已知
为双曲线
的上焦点,
为
的上顶点,
为
上的点,且
平行于
轴.若
的斜率为
,则
的离心率为___________ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a0ed1ec316bc54c37c4286c208f55667.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7ad29d7c31087e13e266793832af17bb.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5963abe8f421bd99a2aaa94831a951e9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c5db41a1f31d6baee7c69990811edb9f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7f9e8449aad35c5d840a3395ea86df6d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c5db41a1f31d6baee7c69990811edb9f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/274cf35acb4a1748d15c39d15a9bea7b.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/81dea63b8ce3e51adf66cf7b9982a248.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f52a58fbaf4fea03567e88a9f0f6e37e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4dac452fbb5ef6dd653e7fbbef639484.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c5db41a1f31d6baee7c69990811edb9f.png)
更新时间:2022-03-01 09:16:44
|
【知识点】 求双曲线的离心率或离心率的取值范围
相似题推荐
填空题-单空题
|
较易
(0.85)
解题方法
【推荐1】渐近线方程为
的双曲线的离心率为____________ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9b6bb019e2d7c6d17d15ec4d9043f5e6.png)
您最近一年使用:0次
填空题-单空题
|
较易
(0.85)
【推荐2】在平面直角坐标系
中,双曲线
的离心率是__________ .
![](https://img.xkw.com/dksih/QBM/2017/5/6/1681346041446400/1681863786921984/STEM/5dd8defea03e4dd69269916d223ca162.png?resizew=32)
![](https://img.xkw.com/dksih/QBM/2017/5/6/1681346041446400/1681863786921984/STEM/0bafc2ba285847a18dc81b5d137a212b.png?resizew=77)
您最近一年使用:0次