f3a59b166.png)
(1)求抛物线的标准方程;
(2)若定点
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1f13bf66fc845b115de4ec45b4be0e23.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/378958f507814a30e7a94e1a1dcb9919.png)
更新时间:2022-01-18 15:17:30
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相似题推荐
【推荐1】顶点在原点,焦点在
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【推荐2】已知抛物线
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(2)
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【推荐1】已知抛物线
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【推荐2】已知抛物线
恰好经过等腰梯形
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![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1c2c84933c089ac8dd228def0c2200ce.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/411b38a18046fea8e9fab1f9f9b80a5f.png)
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(2)证明:
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d40b319212a7e7528b053e1c7097e966.png)
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