1 . 若双曲线的对称轴为坐标轴,离心率为
,且过点
,则该双曲线的标准方程为__________ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/cf298f00799cbf34b4db26f5f63af92f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9a74999c9ab1b6f1abf89b19e7ee4cc5.png)
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2 . 已知空间向量
,则向量
与
的夹角的余弦值为
( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0cfd0dd4da166f260121666e4c73421b.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7a2f4b1178f68bd147d1a2a6acd04435.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c94075193c11fe43f2396cff5a485054.png)
![](https://img.xkw.com/dksih/QBM/2024/1/23/3417478513418240/3418151080796160/STEM/872410becf504403a9eedc4e62c998c0.png?resizew=4)
A.![]() | B.![]() | C.![]() | D.![]() |
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解题方法
3 . 若双曲线
与
有相同的焦点,与双曲线
有相同渐近线.
(1)求双曲线
的标准方程;
(2)求过点
的抛物线标准方程.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c5db41a1f31d6baee7c69990811edb9f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/44d12ebd10f6c0bcf98be52c32b107f1.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d7f0fe85f726937cb3a0360a6681cf76.png)
(1)求双曲线
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c5db41a1f31d6baee7c69990811edb9f.png)
(2)求过点
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/71a3619ccbcf65312754a970647014e5.png)
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4 . 已知双曲线焦点在x轴上,且焦距为6,
,则
(1)求双曲线标准方程;
(2)判断点
在不在双曲线上,并说明理由.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/03837b3769eda7f0d3804cc5ad4a6d60.png)
(1)求双曲线标准方程;
(2)判断点
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5a2fca4dd6b0cbf8accd55e3285537aa.png)
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5 . 已知
、
分别为不重合的两直线
、
的方向向量,
、
分别为不重合的两平面
、
的法向量,则下列所有正确结论( )个.
①
;②
;③
;④
.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4f77dea92dc5b32a89ca4f2cdd6f9d8f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/995f121d6107eb3a755aa088a32701fa.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/be6279e798012e2a206f7de3dc7f73c2.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e506b6d8009cfc1e7847168418f1398e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e170f206fdbbd834aad7580c727e2cc6.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5b5858ee1ce52b251816757257a11c29.png)
①
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f8fe5449cadf824eabbcd6d3fdb0e0c1.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a49f376680e398c69d9c89ec262ed276.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/94db2847e8f5c913d4b4d6904121c824.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/99476114f082ef5ff02f4ec1bac182be.png)
A.![]() | B.![]() | C.![]() | D.![]() |
您最近一年使用:0次
6 . 若
,则![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f44482eb80ff3ce10c8ee5bc37f74c1d.png)
______
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9387537feb1b21d3a5ad83c14a321e78.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f44482eb80ff3ce10c8ee5bc37f74c1d.png)
您最近一年使用:0次
2023-12-02更新
|
210次组卷
|
5卷引用: 新疆和田地区皮山县高级中学2023-2024学年高二上学期1月期末数学试题
新疆和田地区皮山县高级中学2023-2024学年高二上学期1月期末数学试题内蒙古呼伦贝尔市满洲里远方中学2023-2024学年高二上学期10月月考数学试题陕西省西安市南开高级中学2023-2024学年高二上学期12月月考数学试题(已下线)专题01 空间向量与立体几何(1)(已下线)第6章 空间向量与立体几何 章末题型归纳总结-【帮课堂】2023-2024学年高二数学同步学与练(苏教版2019选择性必修第二册)
7 . 已知椭圆方程为
,点P为椭圆上一点,且点P到椭圆其中一个焦点
距离为3,则![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e203545563ef6c33968cd9fab532638e.png)
________
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/311d87b23dbe182c2264597b7723c5c4.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f5076289823db419f94e9c0c8f4aafd9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e203545563ef6c33968cd9fab532638e.png)
您最近一年使用:0次
8 . 已知
、
、
均为单位向量,
,
,则
( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/64c5562bd4d1b54424330cb6329cd79d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b45ba716f03748c19b7ce2f99af536ab.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/73a0b19e69be46452425916a0fcb49c9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/cbbad81739d6f490038e89ab02bc768d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5f7a5c3958ddd3d4d62c3e29619a7b82.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9d623edf68768d78e9a3241d1bf78bb0.png)
A.![]() | B.![]() | C.![]() | D.![]() |
您最近一年使用:0次
9 . 已知向量
,
,
,则![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1bd01707e8d32f277b83c007a5b15bd7.png)
__________ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/41eab784d72991014c15df60db172d3e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/aeef2a1d922654e2671f6daf5f67e449.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/51547fd908ffdae4ba26822ae325b860.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1bd01707e8d32f277b83c007a5b15bd7.png)
您最近一年使用:0次
2023-10-30更新
|
188次组卷
|
2卷引用:新疆维吾尔自治区和田地区皮山县高级中学2023-2024学年高二上学期10月期中数学试题
10 . (1)求焦距是
,离心率等于
的椭圆的标准方程;
(2)求顶点在原点,对称轴是
轴,并经过点
的抛物线的标准方程.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/cd3304e23f3b0f9569c4140ca89b6498.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/66577f4cb97c0d2a213ab1a9a02d1324.png)
(2)求顶点在原点,对称轴是
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d053b14c8588eee2acbbe44fc37a6886.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5d3700b937ee2d788984ec3daa87426b.png)
您最近一年使用:0次