1 . 已知双曲线
:
的一条渐近线方程为
,圆
:
上任意一点
处的切线
交双曲线
于
,
两点,则( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c5db41a1f31d6baee7c69990811edb9f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d0d8aa5d57b1932d6c0ffd7c53284e3a.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/76115b71dab89dec59bf824c30a33e4b.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1dde8112e8eb968fd042418dd632759e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1d61985901c2bc698d72ac88f4e1eb65.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/dad2a36927223bd70f426ba06aea4b45.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0f85fca60a11e1af2bf50138d0e3fe62.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c5db41a1f31d6baee7c69990811edb9f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ac047e91852b91af639feec23a9598b2.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/54a5d7d3b6b63fe5c24c3907b7a8eaa3.png)
A.![]() |
B.满足![]() ![]() |
C.满足![]() ![]() |
D.![]() |
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2023-07-23更新
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2卷引用:海南省2022-2023学年高二下学期学业水平诊断(二)数学试题
名校
2 . 已知A,B是椭圆
与双曲线
的公共顶点,P是双曲线在第一象限上的一点,直线
,
交椭圆于点M,N.若直线
过椭圆的右焦点F,则
的面积为( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6cae00bdc6f8b564b6b15b32572c848b.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0c465114dc2665d74246240b1d4d26ee.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/bd33764ff4efddfe11a98a609753715c.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d2be49c37e30a3ced0364c3e74d8c687.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/411461db15ee8086332c531e086c40c7.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6a11cb104b04c4e6a1be700e81da279a.png)
A.![]() | B.2 | C.3 | D.4 |
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2024-01-13更新
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2卷引用:河南省周口市西华县第一高级中学等校2023-2024学年高二上学期一月联考数学试题
3 . 已知曲线
.
(1)若曲线C表示双曲线,求
的范围;
(2)若曲线C是焦点在
轴上的椭圆,求
的范围;
(3)设
,曲线C与
轴交点为A,B(A在B上方),
与曲线C交于不同两点M,N,
与BM交于G,求证:A,G,N三点共线.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0cec53e866a8d3ab9b2114e0b2f8b2f6.png)
(1)若曲线C表示双曲线,求
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/294f5ba74cdf695fc9a8a8e52f421328.png)
(2)若曲线C是焦点在
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/81dea63b8ce3e51adf66cf7b9982a248.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/294f5ba74cdf695fc9a8a8e52f421328.png)
(3)设
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/711b21672fd907c5c92fee1d649e7003.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d053b14c8588eee2acbbe44fc37a6886.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e65920f4695a14c85e7085450aee08b9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c50866229ec5a3640fb250f9bd2192b3.png)
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名校
4 . 已知
是椭圆
的左右顶点,
是双曲线
在第一象限上的一点,直线
分别交椭圆于另外的点
.若直线
过椭圆的右焦点
,且
,则椭圆的离心率为( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/01c74a907dda6bb7d9d56d009d9df253.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/48da128547c4cf9745e8e4b99988a3db.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/dad2a36927223bd70f426ba06aea4b45.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/19f3fa0b40fb0d9b8c62e37316ab3b04.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/790ef3382b1c731f2885eecfd92c2a86.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7789a500686c7a73770404ead6af0590.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/411461db15ee8086332c531e086c40c7.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a0ed1ec316bc54c37c4286c208f55667.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/76b3ebb0c18ca94b7728f3e965859082.png)
A.![]() | B.![]() | C.![]() | D.![]() |
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2023-12-17更新
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2卷引用:福建省厦门第一中学2023-2024学年高二上学期十二月月考数学试卷
名校
5 . 已知方程
和
(其中
且
,
),它们所表示的曲线在同一坐标系中可能出现的是( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/314125ba34d32175fc488c6dc83d87c8.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/57fdd08cd54c106739f788fafce9d9d7.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/343dc2efff2e4a23640d96272d51c550.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e68a83b4093280ea8750677f6828bf47.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5abd313d4e92a762fb7fb0c1cb65263d.png)
A.![]() | B.![]() |
C.![]() | D.![]() |
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2020-01-31更新
|
1301次组卷
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5卷引用:江苏省苏州市2019-2020学年高二上学期期末数学试题
江苏省苏州市2019-2020学年高二上学期期末数学试题(已下线)专题11 直线与圆-备战2020年新高考数学新题型之【多选题】-《2020年新高考政策解读与配套资源》重庆市西南大学附属中学2020-2021学年高二上学期第一次月考数学试题湖北省武汉中学2020-2021学年高二上学期期末数学试题辽宁省凌源市2020-2021学年下学期高二尖子生抽测数学试题
真题
6 . 设
是二次曲线C上的点,且
构成了一个公差为
的等差数列,其中O是坐标原点.记
.
(1)若C的方程为
.点
及
,求点
的坐标;(只需写出一个)
(2)若C的方程为
.点
,对于给定的自然数n,证明:
成等差数列;
(3)若C的方程为
,点
,对于给定的自然数n,当公差d变化时,求
的最小值.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e2d38cb28701863eeeb21c28509ca10a.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4eed981413b4dbc2becc7e18e0422858.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2398f658821ecd05f7cb1c6a286fda0f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2efba990f1fca3fe00fb5e0a7fff0bf0.png)
(1)若C的方程为
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/bc16c41b0d1e74725769b22b76a8d1b9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2ac154c5d5230bc411f1f40ae5ee2ccd.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e4f42d47ea24091b93e1aae372abf4aa.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/797e67927616b141ed7c6b83f8b6f4fb.png)
(2)若C的方程为
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/749234eaf0dd6d14f6f538a81f62587c.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f2f80b9e5603c903c73823aa9845906b.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/51c09c5f86ca80a08f64eb04e3213dfd.png)
(3)若C的方程为
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/48da128547c4cf9745e8e4b99988a3db.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/48d83c1c494a901e6a225b1f36ad334c.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/08eb71ecf8d733b6932f4680874dbbf3.png)
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名校
7 . 已知双曲线
,过
轴上点
的直线与双曲线的右支交于
,
两点(
在第一象限),直线
交双曲线左支于点
(
为坐标原点),连接
.若
,
,则该双曲线的渐近线方程为____ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a5ec7fa23be9cbe9a50607ea6bc8a4ff.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/81dea63b8ce3e51adf66cf7b9982a248.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/dad2a36927223bd70f426ba06aea4b45.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/ac047e91852b91af639feec23a9598b2.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a4cfef623a9534b5708df5f95f1760a5.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/acc290b44635265137fdf13146b6a6d9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1dde8112e8eb968fd042418dd632759e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8ce2790947716b1cfa9c5e7a65db4093.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/cc17936208f5355dccdb8f01aec0fa8a.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/edc7cfc458ed4970dd6d1ff14801b643.png)
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2018-12-17更新
|
1192次组卷
|
6卷引用:【全国百强校】湖南师范大学附属中学2019届高三上学期月考(四)数学(理)试题
解题方法
8 . 已知二次曲线
的方程为:
.
(1)如果方程表示椭圆,求
的取值范围;
(2)如果方程表示双曲线,求
的取值范围;
(3)若
,
为正整数,是否存在椭圆
和双曲线
,其交点
与两定点
,
满足
,若存在,求出
和
的值;若不存在,说明理由.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a94555857a26590865f337f8c4a93c37.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/fe3de7716ba006583274630a1d0ef1c1.png)
(1)如果方程表示椭圆,求
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f0a532e15e232cb4b99a8d4d07c89575.png)
(2)如果方程表示双曲线,求
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f0a532e15e232cb4b99a8d4d07c89575.png)
(3)若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/294f5ba74cdf695fc9a8a8e52f421328.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b6a24198bd04c29321ae5dc5a28fe421.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7b932a4b32849afaf65f0dd998307182.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/fcc31dcdb99754fc452ff2b92a2fb8c9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/dad2a36927223bd70f426ba06aea4b45.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/813f9a2814013e2407b5b1c216159359.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/16fd15503ee692f8286b0312f7c6f0cd.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2ce67f2138e7295cd72d66b2908cb6de.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/294f5ba74cdf695fc9a8a8e52f421328.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b6a24198bd04c29321ae5dc5a28fe421.png)
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2022·全国·模拟预测
解题方法
9 . 已知抛物线
与双曲线
有相同的焦点,且它们的一个交点为
.
(1)求抛物线
的标准方程.
(2)设点
,
,若过
的直线与抛物线
交于不同的两点
,
,且直线
与抛物线
交于点
(不同于点
),问直线
是否经过定点?若经过,求出定点坐标;若不经过,请说明理由.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/dbd154f66ff709db10e765f6b3a728be.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7f88b7ecc9ce449b5ab52aefeea91735.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/74b8784db33d2167f3d8ddb508787d0a.png)
(1)求抛物线
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/cffa35373ec4e4684107b42adb7a5161.png)
(2)设点
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/61c87b7e39ab4c173e357d92f345ddab.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/bb8efe0cd08f051818b21f7bca7f1183.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5963abe8f421bd99a2aaa94831a951e9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/cffa35373ec4e4684107b42adb7a5161.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/8e5c62f22d7afc5627fcb86599faa8e1.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/cffa35373ec4e4684107b42adb7a5161.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/acc290b44635265137fdf13146b6a6d9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ac047e91852b91af639feec23a9598b2.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8ce2790947716b1cfa9c5e7a65db4093.png)
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23-24高二上·全国·期末
10 . 已知二次曲线
的方程:
.
(1)分别求出方程表示椭圆和双曲线的条件;
(2)若双曲线
与直线
有公共点且实轴最长,求双曲线方程;
(3)
为正整数,且
,是否存在两条曲线
、
,其交点
与点
满足
,若存在,求
的值;若不存在,说明理由.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/232f4ccf6e0b34338a7bbefce1cbaefe.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8f219575dd7bb6c3d8912a0d6d81a294.png)
(1)分别求出方程表示椭圆和双曲线的条件;
(2)若双曲线
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/232f4ccf6e0b34338a7bbefce1cbaefe.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/152dc6c67d930a001434b2cb88264bf3.png)
(3)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8ea0595c0c301a43c854a5dd1c548441.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b1dc691018f939156edb2ec1a91fca8d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ec3e20d61ca1fea15ac37ebe0c2c1548.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b1e1f7ee6d6a74abeb34e12e9c92f0ab.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/dad2a36927223bd70f426ba06aea4b45.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d154ea304da7f249e98b9107142062fb.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/41c70fe4523e4d2484c9fc80e9e5fbd3.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8ea0595c0c301a43c854a5dd1c548441.png)
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