名校
1 . 已知圆
,圆
,若两圆相交,则正实数
的取值范围是_____________ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ed068905defd786141c9831e43b604d4.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/beb59aa4b477b6d2b9934e6842be1303.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0a6936d370d6a238a608ca56f87198de.png)
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名校
2 . 已知动圆M经过点
、
,P是圆M与圆C:
的一个公共点.当
最大时,圆
的半径为______ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ee33736169c249a029f478a605dc2c05.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8128ddbc498393e3ea2475df1ab2f4f3.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ee045fcf052cb7562aeca2e86f6346f3.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/cb686e4f5e3938575bc547e849d5513f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ac047e91852b91af639feec23a9598b2.png)
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名校
解题方法
3 . 已知圆
,圆
,动圆
与圆
外切于点
,与圆
内切于点
,圆心
的轨迹记为曲线
,则( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c5f09301f91879129399c1ba45635f89.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/cf3e7ea39906456429384362b6d037ae.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/dad2a36927223bd70f426ba06aea4b45.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f5076289823db419f94e9c0c8f4aafd9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ac047e91852b91af639feec23a9598b2.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a3fb78c5f885034612c0e030b920143d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/54a5d7d3b6b63fe5c24c3907b7a8eaa3.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/dad2a36927223bd70f426ba06aea4b45.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c5db41a1f31d6baee7c69990811edb9f.png)
A.![]() ![]() | B.![]() ![]() |
C.![]() | D.曲线![]() ![]() ![]() |
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解题方法
4 . 已知圆
,
,则下列结论正确的有( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f8e4b34bc30e9828ee4e196b67d2e33f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/910d15272b0071594bea3ff6cf2ce333.png)
A.若圆![]() ![]() ![]() |
B.若圆![]() ![]() ![]() |
C.当![]() ![]() ![]() |
D.当![]() ![]() ![]() ![]() |
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名校
解题方法
5 . 已知圆D:
与x轴相交于A、B两点,且圆C:
,点
.若圆C与圆D相外切,则
的最大值为( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/835b6de56d01d3c6a6988542409ca286.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b75e2850bb27c38d07a97495b41c3342.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/149ee9d2da588990c54ec5199ad221ab.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/149693be1d17def7dda655114711d4d6.png)
A.![]() | B.![]() | C.![]() | D.![]() |
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6 . 已知
是直线
上的两点. 若对圆
上的任意一点P,都有
成立,则线段AB长度的最小值是______ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/01c74a907dda6bb7d9d56d009d9df253.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/061af1c7a4480004221e253d813efe07.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/560adea7b0d4fbe4131fc41f3fcbd871.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c6755d03c30c4a3987bdaf50a9d86a83.png)
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7 . 法国数学家蒙日在研究圆锥曲线时发现:椭圆
的任意两条互相垂直的切线的交点
的轨迹是以原点为圆心,
为半径的圆,这个圆称为蒙日圆.若矩形
的四边均与椭圆
相切,则下列说法中正确的是( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7dd54b9df3402ad91e2d34c40efe0c7a.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/acc290b44635265137fdf13146b6a6d9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/da001dad7941e6c9858637d7b62cec59.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/895dc3dc3a6606ff487a4c4863e18509.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/eb27e0da15121c20426db4f348b97470.png)
A.椭圆![]() ![]() |
B.过直线![]() ![]() ![]() ![]() ![]() ![]() |
C.若圆![]() ![]() ![]() |
D.若![]() ![]() ![]() |
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8 . 已知圆心在
轴正半轴上的一系列相外切的圆的圆心的坐标为
,且满足
,第
个圆的圆心横坐标为
,这
个圆的面积之比为
,第1个圆的半径为1.记
,则![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a19af21827ffd49c3842e1443244940e.png)
______ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/81dea63b8ce3e51adf66cf7b9982a248.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e684bbf8039dc14ea6a402f3478b3aa4.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b065334d8f60c49f4bd3d9f1373fe4cd.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b6a24198bd04c29321ae5dc5a28fe421.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/96abfe2da27a63e6affb19a0c80236d9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b6a24198bd04c29321ae5dc5a28fe421.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/702de74c38885954ec1fff041b0c2f03.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b3f933f2a8c0a6a2a2903a071c18c9db.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a19af21827ffd49c3842e1443244940e.png)
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9 . 已知直线
与直线
相交于点
,且点
到点
的距离等于1,则实数
的取值范围是( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1d6790fb30b961803dc860275b521573.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/58aa7e92a43011355af56a2dc538a8a0.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/dad2a36927223bd70f426ba06aea4b45.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/dad2a36927223bd70f426ba06aea4b45.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3d7374faef204b601022ace1f0a53c80.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0a6936d370d6a238a608ca56f87198de.png)
A.![]() |
B.![]() |
C.![]() |
D.![]() |
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2024-04-03更新
|
707次组卷
|
3卷引用:上海市实验学校2023-2024学年高二下学期4月月考数学试卷
名校
解题方法
10 . 已知圆
,圆
,过
上一点
作
的切线与
交于
不同两点,
,点
的坐标为
,则
的取值范围为_________ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/70feca8eac775ebee7b6d9760e2be6f6.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/af757ed187c61ded316b6894ff8a41e3.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/23f3ffe7abc59e2f65d827c8eab8d36a.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/dad2a36927223bd70f426ba06aea4b45.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/23f3ffe7abc59e2f65d827c8eab8d36a.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/384449e0100842eabd2142d1625467fa.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4aa0df7f1e45f9de29e802c7f19a4f64.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2a2a5e336b6bcba6354fd366c892dd06.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a8f9d08fccf0da8983522d37c2caa03e.png)
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