名校
解题方法
1 . 已知
是圆
上两点.若
,则
的取值范围是( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8e3a1467ecf286e3cadaf5aa006606f2.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1d61985901c2bc698d72ac88f4e1eb65.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f06905b77fe8f327f962d836b7b58278.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9487a932ae380b3633f7544108881957.png)
A.![]() | B.![]() |
C.![]() | D.![]() |
您最近一年使用:0次
2024-02-04更新
|
749次组卷
|
5卷引用:江西省赣州市2024届高三上学期期末数学试题
江西省赣州市2024届高三上学期期末数学试题(已下线)考点4 平面向量的范围问题 --2024届高考数学考点总动员【练】山东省济南市山东省实验中学2024届高三5月针对性考试(二模)数学试题(已下线)【练】 专题三 平面向量与其他知识的交汇问题(压轴大全)2024届湖南省衡阳市雁峰区衡阳市第八中学高三模拟预测数学试题
解题方法
2 . 已知圆
与
轴正半轴的交点为
,从直线
上任一动点
向圆作切线,切点分别为
,
,过点
作直线
的垂线,垂足为
,则
的最小值为( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f9ab11ba6b230c4309e1b899eb58daae.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/81dea63b8ce3e51adf66cf7b9982a248.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8455657dde27aabe6adb7b188e031c11.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6f2b5091f94b26111017bb5d74000f0d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/dad2a36927223bd70f426ba06aea4b45.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/64fcec77177443519207ffc6afb988d0.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f52a58fbaf4fea03567e88a9f0f6e37e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/73465a1f9aa03481295bf6bd3c6903ac.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c7e4fa04825ac7d071968056322d88be.png)
A.![]() | B.![]() | C.![]() | D.![]() |
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3 . 已知
是圆
上的动点,且
.
是圆
的动点,则
的取值范围是( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e52586ca2a3b783bc8092415e2d4bf6d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4bf7d969ee6f3131219a0ae5d40e971e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/080ca48cd27d4bf9d9ef084b558fc17a.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/dad2a36927223bd70f426ba06aea4b45.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e0ac718bef601f96e5c542506009daa7.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b3236613835e42ebb143c1ff3a1c75e1.png)
A.![]() | B.![]() | C.![]() | D.![]() |
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名校
解题方法
4 . 在
中,已知D为边BC上一点,
,
.若
的最大值为2,则常数
的值为( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/15c0dbe3c080c4c4636c64803e5c1f76.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/cffc13c9e743e54896921893abf8b190.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ce6b69806d0f60aa5ec964460abd7ccf.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4bd172042ed396eb8ff692912613fb2d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/df64046e91b047037f19e4032e3b6de3.png)
A.![]() | B.![]() | C.![]() | D.![]() |
您最近一年使用:0次
2024-01-24更新
|
1570次组卷
|
9卷引用:江苏省扬州市2023-2024学年高二上学期1月期末数学试题
江苏省扬州市2023-2024学年高二上学期1月期末数学试题江西省赣州市南康中学2024届高三“九省联考”考后模拟训练数学试题(一)(已下线)考点18 解三角形中的范围问题 --2024届高考数学考点总动员【练】(已下线)专题18 三角形中关于角的最值问题(已下线)专题2 图形分割 定理优先【练】(经典母题)2024届广东省新改革高三模拟高考预测卷一(九省联考题型)数学试卷(已下线)重难点7-1 圆的最值与范围问题(8题型+满分技巧+限时检测)(已下线)第14题 三角形中常遇求范围,活用定理转化与回归(优质好题一题多解)(已下线)压轴小题14 定角类解三角形问题
名校
5 . 已知正方体
的棱长为
,
是正方体表面上一动点,且
,记点
形成的轨迹为
,给出下列四个命题:
①
、
,
;
②
、
,
;
③
的长度是
;
④
的长度是![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6b04d26b859f3011566c4d4955dfa993.png)
其中真命题的个数是( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6e09725691ee7851f54c0dee86b2bf55.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/61128ab996360a038e6e64d82fcba004.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/dad2a36927223bd70f426ba06aea4b45.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/dc04804a43974bdfdd61f5c6fe440f2c.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/dad2a36927223bd70f426ba06aea4b45.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b442343554ab0dc737a0dce2090f6f04.png)
①
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/78b08e6d6e22713631a74cc6c906b085.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b90d77e81a18c23eb0ef684f6398d1a3.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8d29eb6a833e455b9af821d7598e4e42.png)
②
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/09e29dabc664557611726b0d36e938c9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f8d11ea5a517593620af5ec92e117295.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/96f21fde1ee999ce13afaca22345cf34.png)
③
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5e70f280d062923a39c0c881aad5d429.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/cd3304e23f3b0f9569c4140ca89b6498.png)
④
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b3113c748ec660388c3ae764f40a309f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6b04d26b859f3011566c4d4955dfa993.png)
其中真命题的个数是( )
A.![]() | B.![]() | C.![]() | D.![]() |
您最近一年使用:0次
名校
6 . 直线
:
与圆
:
交于
、
两点,点
为
中点,直线
:
与两坐标轴分别交于
、
两点,则
面积的最大值为( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2e9b0f5f44abbc6544a2f672b025b013.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/94c1211a3bcf5e6e6fb5edc8fb245e13.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c5db41a1f31d6baee7c69990811edb9f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2d0f6f84e0c19636f4d3a6ebca73f17a.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/2a30f3a8b673cc28bd90c50cf1a35281.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f52a58fbaf4fea03567e88a9f0f6e37e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3f6f17bc385bafb37e8f964e5eb99cd0.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/eccb81d955b508a75d1c76a754814000.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/17277a306d4d0a0a0cf293f87802cf66.png)
A.![]() | B.9 | C.10 | D.![]() |
您最近一年使用:0次
名校
7 . 设A、B是半径为
的球体O表面上的两定点,且
,球体O表面上动点M满足
,则点M的轨迹长度为( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/cf298f00799cbf34b4db26f5f63af92f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f788fb0059b7356dc6c7811f46057e66.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/15881d4cf02ccd1bd47a7a3114f044ba.png)
A.![]() | B.![]() | C.![]() | D.![]() |
您最近一年使用:0次
2024-01-11更新
|
1229次组卷
|
3卷引用:江西省抚州市金溪一中2024届高三上学期1月考试数学试题
名校
8 . 已知椭圆C:
的左、右焦点分别为
,
,M为C上任意一点,N为圆E:
上任意一点,则
的最小值为( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6cae00bdc6f8b564b6b15b32572c848b.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f5076289823db419f94e9c0c8f4aafd9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a3fb78c5f885034612c0e030b920143d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/329c0ecf276de5bce6cc48a76edf83e1.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9308ae18d8ebcd4577893e497bfeca39.png)
A.![]() | B.![]() | C.![]() | D.![]() |
您最近一年使用:0次
名校
9 . 已知抛物线
,
是直线
上的一个动点,过
作抛物线
的两条切线,切点分别为
,
,若
为圆
上的动点,则点
到直线
距离的最大值为( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1bb4dd4670828f75bc573b52cdd02e1d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ac047e91852b91af639feec23a9598b2.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/fceb9eb57ca36db386ffafeda213599c.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ac047e91852b91af639feec23a9598b2.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c5db41a1f31d6baee7c69990811edb9f.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/73465a1f9aa03481295bf6bd3c6903ac.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/81476f000ad71bfa81e0fc28d70820ea.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/73465a1f9aa03481295bf6bd3c6903ac.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f52a58fbaf4fea03567e88a9f0f6e37e.png)
A.![]() | B.5 | C.2 | D.![]() |
您最近一年使用:0次
2023-12-28更新
|
517次组卷
|
3卷引用:河北省保定市部分重点高中2024届高三上学期12月期末数学试题
名校
10 . 已知动点
在圆
:
上,若以点
为圆心的圆经过点
,且与圆
交于
两点,记点
到直线
的距离为
,且
的最小值为
,最大值为
,则
( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/dad2a36927223bd70f426ba06aea4b45.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1dde8112e8eb968fd042418dd632759e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a5f5d967ad135991b6075ee45df55643.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/dad2a36927223bd70f426ba06aea4b45.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4a453aca6de44f9e23703ec8f421fa32.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1dde8112e8eb968fd042418dd632759e.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/f52a58fbaf4fea03567e88a9f0f6e37e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5c02bc0c74292b1e8f395f90935d3174.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5c02bc0c74292b1e8f395f90935d3174.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/294f5ba74cdf695fc9a8a8e52f421328.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ac047e91852b91af639feec23a9598b2.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/43a5b2afaa68c00c7e8886a8e0cbb5af.png)
A.![]() | B.![]() | C.![]() | D.![]() |
您最近一年使用:0次
2023-12-21更新
|
273次组卷
|
3卷引用:福建省漳州市东山第二中学2023届高三上学期期中数学试题
福建省漳州市东山第二中学2023届高三上学期期中数学试题广东省佛山市第一中学2024届高三下学期开学预测数学试题(一)(已下线)2.1.4 圆与圆的位置关系(十大题型)(分层练习)-2023-2024学年高二数学同步精品课堂(沪教版2020选择性必修第一册)