名校
1 . 直线
,圆
.则直线
被圆
所截得的弦长为( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b3070c679fb57d37e2224c5205fd3812.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e50ce47d0602f3d0d5ec7803f76326ef.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0f85fca60a11e1af2bf50138d0e3fe62.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c5db41a1f31d6baee7c69990811edb9f.png)
A.2 | B.4 | C.![]() | D.![]() |
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2024-06-08更新
|
395次组卷
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2卷引用:湖南省长沙市周南中学2023-2024学年高二上学期期末考试数学试题
名校
2 . 已知圆
:
,过点
可作两条直线与圆
相切,则实数
的取值范围是( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c5db41a1f31d6baee7c69990811edb9f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5f81466aa87ce1694a8ff043e5904c3e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/29343388ca8b33dc98325e65382b38a0.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c5db41a1f31d6baee7c69990811edb9f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/294f5ba74cdf695fc9a8a8e52f421328.png)
A.![]() | B.![]() |
C.![]() | D.![]() |
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2024-06-04更新
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147次组卷
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2卷引用:贵州省都匀市民族中学2023-2024学年高二上学期期中考试数学试题
3 . 圆
:
与圆
的位置关系为( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ac047e91852b91af639feec23a9598b2.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/fd6d5018b988d9843479cfdcfd3a522d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/96000f0fa8d5b196ede39d31479512fb.png)
A.相交 | B.内切 | C.外切 | D.相离 |
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名校
4 . 已知方程
表示一个圆,则实数m可能的取值为( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/cc34a329c65cd4773617a6d4d5176eb1.png)
A.-1 | B.0 | C.![]() | D.1 |
您最近一年使用:0次
名校
5 . 若直线![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6a461995b90655f5133df6f61c2d09bd.png)
平分圆![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9a5bbb709522dba9425a6b45ee671298.png)
,则实数
的值为( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6a461995b90655f5133df6f61c2d09bd.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1b6c04004d6248b0d1d85ef0f3c037c3.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9a5bbb709522dba9425a6b45ee671298.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/06ce73fc6d2dbad76c9c7da96a5fe248.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/294f5ba74cdf695fc9a8a8e52f421328.png)
A.![]() | B.![]() | C.![]() | D.![]() ![]() |
您最近一年使用:0次
名校
6 . 若
,则方程
表示的圆的个数为( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6ab4b1838f2ffce8c60e63b5b3b6e6d9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5c42b7d619777f16b6abae160f39e9c8.png)
A.1 | B.2 | C.3 | D.4 |
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7 . 已知圆C:
和直线l:
.
(1)写出圆C的标准方程;
(2)当m满足什么条件时,直线l和圆C相交.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3553b724e4e5451788e53c6882eeb18c.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f125758adf2071b9f8f54931e972e969.png)
(1)写出圆C的标准方程;
(2)当m满足什么条件时,直线l和圆C相交.
您最近一年使用:0次
8 . 直线
与
轴,
轴分别交于点
、
,以线段
为直径的圆的方程为( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8b45090bb8afbc1222a78460d42ee61d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/81dea63b8ce3e51adf66cf7b9982a248.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d053b14c8588eee2acbbe44fc37a6886.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/f52a58fbaf4fea03567e88a9f0f6e37e.png)
A.![]() | B.![]() |
C.![]() | D.![]() |
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23-24高二上·全国·课后作业
9 . 过直线
和圆
的交点且过原点的圆的方程是__ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/04eed461026f69fe9ab2c5dc12af8ac7.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c6a1b3c344d078f7d09f47aeb0be6b42.png)
您最近一年使用:0次
名校
10 . 已知圆
和圆
的交点为
,则下列说法正确的是( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/eccc2cc5512d2c4a2a1ff35cbf395314.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e983a503b8f416f932da29524f46d552.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/01c74a907dda6bb7d9d56d009d9df253.png)
A.两圆的圆心距![]() |
B.直线![]() ![]() |
C.圆![]() ![]() ![]() ![]() |
D.圆![]() ![]() ![]() |
您最近一年使用:0次
2024-03-29更新
|
172次组卷
|
2卷引用:云南省沧源佤族自治县民族中学2022-2023学年高二上学期教学测评月考(二)数学试题