12-13高二上·浙江温州·单元测试
名校
解题方法
1 . 如图,已知
,图中的一系列圆是圆心分别为
、
的两组同心圆,每组同心圆的半径分别是
,
,
,…,
,….利用这两组同心圆可以画出以
、
为焦点的双曲线. 若其中经过点
、
、
的双曲线的离心率分别是
,
,
.则它们的大小关系是____________ (用“
”连接).
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e48867e261c61d24a0a1a4f7ff4627c3.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/bdaa19de263700a15fcf213d64a8cd57.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/61128ab996360a038e6e64d82fcba004.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5ca7d1107389675d32b56ec097464c14.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b6a24198bd04c29321ae5dc5a28fe421.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/ac047e91852b91af639feec23a9598b2.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/54a5d7d3b6b63fe5c24c3907b7a8eaa3.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/dad2a36927223bd70f426ba06aea4b45.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/aec278fba89d8cf87a4ce2a0cc65d0f0.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/53b86cb95a478baae09f980fb54a3167.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e7b60ee527408800291f24ba1011962b.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4ff7942da6c3fc4005256fb1458557c0.png)
![](https://img.xkw.com/dksih/QBM/2012/3/3/1570785687625728/1570785692516352/STEM/fc8efd6a-0cc1-4319-b7c6-282c1385f4a0.png?resizew=388)
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