名校
1 . 设双曲线
的两个焦点分别为
、
,P为双曲线上一点,若
,则![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6fcb88cf2ee55fbf14432131f7a6cfc9.png)
______ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7c58fa4a337f0b81b991fb32e8e6e3c0.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/8db8549b6869b86256580d48ba1a2c51.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6fcb88cf2ee55fbf14432131f7a6cfc9.png)
您最近一年使用:0次
2022-09-08更新
|
1332次组卷
|
4卷引用:江西省临川第二中学2022-2023学年高二上学期第一次月考数学试题
2022高二上·全国·专题练习
名校
解题方法
2 . 如图所示,已知双曲线
的右焦点为
,双曲线
的右支上一点
,它关于原点
的对称点为
,满足
,且
,则双曲线
的离心率是________ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8a2cfa22139b3e9c9a73500e1ba19f52.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a0ed1ec316bc54c37c4286c208f55667.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/1dde8112e8eb968fd042418dd632759e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7f9e8449aad35c5d840a3395ea86df6d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3334308760163eebfb7fcf1c92cfe604.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/add8a76aae829c978666e7d926dd690e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c5db41a1f31d6baee7c69990811edb9f.png)
![](https://img.xkw.com/dksih/QBM/editorImg/2022/10/20/ec133c93-1dbd-42d8-90a4-8e276b54682b.png?resizew=149)
您最近一年使用:0次
名校
解题方法
3 . 已知
,
分别是双曲线C:
的左右焦点,双曲线C的右支上一点Q满足
,O为坐标原点,直线
与该双曲线的左支交于P点,且
,则双曲线C的渐近线方程为______ .
![](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/19f3fa0b40fb0d9b8c62e37316ab3b04.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4816b0fa781a0d4811b195e30c9bc851.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0064b3966f15d9b1754c251514b15909.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b39d3b38723cf1ec4cf5b336c1317aaa.png)
您最近一年使用:0次
2022-06-21更新
|
319次组卷
|
3卷引用:江西省上高二中2022-2023学年高二上学期期中数学小练卷试题(1)
解题方法
4 . 已知双曲线
的左、右焦点分别为
,
,
在双曲线的右支上,
,则双曲线离心率的取值范围是____________ .
![](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/dad2a36927223bd70f426ba06aea4b45.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6fbbd216b473c4fb368f998181884bc9.png)
您最近一年使用:0次
2022-04-17更新
|
801次组卷
|
5卷引用:江西省抚州市2022-2023学年高二上学期学生学业质量监测数学试题
江西省抚州市2022-2023学年高二上学期学生学业质量监测数学试题陕西省汉中市2022届高三下学期教学质量第二次检测考试文科数学试题(已下线)查补易混易错点08 直线与圆、圆锥曲线-【查漏补缺】2022年高考数学(文)三轮冲刺过关(已下线)11.2 双曲线-1人教A版(2019) 选修第一册 数学奇书 第三章 圆锥曲线的方程 教考衔接(4)——方法探究、素养呈现 离心率的求法
5 . 已知双曲线
的离心率为
,则![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5ccd4162c7d09f970cb77cadacdbe521.png)
__________ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ebe294e939b9fb81256d7218a773b5ee.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a4b8503f4706b8321e4e79a87eadea84.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5ccd4162c7d09f970cb77cadacdbe521.png)
您最近一年使用:0次
6 . 已知双曲线
的左、右焦点分别为
,
,点P是双曲线左支上一点且
,则![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d7bff85aef134d69adbac623c86174a4.png)
______ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0dad0c75ce33673ec4c425896e8619e4.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/f63582c5f5d5c08efb4abb03e5bacd96.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d7bff85aef134d69adbac623c86174a4.png)
您最近一年使用:0次
2022-03-10更新
|
424次组卷
|
4卷引用:江西省临川一中暨临川一中实验学校2021-2022学年高二上学期期末数学(文)试题
江西省临川一中暨临川一中实验学校2021-2022学年高二上学期期末数学(文)试题新疆维吾尔自治区喀什第二中学2021-2022学年高二下学期期中考试数学(理)试题青海省西宁市2022届高三二模数学(理)试题(已下线)第二章 平面解析几何之圆锥曲线的方程(A卷·知识通关练)(3)
7 . 双曲线
的左焦点到直线
的距离为________ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0dad0c75ce33673ec4c425896e8619e4.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/73d21a0583a378b043bb761817b8e0cc.png)
您最近一年使用:0次
解题方法
8 . 双曲线
的离心率为__________________ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7267e8ea86e072c58eec7c30309820d9.png)
您最近一年使用:0次
9 . 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
名校
10 . 已知双曲线
的右焦点为
,以
(
为坐标原点)为直径的圆交双曲线C的一条渐近线于另一点A,且
,点F到该渐近线的距离为1,则双曲线C的标准方程为____________ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7c29bab2a74ca02d30e0deed068b042f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a0ed1ec316bc54c37c4286c208f55667.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6cad4595d5352b2884568a59d8d766a4.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1dde8112e8eb968fd042418dd632759e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/08912c0a3fa4c7bf443fc78a6d1c4b7b.png)
您最近一年使用:0次