单选题 适中0.64 引用1 组卷606
如图,
、
分别是双曲线
的两个焦点,以坐标原点
为圆心,
为半径的圆与该双曲线左支交于
、
两点,若△
是等边三角形,则双曲线的离心率为
![](https://img.xkw.com/dksih/QBM/2015/4/7/1572063547269120/1572063552741376/STEM/758ae0f2d69d4bf687be9d950a24bb0e.png)
![](https://img.xkw.com/dksih/QBM/2015/4/7/1572063547269120/1572063552741376/STEM/4761c7641fd24478a1e680bb2236226d.png)
![](https://img.xkw.com/dksih/QBM/2015/4/7/1572063547269120/1572063552741376/STEM/aa33aa024e114f83ad055be7a9a04275.png)
![](https://img.xkw.com/dksih/QBM/2015/4/7/1572063547269120/1572063552741376/STEM/164e77707d7045bbba762b55773cefd5.png)
![](https://img.xkw.com/dksih/QBM/2015/4/7/1572063547269120/1572063552741376/STEM/47af92e5682b42b6a2b6c9f267f397ba.png)
![](https://img.xkw.com/dksih/QBM/2015/4/7/1572063547269120/1572063552741376/STEM/e084b6c829af41d0805e0b642bbd098e.png)
![](https://img.xkw.com/dksih/QBM/2015/4/7/1572063547269120/1572063552741376/STEM/e3f58c825f774bf88c1572e166ba4804.png)
![](https://img.xkw.com/dksih/QBM/2015/4/7/1572063547269120/1572063552741376/STEM/740fd657a7cd4442ae1b35f962c16c93.png)
![](https://img.xkw.com/dksih/QBM/2015/4/7/1572063547269120/1572063552741376/STEM/47ca7921c5014b7f951f5d85d0258fcc.png)
![](https://img.xkw.com/dksih/QBM/2015/4/7/1572063547269120/1572063552741376/STEM/758ae0f2d69d4bf687be9d950a24bb0e.png)
A. | B.2 | C. | D. |
14-15高二上·湖南株洲·期末
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A. | B.2 | C. | D. |
组卷网是一个信息分享及获取的平台,不能确保所有知识产权权属清晰,如您发现相关试题侵犯您的合法权益,请联系组卷网