题目
题型:不详难度:来源:
![](http://img.shitiku.com.cn/uploads/allimg/20191024/20191024054546-74328.gif)
![](http://img.shitiku.com.cn/uploads/allimg/20191024/20191024054547-27559.gif)
答案
![](http://img.shitiku.com.cn/uploads/allimg/20191024/20191024054547-41109.gif)
解析
![](http://img.shitiku.com.cn/uploads/allimg/20191024/20191024054547-68099.gif)
![](http://img.shitiku.com.cn/uploads/allimg/20191024/20191024054547-81921.gif)
![](http://img.shitiku.com.cn/uploads/allimg/20191024/20191024054548-73887.gif)
![](http://img.shitiku.com.cn/uploads/allimg/20191024/20191024054548-62763.gif)
![](http://img.shitiku.com.cn/uploads/allimg/20191024/20191024054548-65068.gif)
![](http://img.shitiku.com.cn/uploads/allimg/20191024/20191024054548-18021.gif)
![](http://img.shitiku.com.cn/uploads/allimg/20191024/20191024054549-25032.gif)
![](http://img.shitiku.com.cn/uploads/allimg/20191024/20191024054549-59092.gif)
![](http://img.shitiku.com.cn/uploads/allimg/20191024/20191024054547-41109.gif)
名师点金:此题的答案与变式的答案是相同的,变式的目的是帮助掌握等轴双曲线的离心率为
![](http://img.shitiku.com.cn/uploads/allimg/20191024/20191024054549-12609.gif)
![](http://img.shitiku.com.cn/uploads/allimg/20191024/20191024054548-73887.gif)
核心考点
举一反三
![](http://img.shitiku.com.cn/uploads/allimg/20191024/20191024054539-68344.gif)
![](http://img.shitiku.com.cn/uploads/allimg/20191024/20191024054539-99998.gif)
![](http://img.shitiku.com.cn/uploads/allimg/20191024/20191024054539-72492.gif)
![](http://img.shitiku.com.cn/uploads/allimg/20191024/20191024054540-32671.gif)
![](http://img.shitiku.com.cn/uploads/allimg/20191024/20191024054540-22130.gif)
![](http://img.shitiku.com.cn/uploads/allimg/20191024/20191024054540-92830.gif)
![](http://img.shitiku.com.cn/uploads/allimg/20191024/20191024054540-41475.gif)
![](http://img.shitiku.com.cn/uploads/allimg/20191024/20191024054540-28892.gif)
![](http://img.shitiku.com.cn/uploads/allimg/20191024/20191024054539-99998.gif)
![](http://img.shitiku.com.cn/uploads/allimg/20191024/20191024054532-87452.gif)
![](http://img.shitiku.com.cn/uploads/allimg/20191024/20191024054532-17631.gif)
![](http://img.shitiku.com.cn/uploads/allimg/20191024/20191024054532-85181.gif)
![](http://img.shitiku.com.cn/uploads/allimg/20191024/20191024054532-91942.gif)
![](http://img.shitiku.com.cn/uploads/allimg/20191024/20191024054532-34996.gif)
![](http://img.shitiku.com.cn/uploads/allimg/20191024/20191024054532-85181.gif)
![](http://img.shitiku.com.cn/uploads/allimg/20191024/20191024054532-29829.gif)
![](http://img.shitiku.com.cn/uploads/allimg/20191024/20191024054532-59725.gif)
![](http://img.shitiku.com.cn/uploads/allimg/20191024/20191024054532-59725.gif)
![](http://img.shitiku.com.cn/uploads/allimg/20191024/20191024054532-31124.gif)
![](http://img.shitiku.com.cn/uploads/allimg/20191024/20191024054523-29836.gif)
![](http://img.shitiku.com.cn/uploads/allimg/20191024/20191024054523-70224.gif)
![](http://img.shitiku.com.cn/uploads/allimg/20191024/20191024054523-22568.gif)
A.![]() | B.![]() | C.![]() | D.![]() |
![](http://img.shitiku.com.cn/uploads/allimg/20191024/20191024054519-51761.gif)
![](http://img.shitiku.com.cn/uploads/allimg/20191024/20191024054519-55295.gif)
![](http://img.shitiku.com.cn/uploads/allimg/20191024/20191024054520-93933.gif)
A.椭圆 | B.双曲线 | C.线段 | D.圆 |
![](http://img.shitiku.com.cn/uploads/allimg/20191024/20191024054517-95696.gif)
最新试题
- 1阅读理解。 Today people can use the phone to talk with others
- 2已知函数,数列{an}满足a1=1,a n+1=f(an)(n∈N+).(1)求数列{an}的通项公式an;(2)若数列
- 3以下是新中国一位普通农民日记中的记录:①生产队在我家门口树底下召开社员会……经过表决,全队到会的人都同意大包干②当看到写
- 4阅读下面两首宋词,然后回答问题。(10分)渔家傲 李清照雪里已知春信至,寒梅点缀琼枝腻。香脸半开娇旖旎,当庭际,玉
- 5右图中①②③④代表人体心脏的四个腔,⑤⑥⑦⑧⑨⑩代表血管;实线表示动脉血在血管中的流动,虚线表示静脉血在血管中的流动。肺
- 62009年京沪高铁投资600亿元,这将带动200万吨钢材和1 200万吨水泥的需求,提供近60万个就业岗位,同时还可以带
- 7把高雅的艺术送进校园,使学生享受高层次的盛宴,提高自身的艺术修养,这表明 [ ]①文化会促进社会的发展②
- 8If you have a good chance ______ English with a foreigner, c
- 9阅读理解。Look, this is Tim"s bedroom. It is small, but it is ver
- 10回顾实验和探究:(1)如图是研究动能大小与什么因素有关的实验。实验中通过____________________知道动能
热门考点
- 1某种商品的价格第一年上升了10%.第二年下降了(m-5)%(m>5)后.仍不低于原价.则m的值应为( )A.5<m≤B
- 2下列离子方程式中,书写不正确的是 ( ) A.氯化钠溶
- 3根据短文内容,从短文后的选项中选出能填入空白处的最佳选项。选项中有两项为多余选项。People of all age g
- 4联合国教科文组织认为:“在一个占世界人口1/5的发展中国家做到这一点,是一项史无前例的壮举,它改变了中国的命运。”中国完
- 5请听下面5段对话,选出最佳选项.1.Where does the conservation take place? A.
- 6“此后20年,中国经济奇迹般的腾飞,其政治基础、舆论基础乃至社会基础,均由小平同志那席南方谈话开始奠定。”上述评价主要基
- 7下列物质中,属于导体的是( )A.水B.空气C.纯水D.油
- 8已知力F使质量为m的物体从静止开始在t时间内运动了位移为s,则下列说法中正确的是( )A.相同的力F可以使质量为12m
- 9如图所示,下面说法正确的是( )A.当S1,S2都断开时,L1 ,L2, L3串联B.当S1,S2都闭合时,L1 ,L
- 10如图,在一张△ABC纸片中,∠C=90°,现把纸片沿中位线DE剪开,计划拼出以下四个图形:①平行四边形;②菱形;③等腰梯