直线
经过点
,倾斜角为
,且交直线
于M点,则![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c46fb1cf62f55ed8985621e05eca238c.png)
______ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0f85fca60a11e1af2bf50138d0e3fe62.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1dfeab296c867f988508fb3abb4b2ce7.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2d88591679796c52024d11c4de641bdb.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/97c6d3c99b7004603ba9ea9c341b8b3f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c46fb1cf62f55ed8985621e05eca238c.png)
更新时间:2019-07-04 14:39:59
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适中
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【推荐1】直线
(
为参数)被双曲线
截得的弦长为_________ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5b2c24706a3d30a99c16abbd49da7716.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/36a1b09c653185842513e24ebba60bb3.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4e1fa37c4c826b5dcfebe86ab6177906.png)
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【推荐2】已知直线
与
轴不垂直,且直线
过点
与抛物线
交于
两点,则![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d4afcdc48581ae9cb13bc9958b2881e8.png)
__________ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0f85fca60a11e1af2bf50138d0e3fe62.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/81dea63b8ce3e51adf66cf7b9982a248.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0f85fca60a11e1af2bf50138d0e3fe62.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/99296bab1b42898e7ca336a822510258.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/745de5ef1fd897d16e37464172d5e8c9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/01c74a907dda6bb7d9d56d009d9df253.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d4afcdc48581ae9cb13bc9958b2881e8.png)
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