名校
解题方法
1 . 已知双曲线
的左、右顶点分别为
,抛物线
与双曲线
交于
两点,记直线
,
的斜率分别为
,则
为__________ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7ca235ecb57b32de6007ccfad15fc8cb.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/01c74a907dda6bb7d9d56d009d9df253.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/09c7fc8e284e4aafd93a630d50a53930.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b1241216f3c1cb5e73043dd1037f556d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/39acab3cfb59bfc9591371721ab01d93.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/60ef95894ceebaf236170e8832dcf7e3.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d40b319212a7e7528b053e1c7097e966.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/90963760acac7bfad3ae03088c6c80b0.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b4757181824e15e0f21e5bdd55448783.png)
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2022-12-12更新
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2卷引用:河北南宫中学2023届高三上学期12月月考数学试题
2 . 已知双曲线
:
与双曲线
有相同的焦点;且
的一条渐近线与直线
平行.
(1)求双曲线
的方程;
(2)若直线
与双曲线
右支相切(切点不为右顶点),且
分别交双曲线
的两条渐近线于
两点,
为坐标原点,试判断
的面积是否为定值,若是,请求出;若不是,请说明理由.
![](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/9d04cd7e62809f0b10f6a2770c2b6384.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c5db41a1f31d6baee7c69990811edb9f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/18feaed4f3dd7698210ba302c81dca6d.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/0f85fca60a11e1af2bf50138d0e3fe62.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c5db41a1f31d6baee7c69990811edb9f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/01c74a907dda6bb7d9d56d009d9df253.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1dde8112e8eb968fd042418dd632759e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/866b81a8384cce4f24867baca2e6820c.png)
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2022-11-25更新
|
1019次组卷
|
5卷引用:辽宁省锦州市辽西育明高级中学2022-2023学年高二上学期期中数学试题
辽宁省锦州市辽西育明高级中学2022-2023学年高二上学期期中数学试题山西省太原市2023届高三上学期1月第一次联考数学试题(已下线)广东省深圳市高级中学(集团)2023届高三上学期期末数学试题变式题17-22专题04 双曲线15种常见考法归类(3)(已下线)第05讲 拓展二:直线与双曲线的位置关系(3)
3 . 已知双曲线
:
的左右顶点分别为
,
,点
,
在双曲线
上.
(1)求直线
,
的斜率之积;
(2)若直线MN的斜率为2,且过点
,求
的值.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c5db41a1f31d6baee7c69990811edb9f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/28675c5bcb91f9084684c58095f37ba1.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/ac047e91852b91af639feec23a9598b2.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/54a5d7d3b6b63fe5c24c3907b7a8eaa3.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c5db41a1f31d6baee7c69990811edb9f.png)
(1)求直线
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/bbe61d39d080872caa8973a70a3b4955.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/448eb7d301baa90fe59b05761830f81f.png)
(2)若直线MN的斜率为2,且过点
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/88c3a2f5b0702ea9fbb9dc8904579737.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/084cf5ffced059f5653ee2a1023518b7.png)
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2022-11-23更新
|
360次组卷
|
3卷引用:安徽省亳州市蒙城第一中学东校区2022-2023学年高二上学期期中数学试题
名校
解题方法
4 . 已知双曲线的中心在原点,焦点
在坐标轴上,离心率为
且过点![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ce7cf57a04bc17821662a5c86e697495.png)
(1)求双曲线方程;
(2)若过
斜率
的直线与该双曲线相交于M,N两点,且双曲线与
对应的顶点为T.试探讨直线MT与直线NT的斜率之积是否为定值.若是定值,请求出该值;若不是定值,请说明理由.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4d2a97987f71835f519b462f5b8f5957.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/49dd15f41830d8a24e21cc9eb2618357.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ce7cf57a04bc17821662a5c86e697495.png)
(1)求双曲线方程;
(2)若过
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f5076289823db419f94e9c0c8f4aafd9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f2c80c26a794a844127aae7dee87c93b.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f5076289823db419f94e9c0c8f4aafd9.png)
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2022-11-15更新
|
509次组卷
|
2卷引用:四川省科学城第一中学2022-2023学年高二上学期期中考试理科数学试题
5 . 已知双曲线C:
(a>0,b>0)离心率为5,A、B分别为左、右顶点,点P为双曲线C在第一象限内的任意一点,点O为坐标原点,若PA、PB的斜率分别为k1、k2,则k1·k2= _________ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/19f3fa0b40fb0d9b8c62e37316ab3b04.png)
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2022-11-11更新
|
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|
2卷引用:重庆市第八中学校2022-2023学年高二上学期期中数学试题
6 . 设直线
与双曲线C:
(
,
)相交于A,B两点,P为C上不同于A,B的一点,直线
,
的斜率分别为
,
,若C的离心率为2,则![](https://staticzujuan.xkw.com/quesimg/Upload/formula/92d82f6055983b8e9bb5a9cd8e09ebe5.png)
__________ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d77f5191798242b7b9b88a75e17e4425.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/19f3fa0b40fb0d9b8c62e37316ab3b04.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/94440d3e4c073f94f2b266ff99d50e74.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/67ca5fd57c2c2fcc3c7a574fdd1467d9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/bd33764ff4efddfe11a98a609753715c.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d2be49c37e30a3ced0364c3e74d8c687.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/92d82f6055983b8e9bb5a9cd8e09ebe5.png)
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名校
解题方法
7 . 已知
为坐标原点,双曲线
:
的离心率为
,点P在双曲线
上,点
,
分别为双曲线
的左右焦点,
.
(1)求双曲线
的标准方程;
(2)已知点
,
,设直线
的斜率分别为
,
.证明:
为定值.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1dde8112e8eb968fd042418dd632759e.png)
![](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/a7ffe8515ff6183c1c7775dc6f94bdb8.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c5db41a1f31d6baee7c69990811edb9f.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/c5db41a1f31d6baee7c69990811edb9f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f1041f58de2830b7907a69a141d52b6f.png)
(1)求双曲线
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c5db41a1f31d6baee7c69990811edb9f.png)
(2)已知点
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a0929421a6188c3122442866b0b85a5e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f55d12701014cf53071093e8739d089b.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/790ef3382b1c731f2885eecfd92c2a86.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/b4757181824e15e0f21e5bdd55448783.png)
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2022-11-10更新
|
1154次组卷
|
2卷引用:江苏省扬州中学2022-2023学年高二上学期期中数学试题
8 . 已知
是双曲线
上关于原点对称的两个点,点
在双曲线上.当
、
斜率存在时,求证:
为定值.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/422935d85056bc2fa6d4d50d034f62eb.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f0c4ff18d767f0448c20cc674c8740e9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/dad2a36927223bd70f426ba06aea4b45.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/bd33764ff4efddfe11a98a609753715c.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d2be49c37e30a3ced0364c3e74d8c687.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/cc157c66eef6affd86e48432176c4240.png)
![](https://img.xkw.com/dksih/QBM/2022/7/19/3026156868280320/3026627908214784/STEM/c7464661924e46b0b3fa50e737799e4a.png?resizew=126)
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2022高三·全国·专题练习
9 . 已知
是双曲线
上关于原点对称的两个点,点P在双曲线上.当PA和PB斜率存在时,求证:
为定值.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/422935d85056bc2fa6d4d50d034f62eb.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0a783d3f3908c8d84d71affed70fa865.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/cc157c66eef6affd86e48432176c4240.png)
![](https://img.xkw.com/dksih/QBM/2022/7/19/3026156868280320/3026627908108288/STEM/5f9797bc92c14a14a25cd1c28e0ed6fd.png?resizew=225)
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