1 . 已知直线
与圆
相交于
,
两点,则
的最小值为__________ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/399980676af7789fb9a91c7fcdeb90d6.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4fa2b46e00b2988f35107b9e378a3400.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ac047e91852b91af639feec23a9598b2.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/54a5d7d3b6b63fe5c24c3907b7a8eaa3.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/084cf5ffced059f5653ee2a1023518b7.png)
您最近一年使用:0次
解题方法
2 . 圆
(
为参数)被直线
截得的弦长为__________ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1553aaeaff5fce689fe227527b06bcc3.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c24095e409b025db711f14be783a406c.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e2a7df955fc17e92fd86302f8c34664a.png)
您最近一年使用:0次
2018-07-03更新
|
260次组卷
|
2卷引用:贵州省黔西南州金成实验学校2021-2022学年高二下学期4月月考文科数学试题