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1 . 双曲线
的右顶点为A,右焦点为F,过点F平行于双曲线的一条渐近线的直线与双曲线交于点B,则
的面积为__________ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5b4bc2919121515ee88a081e174d6d6e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/773a7c0da906df18930ff68bc75dedb5.png)
您最近一年使用:0次
2021-03-25更新
|
685次组卷
|
7卷引用:2008年普通高等学校招生考试数学(理)试题(琼、宁卷)
2008年普通高等学校招生考试数学(理)试题(琼、宁卷)新疆乌鲁木齐市第八中学2020-2021学年高二上学期期末考试数学(文)试题(已下线)第六课时 课后 3.2.2 第2课时 双曲线的标准方程及性质的应用(已下线)3.2.2 双曲线的简单几何性质(精讲)-2021-2022学年高二数学一隅三反系列(人教A版2019选择性必修第一册)河北省博野中学2021-2022学年高二上学期期末数学试题2.4.2直线与圆锥曲线的综合问题 2021-2022学年高二上学期数学北师大版(2019)选择性必修第一册(已下线)第六节 双曲线 第二课时 直线与双曲线的位置关系 核心考点集训
2 . 已知双曲线C:
的右焦点为F,过点F的直线l:
与双曲线C的右支交于点A,且与y轴交于点B.若
的面积为
,其中,O为坐标原点,则![](https://staticzujuan.xkw.com/quesimg/Upload/formula/38544c35c45a692f3f1c8dbcdb9db71e.png)
________ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a5ec7fa23be9cbe9a50607ea6bc8a4ff.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6c21e8e285df194bdaf648e34f4c1676.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3954beda5772eb8d5de1002ddeb81524.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6093eebca8f3ff82ce9298feb197e955.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/38544c35c45a692f3f1c8dbcdb9db71e.png)
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3 . 已知双曲线
的左、右顶点分别为
、
,动直线
与圆
相切,且与双曲线左、右两支的交点分别为
.
![](https://img.xkw.com/dksih/QBM/2020/7/1/2496497727479808/2496761142763520/STEM/57c4a823d9df40038fb32492a7688365.png?resizew=182)
(1)求
的取值范围,并求
的最小值;
(2)记直线
的斜率为
,直线
的斜率为
,那么,
是定值吗?证明你的结论.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4e1fa37c4c826b5dcfebe86ab6177906.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/2fc5bd66dd6d5e09ff0893a938aed56e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f240cccaf24af8a796abb95cb42be52e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e453fda86a168d28478bd9772bee9d93.png)
![](https://img.xkw.com/dksih/QBM/2020/7/1/2496497727479808/2496761142763520/STEM/57c4a823d9df40038fb32492a7688365.png?resizew=182)
(1)求
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f0a532e15e232cb4b99a8d4d07c89575.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/93c54705d32dc6820f1a90eec2225dcf.png)
(2)记直线
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/68634c2c23d016c50668fbfc198e3dc9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6defc43285a40f7ccb74c1cc04265eba.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e460dd0fa7a3ce2fb223b69ca5a0a279.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/423b7ae39db552e60ee8b1d27312306f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6b881044b5c73db6fcce110525741b02.png)
您最近一年使用:0次
2020-07-01更新
|
340次组卷
|
2卷引用:海南省海口市第一中学2018-2019学年高二上学期期中考试数学(A卷)试题
4 . 已知双曲线
的左、右焦点分别为
,
,点
在双曲线上,且
垂直于
轴.若直线
的方程为
,
的面积为6,则
( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a5ec7fa23be9cbe9a50607ea6bc8a4ff.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d6dc791ae552024ea0df7905bf190f30.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/aded2ade7ac5f0196027f489e87dab09.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/dad2a36927223bd70f426ba06aea4b45.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0739793f234f8e86adc6177801ae7295.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/81dea63b8ce3e51adf66cf7b9982a248.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9ac86e1c253297a377e14fb9a1689be8.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9baca864e8ac709196cbc4d43e33ee76.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0a9df1061c3ba5151ba2f7359acaf356.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/380bbacf854e30e2e747fc286d2b9997.png)
A.![]() | B.1 | C.![]() | D.![]() |
您最近一年使用:0次
5 . 双曲线
的一条渐近线方程是:
,且曲线
过点
.
(1)求双曲线
的方程;
(2)设曲线
的左、右顶点分别是
、
,
为曲线
上任意一点,
、
分别与直线
交于
、
,求
的最小值.
![](https://img.xkw.com/dksih/QBM/2016/5/31/1572673995808768/1572674001764352/STEM/88df7f7a08ca4cb487842c961bdc785c.png)
![](https://img.xkw.com/dksih/QBM/2016/5/31/1572673995808768/1572674001764352/STEM/89c3fbf47d704f4d886619c5a690121a.png)
![](https://img.xkw.com/dksih/QBM/2016/5/31/1572673995808768/1572674001764352/STEM/88df7f7a08ca4cb487842c961bdc785c.png)
![](https://img.xkw.com/dksih/QBM/2016/5/31/1572673995808768/1572674001764352/STEM/2251a35ab41a4709a18c2af9d3f5028f.png)
(1)求双曲线
![](https://img.xkw.com/dksih/QBM/2016/5/31/1572673995808768/1572674001764352/STEM/88df7f7a08ca4cb487842c961bdc785c.png)
(2)设曲线
![](https://img.xkw.com/dksih/QBM/2016/5/31/1572673995808768/1572674001764352/STEM/88df7f7a08ca4cb487842c961bdc785c.png)
![](https://img.xkw.com/dksih/QBM/2016/5/31/1572673995808768/1572674001764352/STEM/acfadcfc84984383a1fb7a2799fb8ca2.png)
![](https://img.xkw.com/dksih/QBM/2016/5/31/1572673995808768/1572674001764352/STEM/aaa0edc799904b9dabaa80e88ce77b0c.png)
![](https://img.xkw.com/dksih/QBM/2016/5/31/1572673995808768/1572674001764352/STEM/8eee2c7496924fcea883e0573592435d.png)
![](https://img.xkw.com/dksih/QBM/2016/5/31/1572673995808768/1572674001764352/STEM/88df7f7a08ca4cb487842c961bdc785c.png)
![](https://img.xkw.com/dksih/QBM/2016/5/31/1572673995808768/1572674001764352/STEM/5a7f6afeaa2b403f8f9f1d0af1efbd1c.png)
![](https://img.xkw.com/dksih/QBM/2016/5/31/1572673995808768/1572674001764352/STEM/1c69910c8587440b8735c04259809b7f.png)
![](https://img.xkw.com/dksih/QBM/2016/5/31/1572673995808768/1572674001764352/STEM/70f7987819224e739d253b4cf1503932.png)
![](https://img.xkw.com/dksih/QBM/2016/5/31/1572673995808768/1572674001764352/STEM/1efefef314fa42c789f5bd7254fea7d5.png)
![](https://img.xkw.com/dksih/QBM/2016/5/31/1572673995808768/1572674001764352/STEM/71e5c924d60b4c83a59b1a37fa54679b.png)
![](https://img.xkw.com/dksih/QBM/2016/5/31/1572673995808768/1572674001764352/STEM/f509c75e60c44d4ca39522ce7ba0928e.png)
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