解题方法
1 . 已知焦点在x轴上的双曲线C的渐近线方程为
,
(1)求双曲线C的离心率e
(2)若直线
与C相交于不同的两点A,B,且
,求双曲线C的方程.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f10273b05ad8210d8db07639c4d149fd.png)
(1)求双曲线C的离心率e
(2)若直线
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c31c4f39399ec245a67db2933ed639f2.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5ec1c621c7f3b5bc9f83787e4ad5d355.png)
您最近一年使用:0次
2 . 已知双曲线E:
与直线l:
相交于A、B两点,M为线段AB的中点.
(1)当k变化时,求点M的轨迹方程;
(2)若l与双曲线E的两条渐近线分别相交于C、D两点,问:是否存在实数k,使得A、B是线段CD的两个三等分点?若存在,求出k的值;若不存在,说明理由.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1892b7c3cd7bea116f532f66fba44662.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/da9db6ebe391887fccaf3916e9f57cab.png)
(1)当k变化时,求点M的轨迹方程;
(2)若l与双曲线E的两条渐近线分别相交于C、D两点,问:是否存在实数k,使得A、B是线段CD的两个三等分点?若存在,求出k的值;若不存在,说明理由.
您最近一年使用:0次
2023-02-17更新
|
5408次组卷
|
11卷引用:浙江省宁波市鄞州中学2023-2024学年高二上学期11月月考数学试题
浙江省宁波市鄞州中学2023-2024学年高二上学期11月月考数学试题广东省广州市三校2022-2023学年高二下学期期中联考数学试题浙江省宁波市镇海中学2023届高三下学期4月统一测试数学试题广东省深圳市2023届高三第一次调研数学试题(已下线)模块十二 解析几何-2湖北省武汉市华中师范大学第一附属中学2023届高三下学期2月月考数学试题专题20平面解析几何(解答题)(已下线)专题8-2 圆锥曲线综合大题归类(讲+练)-1四川省成都市玉林中学2022-2023学年高三高考模拟考试理科数学试题河南省南阳市第一中学校2023届高三第三次模拟考试理科数学试题(已下线)专题18 圆锥曲线高频压轴解答题(16大核心考点)(讲义)-2
解题方法
3 . 已知双曲线
,斜率为1的直线过双曲线C上一点
交该曲线于另一点B,且线段
中点的横坐标为
.
(1)求双曲线C的方程;
(2)已知点
为双曲线C上一点且位于第一象限,过M作两条直线
,且直线
均与圆
相切.设
与双曲线C的另一个交点为P,
与双曲线C的另一个交点为Q,则当
时,求点M的坐标.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/83bf4fd84818abac17a9d21237ac5ce5.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/57ababbf5a43aece315bc60488dd6c02.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f52a58fbaf4fea03567e88a9f0f6e37e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/edb57d84f9bbcb3e30d4ce7e2e1e8604.png)
(1)求双曲线C的方程;
(2)已知点
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/fcc5dd4d07e2098d8d1b731f2622867f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/44434b647ec546fe787e2164e0be6cd2.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/44434b647ec546fe787e2164e0be6cd2.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/79cbbaff3c1ce28d53431dfe6f463281.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2e9b0f5f44abbc6544a2f672b025b013.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3f6f17bc385bafb37e8f964e5eb99cd0.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/cdfcc93480e8718204897a0cb1b3ecc2.png)
您最近一年使用:0次
解题方法
4 . 已知F是双曲线C:
的右焦点,过F的直线l交双曲线右支于P,Q两点,PQ中点为M,O为坐标原点,连接OM交直线
于点N.
![](https://img.xkw.com/dksih/QBM/editorImg/2023/2/4/41b1e3e2-9383-4e35-b847-6e63ccaaa969.png?resizew=158)
(1)求证:
;
(2)设
,当
时,求三角形
面积S的最小值.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3a44342c2ee26a279265225982499b71.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9b384412acba251d87902ab928902f16.png)
![](https://img.xkw.com/dksih/QBM/editorImg/2023/2/4/41b1e3e2-9383-4e35-b847-6e63ccaaa969.png?resizew=158)
(1)求证:
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/23d6ff86e70a4bafda5ca7d88999ef8f.png)
(2)设
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9571c08ff6dfcf72415ab11bf4533cd5.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c2c4de7caa07699a8007548ae2fe1dcb.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ecfb02e157819a2bdd0f2790cbc825e9.png)
您最近一年使用:0次
2023-02-03更新
|
614次组卷
|
3卷引用:浙江省温州市2022-2023学年高二上学期期末数学试题(A卷)
解题方法
5 . 已知圆
和定点
为圆
上的动点,线段
的中垂线
与直线
交于点
,设动点
的轨迹为曲线
.
(1)求证:
为定值,并求曲线
的方程;
(2)若曲线
与
轴的正半轴交于点
,直线
与曲线
交于
两点,且
的面积是
,求实数
的值.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b6b4aa195ea6a6febc916142422abef2.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2611b3bd448c5f08a5505537819dae62.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c5db41a1f31d6baee7c69990811edb9f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/20a541b81584a032f571159ea152c85a.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0f85fca60a11e1af2bf50138d0e3fe62.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/48f3c9abbd78e9a6840ee5f30381daac.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/acc290b44635265137fdf13146b6a6d9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/acc290b44635265137fdf13146b6a6d9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b1241216f3c1cb5e73043dd1037f556d.png)
(1)求证:
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/cb2807462b1489c581a7ad630ccff1e2.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b1241216f3c1cb5e73043dd1037f556d.png)
(2)若曲线
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b1241216f3c1cb5e73043dd1037f556d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/81dea63b8ce3e51adf66cf7b9982a248.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2a30f3a8b673cc28bd90c50cf1a35281.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0c7c47d51f08416e8ca13671e476538d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b1241216f3c1cb5e73043dd1037f556d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7789a500686c7a73770404ead6af0590.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c48e42ce4fd7e6da946bf2b7b22200db.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2cb3e1e50fc01cdf2153b61d6914eaa7.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/294f5ba74cdf695fc9a8a8e52f421328.png)
您最近一年使用:0次
6 . 已知双曲线
:
经过点
,焦点
到渐近线的距离为
.
(1)求双曲线
的方程;
(2)若直线
与双曲线
相交于
,
两点,
是弦
的中点,求
的长度.
![](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/4269cadd3e7dfbd77106dafc791a2bc8.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a0ed1ec316bc54c37c4286c208f55667.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a7ffe8515ff6183c1c7775dc6f94bdb8.png)
(1)求双曲线
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c5db41a1f31d6baee7c69990811edb9f.png)
(2)若直线
![](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/5963abe8f421bd99a2aaa94831a951e9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7f9e8449aad35c5d840a3395ea86df6d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/436a0e9cea21b0174bc40e2af8cc03f6.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f52a58fbaf4fea03567e88a9f0f6e37e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f52a58fbaf4fea03567e88a9f0f6e37e.png)
您最近一年使用:0次
名校
解题方法
7 . 已知双曲线
:
与双曲线
有相同的渐近线,直线
被双曲线
所截得的弦长为6.
(1)求双曲线
的方程;
(2)过双曲线
右焦点
的直线
与双曲线
相交于
,
两点,求证:以
为直径的圆恒过
轴上的定点,并求此定点坐标.
![](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/a3f9e360c0b4c69ebac7dfdd103b8446.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c31c4f39399ec245a67db2933ed639f2.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c5db41a1f31d6baee7c69990811edb9f.png)
(1)求双曲线
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c5db41a1f31d6baee7c69990811edb9f.png)
(2)过双曲线
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c5db41a1f31d6baee7c69990811edb9f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a0ed1ec316bc54c37c4286c208f55667.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)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/411461db15ee8086332c531e086c40c7.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/81dea63b8ce3e51adf66cf7b9982a248.png)
您最近一年使用:0次
2022-11-05更新
|
973次组卷
|
3卷引用:浙江省A9协作体2022-2023学年高二上学期期中联考数学试题
名校
解题方法
8 . 在平面直角坐标系
中,椭圆
与双曲线
有公共顶点
,且
的短轴长为2,
的一条渐近线为
.
(1)求
,
的方程:
(2)设
是椭圆
上任意一点,判断直线
与椭圆
的公共点个数并证明;
(3)过双曲线
上任意一点
作椭圆
的两条切线,切点为
、
,求证:直线
与双曲线
的两条渐近线围成的三角形面积为定值,并求出该定值.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7ee31829d0d4d5f779a957d7df8058ab.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b1241216f3c1cb5e73043dd1037f556d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/23f3ffe7abc59e2f65d827c8eab8d36a.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/fab8a0cc6504aa4c3a38006f5394b4c2.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b1241216f3c1cb5e73043dd1037f556d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/23f3ffe7abc59e2f65d827c8eab8d36a.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e3f52cb58b6bc5d71030463ba7e28134.png)
(1)求
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b1241216f3c1cb5e73043dd1037f556d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/23f3ffe7abc59e2f65d827c8eab8d36a.png)
(2)设
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/caf0d139c9810361b4971904a943856b.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b1241216f3c1cb5e73043dd1037f556d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3b7b5a74a10686910113e756e5add888.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b1241216f3c1cb5e73043dd1037f556d.png)
(3)过双曲线
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/23f3ffe7abc59e2f65d827c8eab8d36a.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e53147c1ea72065497f424f84d92da2c.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b1241216f3c1cb5e73043dd1037f556d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/cf231f8f86fb922df4ca0c87f044cec3.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0b68df477b3ee45ac0f725db00d465a1.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/09fcb20a6972108871adbf284f9e5006.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/23f3ffe7abc59e2f65d827c8eab8d36a.png)
您最近一年使用:0次
2022-11-04更新
|
581次组卷
|
3卷引用:浙江省金华市曙光学校2022-2023学年高二上学期期中数学试题
9 . 已知双曲线
过点
,且
的渐近线方程为
.
![](https://img.xkw.com/dksih/QBM/2022/5/10/2976412481830912/2986275827286016/STEM/2ed43030-f133-43ca-b094-eb28e940ed4c.png?resizew=180)
(1)求
的方程;
(2)如图,过原点
作互相垂直的直线
,
分别交双曲线于
,
两点和
,
两点,
,
在
轴同侧.
①求四边形
面积的取值范围;
②设直线
与两渐近线分别交于
,
两点,是否存在直线
使
,
为线段
的三等分点,若存在,求出直线
的方程;若不存在,请说明理由.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d8433fa35fe8b2290d314a7024971085.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b72e841eeae5dd9fb1de630abf3a8cd6.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4bcd8ee2d8367c167d6ae0abc741b6b8.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9b6bb019e2d7c6d17d15ec4d9043f5e6.png)
![](https://img.xkw.com/dksih/QBM/2022/5/10/2976412481830912/2986275827286016/STEM/2ed43030-f133-43ca-b094-eb28e940ed4c.png?resizew=180)
(1)求
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4bcd8ee2d8367c167d6ae0abc741b6b8.png)
(2)如图,过原点
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1dde8112e8eb968fd042418dd632759e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2e9b0f5f44abbc6544a2f672b025b013.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3f6f17bc385bafb37e8f964e5eb99cd0.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5963abe8f421bd99a2aaa94831a951e9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7f9e8449aad35c5d840a3395ea86df6d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7f015ed8e497b4394053ddd19683a98f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8455657dde27aabe6adb7b188e031c11.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5963abe8f421bd99a2aaa94831a951e9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8455657dde27aabe6adb7b188e031c11.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/81dea63b8ce3e51adf66cf7b9982a248.png)
①求四边形
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9c593ebdb2f1934a0cb56f8c44f454f8.png)
②设直线
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/03902478df1a55bc99703210bccab910.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/03902478df1a55bc99703210bccab910.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/03902478df1a55bc99703210bccab910.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/03902478df1a55bc99703210bccab910.png)
您最近一年使用:0次
2022-05-24更新
|
3263次组卷
|
10卷引用:浙江省金华市第一中学2023-2024学年高二上学期期末数学试题
浙江省金华市第一中学2023-2024学年高二上学期期末数学试题吉林省长春市十一高中2022-2023学年高二上学期第三学程考试数学试题八省八校(T8联考)2022届高三下学期第二次联考数学试题重庆市育才中学2022届高三二诊模拟(二)数学试题(已下线)数学-2022年高考押题预测卷01(江苏专用)(已下线)专题6 圆锥曲线硬解定理 微点2 圆锥曲线硬解定理综合训练(已下线)必刷卷03-2022年高考数学考前信息必刷卷(新高考地区专用)(已下线)专题23 圆锥曲线中的最值、范围问题 微点2 圆锥曲线中的范围问题辽宁省辽阳市辽阳县第一高级中学2023届高三上学期1月月考数学试题(已下线)重难点突破17 圆锥曲线中参数范围与最值问题(八大题型)
名校
解题方法
10 . 在平面直角坐标系
中,双曲线C的对称轴都是坐标轴,且过
点,P到双曲线C两焦点距离的差的绝对值等于2.
(1)求双曲线C的方程;
(2)如果双曲线C的焦点在x轴上,直线l经过双曲线C的右焦点,与双曲线C交于A,B两点,且
,求直线l的方程.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7ee31829d0d4d5f779a957d7df8058ab.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9c7f6a03826a5ad351c1f7ca553a6945.png)
(1)求双曲线C的方程;
(2)如果双曲线C的焦点在x轴上,直线l经过双曲线C的右焦点,与双曲线C交于A,B两点,且
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/305a88d4e0249bd16d48eda01331d2d4.png)
您最近一年使用:0次
2022-03-05更新
|
305次组卷
|
3卷引用:浙江省温州市乐清市知临中学2022-2023学年高二上学期11月期中数学试题