1 . 若点
是圆
上任意一点,则
的最大值是________ ,点
到直线
的最大距离是________ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/aee82283f06cedef32eb15b87964f5d2.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a55f7a00afbbd60719d80a304c78464c.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/29ebc856291255f2d4a6c20b982a2442.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/dad2a36927223bd70f426ba06aea4b45.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d29c54b5d80496acc51aaa9e0123e0c5.png)
您最近一年使用:0次
2 . 在平面直角坐标系
中,直线
与坐标轴x、y分别交于A、B两点,点P是圆
上一动点,直线在x和y轴上的截距之和为____________ ,三角形
面积的最小值为____________ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7ee31829d0d4d5f779a957d7df8058ab.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/635d0945ff5165ccbdb05b45961ed74a.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/02b9fe2b97ac27219b6b0a58fefcff59.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1e582d73b96ba649378379c3074d506d.png)
您最近一年使用:0次
3 . 圆
上的点到直线
的距离的最大值是______ ,最小值是______ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/54329a84abb204cecb237b2bf2ff2bb7.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f66693c7a5a6a3effd468a28b4c59651.png)
您最近一年使用:0次
4 . 数学著作《圆锥曲线论》中给出了圆的一种定义:平面内,到两个定点A,B距离之比是常数
(
,
)的点M的轨迹是圆.若两定点
,
,动点M满足
,点M的轨迹围成区域的面积为______ ,△ABM面积的最大值为______ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/df64046e91b047037f19e4032e3b6de3.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3be362dec96173f246ff747264007817.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/472393b18c7880e73b40e31fbe2d951c.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2ee80939187a84e1863eeb192a301c29.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/76d03fa28c117649b0fdfe17eed7b583.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4943a9de5768ea62d17111981861d5ac.png)
您最近一年使用:0次
2023-01-18更新
|
500次组卷
|
6卷引用:广东省广州市2022-2023学年高二上学期期末数学试题
广东省广州市2022-2023学年高二上学期期末数学试题(已下线)模块四 专题5 重组综合练(广东)期末终极研习室(高二人教A版)山东省临沂市临沭第一中学2023-2024学年高二上学期第二次教学质量检测数学试题(已下线)模块五 专题1 期末全真模拟(基础卷1)高二期末(已下线)通关练09 圆的方程15考点精练(59题)- 【考点通关】2023-2024学年高二数学高频考点与解题策略(人教A版2019选择性必修第一册)广西桂林市荔浦县荔城中学2022-2023学年高二上学期期末考试数学试题
22-23高二·江苏·期中
5 . 已知两点
,
,点
是圆
上任意一点,则
面积的最大值为______ ,最小值为______ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a0929421a6188c3122442866b0b85a5e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/29610a3415c1e795d35979a5a9ff69f3.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/dad2a36927223bd70f426ba06aea4b45.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e383fcc122f267043fbafe0972bfb900.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2205cffebf8c4d5f81d15ed7b85c8936.png)
![](https://img.xkw.com/dksih/QBM/editorImg/2023/3/23/31a42064-5691-4ae5-8372-512bceb23d3f.png?resizew=156)
您最近一年使用:0次
解题方法
6 . 已知圆
和直线
,则圆心坐标为___________ ;若点
在圆
上运动,
到直线
的距离记为
,则
的最大值为___________ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2bd8592184be802e00f50389a4dc11a5.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f3348aa4cbf8f53e4ba7247acc94da5b.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/dad2a36927223bd70f426ba06aea4b45.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c5db41a1f31d6baee7c69990811edb9f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/dad2a36927223bd70f426ba06aea4b45.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0f85fca60a11e1af2bf50138d0e3fe62.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2a77664bffdb95b972d1fd826fdbb134.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2a77664bffdb95b972d1fd826fdbb134.png)
您最近一年使用:0次
2022-05-13更新
|
744次组卷
|
5卷引用:北京市房山区2022届高三二模数学试题
北京市房山区2022届高三二模数学试题(已下线)重难点11九种直线和圆的方程的解题方法-2(已下线)第32练 圆的方程北京市通州区2023届高三下学期2月月考数学试题(已下线)2023高考考前突破选填专题(北京)
7 . 已知平面向量
,且
,则
的最大值是_______ ;
最小值是________ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c12e3a04d4283aee649388de53c0994e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/60e9173241d12086c6cbbe54a60f1483.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ad52cc8dadc46aa45143c633fadaed20.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e0036026ce16fa737ddeacef14130747.png)
您最近一年使用:0次
8 . 已知直线l的参数u”方程为
(t为参数),曲线C的参数方程为
(
为参数).则直线l的倾斜角______ ;设点Q是曲线C上的一个动点,则点Q到直线l的距离的最小值为______ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7bcfc3488d5f315194d2a6e911bfffd1.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/aacfa27029fbfdfc63744d30a6aa1e0e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c24095e409b025db711f14be783a406c.png)
您最近一年使用:0次
21-22高二·江苏·假期作业
解题方法
9 . 被誉为古希腊“数学三巨匠”之一的数学家阿波罗尼斯发现:平面内一动点
到两个不同定点
的距离之比为常数
,则
点的轨迹是一个圆心在
直线上的圆,简称“阿氏圆”
据此请回答如下问题:
已知
中,A为一动点,
为两定点,且
,
,
面积记为
,若
时,则![](https://staticzujuan.xkw.com/quesimg/Upload/formula/72c8bd58e4e75614862e1d2a575a519e.png)
______
若
时,则
取值范围为______ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/dad2a36927223bd70f426ba06aea4b45.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/01c74a907dda6bb7d9d56d009d9df253.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a8fbc328662e70785acebb0eaad1db1b.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/dad2a36927223bd70f426ba06aea4b45.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f52a58fbaf4fea03567e88a9f0f6e37e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c90282d4a37c9a20620d4bbb0c263cae.png)
已知
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/15c0dbe3c080c4c4636c64803e5c1f76.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ab609a6574633ebabcff3e73fa862081.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5c284fee0e69c627dc37bece3755db43.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2ef5fcdbfc6293db5e91e6f1bcb46e36.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/15c0dbe3c080c4c4636c64803e5c1f76.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/cf231f8f86fb922df4ca0c87f044cec3.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e65397f11ea8af736f38debadf420c4a.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/72c8bd58e4e75614862e1d2a575a519e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/32ca6fa9955690cec01db601e3abce0c.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7288d0b18af1a4be7f8df09af45df1c9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0a6936d370d6a238a608ca56f87198de.png)
您最近一年使用:0次
10 . 已知直线
3x+4y+6=0,点Q为圆(x-2)2+(y-2)2=4上的动点,则Q到直线
的距离的的最小值为__________ ,最大值为__________ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6a461995b90655f5133df6f61c2d09bd.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0f85fca60a11e1af2bf50138d0e3fe62.png)
您最近一年使用:0次