12-13高二上·山东临沂·期末
1 . 椭圆
与双曲线
有相同的焦点,则
的值是( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/313c38828362ccc9f3871dfac28753b0.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0f7e226a40cb115121ec380a5b06d703.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0a6936d370d6a238a608ca56f87198de.png)
A.![]() | B.1或-2 | C.1或![]() | D.1 |
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12-13高二上·山东临沂·期末
2 . 若双曲线
的离心率为
,则两条渐近线的方程为____
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a0b5d3874a853faf53bfcaaeb389e466.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a7ffe8515ff6183c1c7775dc6f94bdb8.png)
您最近一年使用:0次
12-13高二上·山东临沂·期末
3 . 已知中心在原点,焦点在
轴上,离心率为
的椭圆过点
.
(1)求椭圆方程;
(2)设不过原点O的直线
:
,与该椭圆交于P、Q两点,直线OP、OQ的斜率依次为
、
,满足
,求
的值.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/81dea63b8ce3e51adf66cf7b9982a248.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/860884c0017c8bceb5b0edff796c144f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1754ce56c726b9eea858411cca46b488.png)
(1)求椭圆方程;
(2)设不过原点O的直线
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0f85fca60a11e1af2bf50138d0e3fe62.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8f556a4584fc8192d526a2bddfc9ccbc.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6defc43285a40f7ccb74c1cc04265eba.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/423b7ae39db552e60ee8b1d27312306f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/34e8c3611bc5181eccb83e93c19831ba.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f8d7b4bb12628d5ed455d814b8aafa1f.png)
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4 . 一动圆和直线
相切,并且经过点
,
(I)求动圆的圆心
的轨迹C的方程;
(II)若过点P(2,0)且斜率为
的直线交曲线C于M
,N
两点.求证:OM⊥ON.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/48054662c2d9b0dca46f5ae482cef509.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/eb7b76d897de678faaf8221bafe217d4.png)
(I)求动圆的圆心
![](https://img.xkw.com/dksih/QBM/2012/2/6/1570718343536640/1570718348976128/STEM/1c2c9126529b4d6288a3420bdc5ec93b.png?resizew=13)
(II)若过点P(2,0)且斜率为
![](https://img.xkw.com/dksih/QBM/2012/2/6/1570718343536640/1570718348976128/STEM/9a392af9c75a49dbb6838cbdd2882100.png?resizew=13)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/bc7b73af3dc8b4f5cbf01551ce6f78fc.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f9d4f56dc2eb55aaebcb5dcc125eaf72.png)
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12-13高二上·山东临沂·期末
名校
5 . 已知方程
,它们所表示的曲线可能是( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/cf2587f4f97ae3796d49e94e21a90c63.png)
A.![]() | B.![]() |
C.![]() | D.![]() |
您最近一年使用:0次
2016-01-21更新
|
521次组卷
|
6卷引用:2011-2012学年山东省临沂市高二上学期期末质量检测调研理科数学
11-12高二上·山东临沂·期末
6 . 已知双曲线
,则p的值为
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/fccc9afe95cdcd41eb3dcb72e683cb36.png)
A.-2 | B.-4 | C.2 | D.4 |
您最近一年使用:0次
9-10高二下·福建·期末
7 . 双曲线
的中心在原点,右焦点为
,渐近线方程为
.
(Ⅰ)求双曲线
的方程;
(Ⅱ)设直线
:
与双曲线
交于
、
两点,问:当
为何值时,以
为直径的圆过原点;
![](https://img.xkw.com/dksih/QBM/2016/3/17/1572543046041600/1572543052324864/STEM/4de21fc7ce8f44efa5554c0bed77d8f0.png)
![](https://img.xkw.com/dksih/QBM/2016/3/17/1572543046041600/1572543052324864/STEM/68b4e13e58594b339ee5e20aa904acc9.png)
![](https://img.xkw.com/dksih/QBM/2016/3/17/1572543046041600/1572543052324864/STEM/6231d9fad25444778698952f631b9d0f.png)
(Ⅰ)求双曲线
![](https://img.xkw.com/dksih/QBM/2016/3/17/1572543046041600/1572543052324864/STEM/4de21fc7ce8f44efa5554c0bed77d8f0.png)
(Ⅱ)设直线
![](https://img.xkw.com/dksih/QBM/2016/3/17/1572543046041600/1572543052324864/STEM/d0d7eda39cb84b55bdfbcda7966ac9dc.png)
![](https://img.xkw.com/dksih/QBM/2016/3/17/1572543046041600/1572543052324864/STEM/08af1d2ec4ea4829b81dc7e165adc7ab.png)
![](https://img.xkw.com/dksih/QBM/2016/3/17/1572543046041600/1572543052324864/STEM/4de21fc7ce8f44efa5554c0bed77d8f0.png)
![](https://img.xkw.com/dksih/QBM/2016/3/17/1572543046041600/1572543052324864/STEM/18f61b5630b94af1b93a1833fd700b55.png)
![](https://img.xkw.com/dksih/QBM/2016/3/17/1572543046041600/1572543052324864/STEM/fd05f884df05489490a0b9edb64a8807.png)
![](https://img.xkw.com/dksih/QBM/2016/3/17/1572543046041600/1572543052324864/STEM/7939c629bcfd419486bcec74f5e38ddf.png)
![](https://img.xkw.com/dksih/QBM/2016/3/17/1572543046041600/1572543052324864/STEM/4ae20d28a42c48eb92044f66ba1309bb.png)
您最近一年使用:0次
2016-12-04更新
|
573次组卷
|
5卷引用:2010-2011学年山东省临沂第一中学高二上学期学业水平测试数学试卷
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