点
到直线
的距离为________ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/14cdf777c54d27e1e9c707ad9b5f8df7.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/550e145323901c748a4d587f62f80970.png)
更新时间:2020-03-03 19:44:39
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【知识点】 求点到直线的距离
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【推荐1】已知椭圆
的右焦点为
,若点
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的距离为
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的离心率为____ .
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您最近一年使用:0次
填空题-单空题
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容易
(0.94)
【推荐2】已知抛物线
的焦点是F,则焦点F到直线
的距离为______
用数字填写
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/661bd8d4d82205bd311e7349ae91f602.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/373c25b2a7bcc31994299eb4b9872c55.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/11d71379442f28c038d367d49422cf90.png)
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您最近一年使用:0次