名校
解题方法
1 . 已知直线l:
交圆C:
于A,B两点,则![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d103d683d2fd06b6fa9ec5523c2ea0c9.png)
________ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6274852e643a635e7340efa732edddc4.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b3d2fbb45ea2596a22f963698ce348cc.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d103d683d2fd06b6fa9ec5523c2ea0c9.png)
您最近一年使用:0次
2021-03-08更新
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474次组卷
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2卷引用:海南省三亚华侨学校(南新校区)2020-2021学年高二下学期开学考试数学试题
2018高一上·全国·专题练习
2 . 已知圆
,求经过原点且被圆
截得的线段长为2的直线方程.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/69489421a33664e0e432013cde9536c5.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c5db41a1f31d6baee7c69990811edb9f.png)
您最近一年使用:0次