题目
题型:不详难度:来源:
![](http://img.shitiku.com.cn/uploads/allimg/20191023/20191023162405-48557.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191023/20191023162405-73996.png)
A.![]() | B.![]() |
C.![]() | D.![]() |
答案
解析
![](http://img.shitiku.com.cn/uploads/allimg/20191023/20191023162407-61863.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191023/20191023162405-73996.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191023/20191023162407-92433.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191023/20191023162407-27237.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191023/20191023162408-13615.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191023/20191023162407-73905.png)
核心考点
举一反三
![](http://img.shitiku.com.cn/uploads/allimg/20191023/20191023162357-54163.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191023/20191023162357-67409.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191023/20191023162357-60995.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191023/20191023162358-25296.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191023/20191023162358-25296.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191023/20191023162358-91987.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191023/20191023162358-17727.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191023/20191023162358-38857.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191023/20191023162359-64672.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191023/20191023162359-46721.png)
A.![]() | B.![]() | C.1 | D.![]() |
已知点
![](http://img.shitiku.com.cn/uploads/allimg/20191023/20191023162344-15321.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191023/20191023162344-62757.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191023/20191023162344-15321.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191023/20191023162345-41083.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191023/20191023162345-79733.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191023/20191023162345-74900.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191023/20191023162345-88269.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191023/20191023162346-70061.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191023/20191023162346-45398.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191023/20191023162346-10385.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191023/20191023162346-11199.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191023/20191023162347-42752.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191023/20191023162347-90533.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191023/20191023162346-45398.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191023/20191023162347-22292.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191023/20191023162347-85523.png)
(I)求曲线
![](http://img.shitiku.com.cn/uploads/allimg/20191023/20191023162346-45398.png)
(II)试证明:在
![](http://img.shitiku.com.cn/uploads/allimg/20191023/20191023162345-41083.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191023/20191023162347-27117.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191023/20191023162348-79870.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191023/20191023162345-41083.png)
已知椭圆C:
![](http://img.shitiku.com.cn/uploads/allimg/20191023/20191023162332-95221.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191023/20191023162332-33644.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191023/20191023162332-33644.png)
(1) 求椭圆C的方程;
(2) 若过点M(2,0)的直线与椭圆C相交于A,B两点,设P点在直线
![](http://img.shitiku.com.cn/uploads/allimg/20191023/20191023162333-21534.png)
上,且满足
![](http://img.shitiku.com.cn/uploads/allimg/20191023/20191023162333-59545.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191023/20191023162327-65253.png)
A.![]() | B.![]() | C.![]() | D.![]() |
![](http://img.shitiku.com.cn/uploads/allimg/20191023/20191023162321-28159.png)
的轨迹方程是( )
(A)
![](http://img.shitiku.com.cn/uploads/allimg/20191023/20191023162321-34911.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191023/20191023162322-99879.png)
(C)
![](http://img.shitiku.com.cn/uploads/allimg/20191023/20191023162322-40093.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191023/20191023162322-92549.png)
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