1 . 已知圆
上一点
和圆
上一点
,则
的最大值为( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a5f5d967ad135991b6075ee45df55643.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5963abe8f421bd99a2aaa94831a951e9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/225b8653f0db0218af993e5de6531dde.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7f9e8449aad35c5d840a3395ea86df6d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3f4dfec890cdfdda355e19463f3be813.png)
A.![]() | B.![]() | C.![]() | D.![]() |
您最近一年使用:0次
名校
2 . 已知直线
,
为圆
上一动点,则点
到直线
的距离的最大值为( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1e882660850acbf63ee236d357b1c2be.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/dad2a36927223bd70f426ba06aea4b45.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/77276d70a9e00ec4adb72b430985d888.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/dad2a36927223bd70f426ba06aea4b45.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0f85fca60a11e1af2bf50138d0e3fe62.png)
A.3 | B.4 | C.5 | D.6 |
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解题方法
3 . 过点
且被圆
截得的弦长最大的直线方程为( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1d7a999c36de5c9a9ce876a4a56fa34c.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/77540f4be8aa74394a0cf8e1844cf142.png)
A.![]() | B.![]() |
C.![]() | D.![]() |
您最近一年使用:0次
解题方法
4 . 在平面直角坐标系
中,已知点
,动点
满足
,则
的最大值为( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7ee31829d0d4d5f779a957d7df8058ab.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/02cb8027ced65ef4e765c51fefdc9b3b.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/dad2a36927223bd70f426ba06aea4b45.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0b768ea6a05cbf45b28fc46c501ba532.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3f645d4b09fba53f971172cd2602c691.png)
A.![]() | B.![]() | C.![]() | D.![]() |
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5 . 设动直线l与
交于
两点.若弦长
既存在最大值又存在最小值,则在下列所给的方程中,直线l的方程可以是( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/db24ccba2f14f94af09768850114afe4.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/01c74a907dda6bb7d9d56d009d9df253.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3f4dfec890cdfdda355e19463f3be813.png)
A.![]() | B.![]() |
C.![]() | D.![]() |
您最近一年使用:0次
2024-01-17更新
|
383次组卷
|
3卷引用:北京市海淀区2023-2024学年高二上学期期末练习数学试卷
2024高三·全国·专题练习
名校
6 . 已知点在圆
上,则
到直线
距离的最小值为( )
A.![]() | B.![]() | C.![]() | D.![]() |
您最近一年使用:0次
名校
7 . 已知圆
:
,过点
作直线与圆交于
,
两点,若
是直线
上的动点,则
的最小值为( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c5db41a1f31d6baee7c69990811edb9f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/38fac0649755797d852572c178474286.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/65368687df4d7e3b9304e85ec4de354c.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5963abe8f421bd99a2aaa94831a951e9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7f9e8449aad35c5d840a3395ea86df6d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8455657dde27aabe6adb7b188e031c11.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a1fd72f36c81a55cafa92739ee87f743.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c9cdcfda0ca53e73807fff5bfe052e07.png)
A.![]() | B.![]() | C.![]() | D.0 |
您最近一年使用:0次
2023-11-17更新
|
355次组卷
|
3卷引用:北京市西城区2023-2024学年高二上学期期末模拟练习数学试题
北京市西城区2023-2024学年高二上学期期末模拟练习数学试题(已下线)专题10 与圆有关的轨迹问题(期末选择题10)-2023-2024学年高二数学上学期期末题型秒杀技巧及专项练习(人教A版2019)内蒙古自治区呼和浩特市第二中学2023-2024学年高二上学期期中数学试题
名校
8 . 已知直线l与圆
交于A,B两点,点
满足
,则
的最大值为( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0bc12c55f2676aeb4f696f4a84e4d65b.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/af74113f38fffeed8075e57d7f9d2533.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/83640592853a53872d7af69c0cffc1bb.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3f4dfec890cdfdda355e19463f3be813.png)
A.![]() | B.![]() | C.![]() | D.![]() |
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2023-10-26更新
|
755次组卷
|
4卷引用:北京市丰台区怡海中学2023-2024学年高二上学期期末模拟练习数学试题(2)
9 . 已知半径为1的圆经过点
,则其圆心到直线
距离的最大值为( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3654254401fc902c3cb4912969f21f88.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d984080283a1178e9a34b8911dc64a69.png)
A.1 | B.2 | C.3 | D.4 |
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2023-01-11更新
|
945次组卷
|
5卷引用:北京市通州区2023届高三上学期期末数学试题
10 . 设
是圆
上的动点,
是圆的切线,且
,则点P到点
距离的最小值为( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5963abe8f421bd99a2aaa94831a951e9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/81fc99ab53f58b43f11568f21d3d4d81.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/bd33764ff4efddfe11a98a609753715c.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f1db3f8c2817992dbf9243cc78f4ee41.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/693d8ab207950adb01f5461171a50634.png)
A.15 | B.6 | C.5 | D.4 |
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