1 . 已知命题
:方程
表示焦点在
轴上的椭圆;命题
:方程
表示双曲线.若
为真,则实数
的取值范围为______ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b1010846eeec6c9da29640f5aa3f8738.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/aac2759c82d304966e0de7237dd8e331.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d053b14c8588eee2acbbe44fc37a6886.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9aa8a716a31b0f51b70fdf9bdb257909.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/92b0498f3d7fbf26da71b77cb5a7b1ec.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9b589dda7296cfb4c2b0194baccb695e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/294f5ba74cdf695fc9a8a8e52f421328.png)
您最近一年使用:0次
解题方法
2 . 设双曲线
:
的左、右焦点分别为
、
,P为C上一点,且
,
,则双曲线
的渐近线方程为( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c5db41a1f31d6baee7c69990811edb9f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3040b6c904477030ecf8ba20b2b18759.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/d124b231bf2cd3746f35e6c68cd7178f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/cd29aa3bd463abf39a3f63e077abcc28.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c5db41a1f31d6baee7c69990811edb9f.png)
A.![]() | B.![]() | C.![]() | D.![]() |
您最近一年使用:0次
名校
解题方法
3 . 已知椭圆
的离心率为
,双曲线
的离心率为
,两曲线的焦点相同,且
,若
为两曲线在第一象限的交点,且满足
(
为坐标原点,
为右焦点),则
( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9663f73959d839d5b7e9403ed2843be2.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d33558881906c228c262ff8024dcfc4a.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d78e87e5bd05a5946a15b253f1ec990e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a33a99190a8fd29c36d5a002e3197cc5.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ec0f4ff707610cd9f48a5abe57bb1e85.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/dad2a36927223bd70f426ba06aea4b45.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/955c7c7a29bc124b39aa40e7c230dbf3.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1dde8112e8eb968fd042418dd632759e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a0ed1ec316bc54c37c4286c208f55667.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/034f83062bcb44a150a4b8b7c48c0eb7.png)
A.![]() | B.![]() | C.![]() | D.![]() |
您最近一年使用:0次
解题方法
4 . 设点
分别为双曲线C
的左右焦点,点A,B分别在双曲线C的左、右支上,若
,
,且
,则双曲线C渐近线的斜率为( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/40f98254a6193566587a70c7d95fdabf.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c4c315396424fcf0bacd2a38b6d85d05.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7f02b03666ba0459f136f755f5d7cf14.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/53cf3917ad3d25c2f9e29bf3251a72af.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/bfde70d6674ef06b58c60565ff7bf9bf.png)
A.![]() | B.±![]() | C.±![]() | D.±![]() |
您最近一年使用:0次
5 . 已知双曲线
的左、右焦点分别为
、
,圆
与双曲线在第一象限和第三象限的交点分别为A,B,四边形
的周长Р与面积S满足
,则该双曲线的离心率为( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3040b6c904477030ecf8ba20b2b18759.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/833bf16f0161259e9d973dbdd5c6b18c.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/bb0389adcd388a91d4b84d2dc87ccc65.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/df530ca633596d3805299209b3e86daa.png)
A.![]() | B.![]() | C.![]() | D.![]() |
您最近一年使用:0次
解题方法
6 . 已知双曲线
:
的右焦点为
,过
的直线
(
为常数)与双曲线
在第一象限交于点
.若
(
为原点),则
的离心率为( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c5db41a1f31d6baee7c69990811edb9f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3040b6c904477030ecf8ba20b2b18759.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a0ed1ec316bc54c37c4286c208f55667.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a0ed1ec316bc54c37c4286c208f55667.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/64c047a750c38cac707c36c4c801216d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/294f5ba74cdf695fc9a8a8e52f421328.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c5db41a1f31d6baee7c69990811edb9f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/dad2a36927223bd70f426ba06aea4b45.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e51517f6e2322b35a2f3aa20ede496c8.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1dde8112e8eb968fd042418dd632759e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c5db41a1f31d6baee7c69990811edb9f.png)
A.![]() | B.![]() | C.![]() | D.5 |
您最近一年使用:0次
名校
解题方法
7 . 设双曲线
与椭圆
:
有公共焦点
,
.若双曲线
经过点
,设
为双曲线
与椭圆
的一个交点,则
的余弦值为( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/23f3ffe7abc59e2f65d827c8eab8d36a.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b1241216f3c1cb5e73043dd1037f556d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/914075a4574c09bdb860d8f8f09a4e7a.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/23f3ffe7abc59e2f65d827c8eab8d36a.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a8748dc55e2f45bc37fc4d84d7310f79.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/dad2a36927223bd70f426ba06aea4b45.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/23f3ffe7abc59e2f65d827c8eab8d36a.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b1241216f3c1cb5e73043dd1037f556d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c94fe48bf7af022ecbbe13833fdcc2c8.png)
A.![]() | B.![]() | C.![]() | D.![]() |
您最近一年使用:0次
2022-01-25更新
|
724次组卷
|
4卷引用:江西省赣州市2021-2022学年高二上学期期末数学(理)试题
解题方法
8 . 已知双曲线
的左、右焦点分别为
,
,O为坐标原点,点M是双曲线左支上的一点,若
,
,则双曲线的离心率是____________ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/19f3fa0b40fb0d9b8c62e37316ab3b04.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/dcefc0577ff3340a25b50faa5db9d155.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/85e173ec51ed096d74420ec731b91301.png)
您最近一年使用:0次
名校
解题方法
9 . 已知点
,
分别为双曲线
的左,右焦点,
为
的左支上一点,
,若圆
与直线
相切,则
的离心率为( )
![](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/8a2cfa22139b3e9c9a73500e1ba19f52.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/adbf03272e72f6b80f9535b2f2b5c5d0.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/42234ca669069d06c268211fe8559001.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/183b6a0cef4256c9696a5bca31053da5.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c5db41a1f31d6baee7c69990811edb9f.png)
A.![]() | B.![]() | C.![]() | D.![]() |
您最近一年使用:0次
2022-01-24更新
|
480次组卷
|
3卷引用:九师l联盟(江西省)2022届高三1月质量检测期末数学(文)试题
名校
解题方法
10 . 已知双曲线
,过原点作一条倾斜角为
的直线分别交双曲线左、右两支于
、
两点,以线段
为直径的圆过右焦点
,则双曲线的离心率为( ).
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3040b6c904477030ecf8ba20b2b18759.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2d88591679796c52024d11c4de641bdb.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/7a5f1641947153c80b987320885a2b57.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a0ed1ec316bc54c37c4286c208f55667.png)
A.![]() | B.![]() | C.![]() | D.![]() |
您最近一年使用:0次
2022-01-08更新
|
1373次组卷
|
5卷引用:江西省南昌市八一中学、洪都中学、南师附中、十七中四校2021-2022学年高二上学期期末联考数学(文)试题
江西省南昌市八一中学、洪都中学、南师附中、十七中四校2021-2022学年高二上学期期末联考数学(文)试题天津市南开区2021-2022学年高三上学期期末数学试题内蒙古海拉尔第二中学2021-2022学年高三上学期期末考试数学(理)试题(已下线)9.3 双曲线(精练)(已下线)10.4 双曲线(精练)