名校
1 . 已知圆
和圆
相交于
两点,点
是圆
上任意一点,则
的取值范围是( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e3b648e44f7f5207b0c08574a5297f15.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/22f87e24ba6c67f92d20e597741e4ba5.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/01c74a907dda6bb7d9d56d009d9df253.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/dad2a36927223bd70f426ba06aea4b45.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ac047e91852b91af639feec23a9598b2.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/cd79ea6078a73c1e7ec4769e5546abec.png)
A.![]() | B.![]() |
C.![]() | D.![]() |
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2024-03-12更新
|
1042次组卷
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3卷引用:湖南省2024届高三数学新改革适应性训练二(九省联考题型)
2 . 已知圆
与圆
相交于A、B两点,直线
交
轴于点
,则
的最小值为( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/fc84dff9d3d4f88b78dc55b3f0d6cfd9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/53e967e972c38e79f8883992d904ca10.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f52a58fbaf4fea03567e88a9f0f6e37e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/81dea63b8ce3e51adf66cf7b9982a248.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/dad2a36927223bd70f426ba06aea4b45.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/45fd3982e7519ce43877439e45fbec2f.png)
A.![]() | B.![]() | C.![]() | D.![]() |
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名校
3 . 圆
和圆
的公切线方程是( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/990ac67ba38205c47cfdf26d0eba39b8.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/dd0ded540b36ea1b88c84e6da56f9f8c.png)
A.![]() | B.![]() ![]() |
C.![]() | D.![]() ![]() |
您最近一年使用:0次
2024-03-11更新
|
1261次组卷
|
4卷引用:湖南省2024届高三数学新改革提高训练五(九省联考题型)
湖南省2024届高三数学新改革提高训练五(九省联考题型)山东省部分名校2023-2024学年高三下学期2月大联考数学试题(已下线)第1讲:直线系与圆系的应用【练】(已下线)热点7-1 直线与圆综合(10题型+满分技巧+限时检测)
4 . 已知圆
,圆
分别是圆
与圆
上的动点,则( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/70feca8eac775ebee7b6d9760e2be6f6.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/35679375f94a66455893fab227bff633.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b1241216f3c1cb5e73043dd1037f556d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/23f3ffe7abc59e2f65d827c8eab8d36a.png)
A.若圆![]() ![]() ![]() |
B.当![]() ![]() |
C.当![]() ![]() ![]() |
D.当![]() ![]() ![]() ![]() ![]() ![]() |
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名校
5 . 一动圆圆E与圆
外切,同时与圆
内切.
(1)求动圆圆心E的轨迹方程;
(2)设A为E的右顶点,若直线
与x轴交于点M,与E相交于点B,C(点B在点M,C之间),若N为线段
上的点,且满足
,证明:
.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f518c9fc2dacbf894182827198b1ac09.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a22d893a5ea8802c545df528d6278eba.png)
(1)求动圆圆心E的轨迹方程;
(2)设A为E的右顶点,若直线
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/972c0a709b5da9da4241971c468dcb54.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0dc5c9827dfd0be5a9c85962d6ccbfb1.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4a81c7bff1585e43eb422287e0a8f258.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7ff6689d2a34aba1b9215a83785d7b3a.png)
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名校
6 . 与圆
和圆
都相切的直线方程是______ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f240cccaf24af8a796abb95cb42be52e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f14109ca57e97620d776d7ca312b425b.png)
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2024-03-07更新
|
360次组卷
|
2卷引用:江西省南昌市第十九中学2023-2024学年高三下学期第一次模拟考试数学试卷
名校
解题方法
7 . 若两圆
和
恰有三条公切线,则
的最小值为__________ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/682a66debd2eb778a039100b4e7dbc49.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f05685eca8c01fec0a3fba7725dc0753.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2a36788f401bb4522f7e9970269ea5cb.png)
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8 . 若直线
与圆
相切,则圆
与圆
( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b2d4e0ff2f771eb4657193ec1afba3f9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/560adea7b0d4fbe4131fc41f3fcbd871.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/df624327fc5f6730d594aff433694413.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1dde8112e8eb968fd042418dd632759e.png)
A.外切 | B.相交 | C.内切 | D.没有公共点 |
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2024-03-03更新
|
855次组卷
|
2卷引用:广东省广州市天河区2024届高三毕业班综合测试(二)数学试卷
9 . 已知点
在抛物线
上运动,过点
的两直线
与圆
相切,切点分别为
,当
取最小值时,直线
的方程为__________ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ac047e91852b91af639feec23a9598b2.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/617d3975f2f3a55ebe30ec8001db6052.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ac047e91852b91af639feec23a9598b2.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/44434b647ec546fe787e2164e0be6cd2.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0873a0f3245544b4451ec5d2570dbe41.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/01c74a907dda6bb7d9d56d009d9df253.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/228bf1b66b2651cb40ec6912fc84b115.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f52a58fbaf4fea03567e88a9f0f6e37e.png)
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2024-02-29更新
|
581次组卷
|
3卷引用:四川省大数据精准教学联盟2024届高三第一次统一监测理科数学试题
名校
10 . 已知圆
,圆
,直线
.若直线
与圆
交于
两点,与圆
交于
两点,
分别为
的中点,则![](https://staticzujuan.xkw.com/quesimg/Upload/formula/098658ddd8826dc6637297e1e6c7acdc.png)
________ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4bf7d969ee6f3131219a0ae5d40e971e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/bbd271f008e07631f71d7e146ae8d94b.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/23f61de965b9d38982e5a75af2737e57.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0f85fca60a11e1af2bf50138d0e3fe62.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b1241216f3c1cb5e73043dd1037f556d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/01c74a907dda6bb7d9d56d009d9df253.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/23f3ffe7abc59e2f65d827c8eab8d36a.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/91e1e4115d78e625e9e0f47cdade3286.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7789a500686c7a73770404ead6af0590.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/764c199d659322854377a92fee97642d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/098658ddd8826dc6637297e1e6c7acdc.png)
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2024-02-27更新
|
1330次组卷
|
4卷引用:黑龙江省哈尔滨市第三中学校2024届高三学年第一次模拟考试数学试卷
黑龙江省哈尔滨市第三中学校2024届高三学年第一次模拟考试数学试卷四川省绵阳南山中学2024届高三下学期4月绵阳三诊热身考试文科数学试题(已下线)第1讲:直线系与圆系的应用【讲】(已下线)2024年高考数学全真模拟卷07(新题型地区专用)