1 . 已知抛物线
:
的焦点为
,过点
(
)分别向抛物线
与圆
:
作切线,切点分别为
,
(
,
异于坐标原点
),则( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c5db41a1f31d6baee7c69990811edb9f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/745de5ef1fd897d16e37464172d5e8c9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a0ed1ec316bc54c37c4286c208f55667.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/56dba6ef0c00b3442464e6d0f39cf5c1.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0baedc4d7e690ab3f7d80d30ba0a9efe.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c5db41a1f31d6baee7c69990811edb9f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a0ed1ec316bc54c37c4286c208f55667.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e383fcc122f267043fbafe0972bfb900.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/dad2a36927223bd70f426ba06aea4b45.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/acc290b44635265137fdf13146b6a6d9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/dad2a36927223bd70f426ba06aea4b45.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/acc290b44635265137fdf13146b6a6d9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1dde8112e8eb968fd042418dd632759e.png)
A.![]() | B.![]() |
C.![]() ![]() ![]() | D.![]() |
您最近一年使用:0次
2 . 已知二次函数
的图像交x轴于A,B两点,交y轴于C点,圆F过A,B,C三点,下列说法正确的是( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9ebf1dff177d2d4f1a53b4e4f0806c42.png)
A.圆心F在直线![]() | B.m的取值范围是![]() |
C.圆F面积的最小值为![]() | D.存在定点G,使得圆F恒过点G |
您最近一年使用:0次
2022-12-20更新
|
263次组卷
|
3卷引用:云南省名校联盟2022-2023学年高二上学期12月大联考数学试题
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