解题方法
1 . 双曲线C:
的左、右焦点分别为
、
,过
且倾斜角为
的直线为
,过
且倾斜角为
的直线为
,已知
,
之间的距离为
.
(1)求C的方程;
(2)若过点
的直线l与C的左、右两支分别交于
两点(点
不在x轴上),判断是否存在实数k使得
.若存在,求出k的值;若不存在,请说明理由.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/247c5b95745e280f039f8daa90ddecb6.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/f5076289823db419f94e9c0c8f4aafd9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d387d228f512ada68fc79c9d5775b077.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2e9b0f5f44abbc6544a2f672b025b013.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a3fb78c5f885034612c0e030b920143d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d387d228f512ada68fc79c9d5775b077.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3f6f17bc385bafb37e8f964e5eb99cd0.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/41322821ce31416fdac8dd6e0aa41c71.png)
(1)求C的方程;
(2)若过点
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a3fb78c5f885034612c0e030b920143d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ad57e3727b7bbd795b05332fbf9649e9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ad57e3727b7bbd795b05332fbf9649e9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ffb71288fd1d0585d76040f828ea5595.png)
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名校
解题方法
2 . 已知双曲线
的左、右焦点分别为
,左顶点为
,点M为双曲线上一动点,且
的最小值为18,O为坐标原点.
(2)如图,已知直线
与x轴交于点T,过点T的直线交双曲线C右支于点B,D,直线AB,AD分别交直线l于点P,Q,若
,求实数m的值.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7c5dcd508629095d063e9aa13c65e946.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4d2a97987f71835f519b462f5b8f5957.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5cd99c5000629d7f49499d666e68f40d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c87b49bad7aa1af394119d46b5a7bc72.png)
(2)如图,已知直线
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/feb0702e56b46bdf3650714acdaaa0fa.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ffb9801f848e75ace14cb63fe9c88e25.png)
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2023-12-10更新
|
339次组卷
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2卷引用:广西名校2024届高三高考模拟猜题试卷
名校
3 . 已知双曲线E:
的离心率为
,点
在双曲线E上.
(1)求E的方程;
(2)过点
的直线l与双曲线E交于A,B两点(异于点P).设直线BC与x轴垂直且交直线AP于点C,若线段BC的中点为N,判断:P,M,N三点是否共线?并说明理由.
![](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/2007972af3341f27fbc32ce62dfce5e2.png)
(1)求E的方程;
(2)过点
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b2a29ba49963134a7232fa8574105fc3.png)
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2023-07-06更新
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5卷引用:广西南宁市武鸣区武鸣高级中学2024届高三上学期开学调研测试数学试题
广西南宁市武鸣区武鸣高级中学2024届高三上学期开学调研测试数学试题云南师范大学附属中学2024届高三高考适应性月考卷(一)数学试题云南省临沧市民族中学2024届高三上学期开学考试数学试题(已下线)考点19 解析几何中的探索性问题 2024届高考数学考点总动员【练】第三章 圆锥曲线的方程 (单元测)
解题方法
4 . 已知双曲线C:
(
)的左、右焦点为
,
,
为双曲线C上一点,且
,若线段
与双曲线C交于另一点A,则
的面积为______ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/19f3fa0b40fb0d9b8c62e37316ab3b04.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2d100c22435a23e017cfe6f535379d3c.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/1a5f4493abd2b69f83eae0362c509f1a.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/271fb7c2a4bb1d9655e992696ba05eb6.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9ac86e1c253297a377e14fb9a1689be8.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8bce5a69e50ba0fc9e19ba0b15a10a42.png)
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5 . 已知双曲线
:
,
,
为其左、右焦点,直线
过右焦点
,与双曲线
的右支交于
,
两点,且点
在
轴上方,若
,则直线
的斜率为
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c5db41a1f31d6baee7c69990811edb9f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1892b7c3cd7bea116f532f66fba44662.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/0f85fca60a11e1af2bf50138d0e3fe62.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/5963abe8f421bd99a2aaa94831a951e9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7f9e8449aad35c5d840a3395ea86df6d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5963abe8f421bd99a2aaa94831a951e9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/81dea63b8ce3e51adf66cf7b9982a248.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/927b51d8d63ea205ca15cda550b13ace.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0f85fca60a11e1af2bf50138d0e3fe62.png)
A.![]() | B.![]() | C.![]() | D.![]() |
您最近一年使用:0次
2019-03-09更新
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4卷引用:2019届广西来宾市高三3月模拟考试数学(理科)试题
2019届广西来宾市高三3月模拟考试数学(理科)试题【市级联考】陕西省榆林市2019届高三第二次模拟数学(理科)试题(已下线)2019年4月26日 《每日一题》理科 三轮复习——直线与圆锥曲线的位置关系(已下线)2019年4月26日 《每日一题》文科 三轮复习——直线与圆锥曲线的位置关系