解题方法
1 . 已知双曲线
的离心率为
,其左、右焦点分别为
,过
作
的一条渐近线的垂线并交
于
两点,若
,则
的周长为__________ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/83bf4fd84818abac17a9d21237ac5ce5.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/044468f3733869bd186eb663ff0bb371.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4d2a97987f71835f519b462f5b8f5957.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a3fb78c5f885034612c0e030b920143d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c5db41a1f31d6baee7c69990811edb9f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c5db41a1f31d6baee7c69990811edb9f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7789a500686c7a73770404ead6af0590.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/41aabdb86b2aa8fc6fa1475184cd044b.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/656690e5d6fe1b44a4983086229f34ae.png)
您最近一年使用:0次
2024-03-21更新
|
423次组卷
|
2卷引用:黑龙江省双鸭山市第三十一中学等校2024届高三第二次模拟数学试题
名校
解题方法
2 . 已知双曲线
的左,右焦点分别为
为
右支上一点,
的内切圆圆心为
,直线
交
轴于点
,则双曲线的离心率为__________ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/83bf4fd84818abac17a9d21237ac5ce5.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/76ed463bf16c78a4bbb9d3acff922afa.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c5db41a1f31d6baee7c69990811edb9f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/451261a82e8ff001010d9d4db535f4c1.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ac047e91852b91af639feec23a9598b2.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/892909e49156f7dcc0650fcd65243877.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/81dea63b8ce3e51adf66cf7b9982a248.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f19b2e24f09d24daf3b3b41a8246d292.png)
您最近一年使用:0次
2024-01-29更新
|
2416次组卷
|
4卷引用:黑龙江省大庆市实验中学实验二部2023-2024学年高三下学期得分训练(三)数学试卷
名校
解题方法
3 . 双曲线的中心为原点
,焦点在
轴上,
分别是双曲线的两个焦点,过上焦点
作斜率
的直线
交双曲线上支于点
,若
,
的内心分别是
,且
,则双曲线的离心率为________ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1dde8112e8eb968fd042418dd632759e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d053b14c8588eee2acbbe44fc37a6886.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4d2a97987f71835f519b462f5b8f5957.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a3fb78c5f885034612c0e030b920143d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/cf418f91a497c580f64e79c9d5ce3200.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0f85fca60a11e1af2bf50138d0e3fe62.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7789a500686c7a73770404ead6af0590.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b42fc33bcfc63ec2f4940ccd3f862400.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/12bdb8e9f4bd99efe2c4cdb7234b1298.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f6bce3d91ca23b86d8c6625f2632e437.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ded2bbd28c8cba0de85d891779f9f933.png)
您最近一年使用:0次
2023-04-23更新
|
1330次组卷
|
3卷引用:黑龙江省哈尔滨市第三中学校2023届高三三模数学试题
名校
解题方法
4 . 如图,椭圆
与双曲线
有公共焦点
,![](https://staticzujuan.xkw.com/quesimg/Upload/formula/697c20fca284394bf5d5b9e5f6d952e8.png)
,椭圆的离心率为
,双曲线的离心率为
,点
为两曲线的一个公共点,且
,则![](https://staticzujuan.xkw.com/quesimg/Upload/formula/23cecb879eac526ad4e95ad33f1249fd.png)
______ ;
为
的内心,
三点共线,且
,
轴上点
满足
,
,则
的最小值为______ .
![](https://img.xkw.com/dksih/QBM/editorImg/2023/3/14/b55cf644-303e-4e0a-aef4-49e754ac8c29.png?resizew=227)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7dd54b9df3402ad91e2d34c40efe0c7a.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6d4d0b4d60f28a0a82eaeb506ac58bc1.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5076829e649b3f3866d4a7e07a5713e4.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/697c20fca284394bf5d5b9e5f6d952e8.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8407a79a35b42bd01409c85d2ccf2bc7.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d33558881906c228c262ff8024dcfc4a.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a33a99190a8fd29c36d5a002e3197cc5.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/dad2a36927223bd70f426ba06aea4b45.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d124b231bf2cd3746f35e6c68cd7178f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/23cecb879eac526ad4e95ad33f1249fd.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e105760638b22b26ff8bec4354255e4c.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/002ed1ebb2cb936e10ab478789f91c7c.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/eadd9ffa5f17a464c7b1eba82f68f386.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f1864cf22edf0fc25cd36cdc16305295.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/81dea63b8ce3e51adf66cf7b9982a248.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/01c74a907dda6bb7d9d56d009d9df253.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f9e3786aab19beb1ee756944209c973b.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0467c47845cc9d1f3a29c78af68f8661.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/02c07b101a1a118c7558a9e59b13c95c.png)
![](https://img.xkw.com/dksih/QBM/editorImg/2023/3/14/b55cf644-303e-4e0a-aef4-49e754ac8c29.png?resizew=227)
您最近一年使用:0次
2023-03-10更新
|
2064次组卷
|
4卷引用:黑龙江省哈尔滨市第三中学校2023届高三第一次高考模拟考试数学试题
2021高三·全国·专题练习
名校
解题方法
5 . 已知点
为双曲线![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2c5c2e64358e0ec7aa142c336d970306.png)
在第一象限上一点,点
为双曲线
的右焦点,
为坐标原点,
,则双曲线
的离心率为 ___ ;若
,
分别交双曲线
于
,
两点,记直线
与
的斜率分别为
,
,则![](https://staticzujuan.xkw.com/quesimg/Upload/formula/515fa8da69a5869ac21b6c19f8a8b00b.png)
___ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ac047e91852b91af639feec23a9598b2.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2c5c2e64358e0ec7aa142c336d970306.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f311053d11884b1a21d5f9b5724996c6.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/1dde8112e8eb968fd042418dd632759e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8cfeb93cbd56a61e706620e0b99a24cf.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c5db41a1f31d6baee7c69990811edb9f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/907d5147cea4c9ce855074864fe54506.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a4cfef623a9534b5708df5f95f1760a5.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/acc290b44635265137fdf13146b6a6d9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/892909e49156f7dcc0650fcd65243877.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7a5f1641947153c80b987320885a2b57.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6defc43285a40f7ccb74c1cc04265eba.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/423b7ae39db552e60ee8b1d27312306f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/515fa8da69a5869ac21b6c19f8a8b00b.png)
您最近一年使用:0次
2021-08-04更新
|
673次组卷
|
9卷引用:黑龙江省哈尔滨第六中学2021届高三三模数学(理)试题
黑龙江省哈尔滨第六中学2021届高三三模数学(理)试题(已下线)黄金卷03-【赢在高考·黄金20卷】备战2021年高考数学(理)全真模拟卷(新课标Ⅱ卷)(已下线)黄金卷04-【赢在高考·黄金20卷】备战2021年高考数学(理)全真模拟卷(新课标Ⅲ卷)(已下线)黄金卷09-【赢在高考·黄金20卷】备战2021年高考数学(文)全真模拟卷(新课标Ⅱ卷)(已下线)数学-2022届高三下学期开学摸底考试卷C(新高考专用)安徽省、河南省皖豫联盟体2020-2021学年高二下学期期末理科数学试题广东省韶关市武江区广东北江实验中学2021-2022学年高二上学期第二次月考数学试题福建省南安市柳城中学2021-2022学年高二上学期期中考试数学试题河北省唐山英才国际学校2022-2023学年高二上学期11月月考数学试题
名校
解题方法
6 . 已知双曲线
的左右焦点分别为
,
,过
的直线交双曲线于P,Q两点,且
,
,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/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/9791f9921b0e33237809e8839992a8eb.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/dcc4500dceec2b8ce8c3ed27a7344559.png)
您最近一年使用:0次
2020-08-06更新
|
3659次组卷
|
11卷引用:2018年全国高中数学联赛黑龙江省预赛
(已下线)2018年全国高中数学联赛黑龙江省预赛安徽省淮北市第一中学2020届高三下学期最后一卷数学(文)试题安徽省淮北市第一中学2020届高三下学期最后一卷数学(理)试题(已下线)考点43 双曲线(讲解)-2021年高考数学复习一轮复习笔记四川省绵阳市江油中学2020-2021学年高三8月第二次考试文科数学试题(已下线)第39练 双曲线-2021年高考数学(理)一轮复习小题必刷(已下线)考点47 双曲线-备战2021年高考数学经典小题考前必刷(新高考地区专用)(已下线)湖南省长沙市长郡中学2024届高三上学期月考(二)数学试题变式题15-18天津市和平区2017-2018学年高二上学期期末考试数学(文)试题天津市和平区2017-2018学年高二上学期期末考试数学(理)试题(已下线)专题3.2 双曲线-2020-2021学年高二数学同步课堂帮帮帮(人教A版2019选择性必修第一册)
名校
解题方法
7 . 已知双曲线
的左、右焦点分别为
,
,过
作一条直线
与其两条渐近线交于
两点,若
为等腰直角三角形,记双曲线的离心率为
,则![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c29078df0f69f0fb2c1547e384a02b6b.png)
______________ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/83bf4fd84818abac17a9d21237ac5ce5.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/0f85fca60a11e1af2bf50138d0e3fe62.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/01c74a907dda6bb7d9d56d009d9df253.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9fd2981bf2261343f905ec1b5355a3c4.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/168b3e4b1d6f04226fa2687a72a268b4.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c29078df0f69f0fb2c1547e384a02b6b.png)
您最近一年使用:0次
名校
8 . 已知双曲线
的右顶点为
,且以
为圆心,双曲线虚轴长为直径的圆与双曲线的一条渐近线相交于
两点,若
,则双曲线
的离心率的取值范围是__________ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/83bf4fd84818abac17a9d21237ac5ce5.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5963abe8f421bd99a2aaa94831a951e9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5963abe8f421bd99a2aaa94831a951e9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ab609a6574633ebabcff3e73fa862081.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/210f9f2fec99f12748fc050ba67bddfb.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c5db41a1f31d6baee7c69990811edb9f.png)
您最近一年使用:0次
2020-01-12更新
|
1023次组卷
|
5卷引用:黑龙江省大庆市2019-2020学年高三年级第二次教学质量检测理科数学试题
黑龙江省大庆市2019-2020学年高三年级第二次教学质量检测理科数学试题黑龙江省哈尔滨市德强学校2019-2020学年高三上学期期末数学试题2020届辽宁省大连市第二十四中学高三4月模拟考试数学(理)试题(已下线)技巧02 填空题解法与技巧 第二篇 解题技巧篇(练)-2021年高考数学二轮复习讲练测(浙江专用)(已下线)专题8-3 圆锥曲线小题综合 (讲+练)-1
9 . 已知双曲线
的离心率
,则一条渐近线与实轴所成角的取
值范围是______ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3040b6c904477030ecf8ba20b2b18759.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/99037cdec9988f31cccd1c45fcb7d72c.png)
值范围是
您最近一年使用:0次