名校
1 . 如图所示,已知双曲线
和椭圆
有共同的右焦点
,记曲线
为双曲线的右支和椭圆围成的曲线,若
,
分别在曲线
中的双曲线和椭圆上,则
周长的最小值等于__________ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ab216f19f9ffbdb10aacf4ffc843f679.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/fbb4e661dd8d5735482cb24d2aed9bee.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a0ed1ec316bc54c37c4286c208f55667.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0cb9ad1e34877b0db02d0219332b0f7b.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ac047e91852b91af639feec23a9598b2.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/54a5d7d3b6b63fe5c24c3907b7a8eaa3.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0cb9ad1e34877b0db02d0219332b0f7b.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/23a23d3baeaaf090c6c19cbb63f23e2c.png)
![](https://img.xkw.com/dksih/QBM/editorImg/2023/2/7/2ff0f4f9-1bd1-4fbb-9928-5ad182b5f542.png?resizew=196)
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2023-02-07更新
|
182次组卷
|
2卷引用:湖南省长沙市雅礼教育集团2022-2023学年高二下学期期中数学试题
名校
2 . 已知双曲线
的焦点为
,
,过右焦点
的直线交双曲线右支于A、B两点,若
,则
等于___________ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b1653c086d557b1845d82c2d4d8231f8.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/a3fb78c5f885034612c0e030b920143d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b213d139ab9c3911dad8449ec3c9c272.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/aaff41080fdea43eea7efedf9ebc1498.png)
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2021-11-10更新
|
624次组卷
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3卷引用:湖南省怀化市第三中学2022-2023学年高二上学期1月期末考试数学试题
解题方法
3 . 已知圆锥曲线
与
(
,
)的公共焦点为
,
.点M为
,
的一个公共点,且满足
,若圆锥曲线
的离心率为
,则下列说法错误的是( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9a28cb924e63c85c12304160eca7f632.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b08c951166f0208b6c526c2f001bfbd1.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5abd313d4e92a762fb7fb0c1cb65263d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f71acdb04454c77e1e25ad4f336cccfe.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/b1241216f3c1cb5e73043dd1037f556d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/23f3ffe7abc59e2f65d827c8eab8d36a.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/be26d0e6ebd45c93dec950b75444b673.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b1241216f3c1cb5e73043dd1037f556d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8b2a698891d42c70b597f0da4f215f09.png)
A.![]() ![]() | B.![]() ![]() |
C.![]() ![]() | D.![]() ![]() |
您最近一年使用:0次
2021-09-08更新
|
581次组卷
|
3卷引用:湖南省湘潭市部分学校2022-2023学年高三上学期期末线上联考数学试题
湖南省湘潭市部分学校2022-2023学年高三上学期期末线上联考数学试题湖北省武汉市部分重点中学2021-2022学年高三上学期8月联考数学试题(已下线)9.4 双曲线(精讲)-【一隅三反】2022年高考数学一轮复习(新高考地区专用)
名校
4 . 设双曲线
的左、右焦点分别为
,O为坐标原点.以
为直径的圆与双曲线的右支的一个交点为P,且以
为直径的圆与直线
相切,若
,则双曲线的焦距等于( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a5ec7fa23be9cbe9a50607ea6bc8a4ff.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4d2a97987f71835f519b462f5b8f5957.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/643ef7d761de0e794fc39937dc72ac6a.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/98d107e77106ff1a9cb76b504bbc99bf.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9ac86e1c253297a377e14fb9a1689be8.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c05cb42d0a9194de4a06d4296ca5ae6a.png)
A.![]() | B.6 | C.![]() | D.3 |
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2020-09-27更新
|
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2卷引用:湖南省长沙市雅礼中学2023届高三下学期月考(六)数学试题
名校
解题方法
5 . 已知双曲线
的左、右焦点分别为
,
,若
为
上一点,且
,则( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/dfb49a5a86953fc7fba47cd5fe57d375.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/dad2a36927223bd70f426ba06aea4b45.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c5db41a1f31d6baee7c69990811edb9f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/837822d134751db0cb500690ec544e21.png)
A.![]() | B.![]() |
C.![]() | D.![]() |
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2022-12-29更新
|
310次组卷
|
3卷引用:湖南省湘潭市两校2022-2023学年高二上学期期末线上联考数学试题
6 . 已知椭圆
的左右顶点分别为
,
,且
,
为
上不同两点(
,
位于
轴右侧),
,
关于
的对称点分别为为
,
,直线
、
相交于点
,直线
、
相交于点
,已知点
,则
的最小值为____________ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/86a2350b54e88be27fe9aae210ed626c.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a18722354086c42e62334983fc50eb6a.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/cd3b9e816b14051f785aa5aae72b8eed.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7f9e8449aad35c5d840a3395ea86df6d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c5db41a1f31d6baee7c69990811edb9f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2a30f3a8b673cc28bd90c50cf1a35281.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7f9e8449aad35c5d840a3395ea86df6d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c5db41a1f31d6baee7c69990811edb9f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d053b14c8588eee2acbbe44fc37a6886.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7f9e8449aad35c5d840a3395ea86df6d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c5db41a1f31d6baee7c69990811edb9f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/81dea63b8ce3e51adf66cf7b9982a248.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/97c01fdc7bc471af0b264a04aef0823e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b1241216f3c1cb5e73043dd1037f556d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5b7d857811cbd619f868d951aa7a0ab8.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e8a233cff61a4c4b142369dba917cfb5.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/dad2a36927223bd70f426ba06aea4b45.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/cabe764f05300ac83c7d16b685d27af4.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/eae3a47e231dcbb00667109b40722bbf.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/acc290b44635265137fdf13146b6a6d9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0111b7f4e692fa561c72b4fc23806ffa.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d8270b8bba168baaa592029486ecdf11.png)
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2020-03-10更新
|
683次组卷
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3卷引用:湖南省长沙市同升湖高级中学2022-2023学年高二下学期数学期中模拟卷
解题方法
7 . 已知点P为双曲线所在平面内一点,
分别为C的左、右焦点,
,线段
分别交双曲线于
两点,
,
.设双曲线的离心率为e,则下列说法正确的有( )
A.若![]() ![]() | B.若![]() ![]() |
C.若![]() ![]() | D.![]() |
您最近一年使用:0次
2023-02-05更新
|
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|
2卷引用:湖南省衡阳市衡阳县四中2022-2023学年高二创新班下学期开学模拟考试数学试题
名校
解题方法
8 . 设
、
分别为双曲线
(
,
)的左、右焦点,
为双曲线右支上任一点.若
的最小值为
,则该双曲线离心率
的取值范围是( )
![](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/583b32b758c5d7fba6a69ce6a0df6555.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/94440d3e4c073f94f2b266ff99d50e74.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/67ca5fd57c2c2fcc3c7a574fdd1467d9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/dad2a36927223bd70f426ba06aea4b45.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d09e9e828fd5995ddd4e5e605499541a.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/17cd7223f1384160818fc1c74544c485.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/168b3e4b1d6f04226fa2687a72a268b4.png)
A.![]() | B.![]() | C.![]() | D.![]() |
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2020-03-16更新
|
240次组卷
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6卷引用:湖南省常德市安乡县第一中学2024届高三上学期12月月考数学试题
名校
解题方法
9 . 设点
分别为双曲线
的左、右焦点,点
分别在双曲线
的左、右支上,若
,
,且
,则双曲线的离心率为______ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/01c74a907dda6bb7d9d56d009d9df253.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a3c8091d78595c42d437ff5766431a8d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7789a500686c7a73770404ead6af0590.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c5db41a1f31d6baee7c69990811edb9f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/72251ab1b7a1f8d1814273f61101a16d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/bb875149a301fcdca6ed36dc4dd7750a.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a73138d039b70f56bd53e85cdf369252.png)
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解题方法
10 . 已知双曲线
的左、右焦点分别为
,等边
与双曲线交于
两点,若
分别为线段
的中点,则该双曲线的离心率为______ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a5ec7fa23be9cbe9a50607ea6bc8a4ff.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4d2a97987f71835f519b462f5b8f5957.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/33d776753746914c2410a3946c357f35.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7789a500686c7a73770404ead6af0590.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7789a500686c7a73770404ead6af0590.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/25d82387e48eafb286785a21a8d4150f.png)
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2016-12-04更新
|
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2卷引用:湖南省长沙市德成学校2023-2024学年高二上学期12月月考数学试题