题目
题型:不详难度:来源:
![](http://img.shitiku.com.cn/uploads/allimg/20191026/20191026021743-53013.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191026/20191026021743-51737.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191026/20191026021743-89294.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191026/20191026021743-67377.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191026/20191026021744-76343.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191026/20191026021744-57440.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191026/20191026021744-94676.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191026/20191026021744-75796.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191026/20191026021744-69300.png)
答案
![](http://img.shitiku.com.cn/uploads/allimg/20191026/20191026021745-88027.png)
解析
![](http://img.shitiku.com.cn/uploads/allimg/20191026/20191026021745-40447.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191026/20191026021745-28353.png)
核心考点
举一反三
![](http://img.shitiku.com.cn/uploads/allimg/20191026/20191026021725-78959.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191026/20191026021725-93934.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191026/20191026021725-47442.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191026/20191026021725-38497.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191026/20191026021726-19807.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191026/20191026021726-17048.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191026/20191026021726-73503.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191026/20191026021725-38497.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191026/20191026021726-19807.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191026/20191026021726-44983.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191026/20191026021727-32695.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191026/20191026021727-37556.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191026/20191026021727-46768.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191026/20191026021727-32976.png)
(Ⅰ)求椭圆
![](http://img.shitiku.com.cn/uploads/allimg/20191026/20191026021727-96261.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191026/20191026021726-17048.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191026/20191026021726-73503.png)
(Ⅱ)若动直线
![](http://img.shitiku.com.cn/uploads/allimg/20191026/20191026021728-17194.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191026/20191026021728-92176.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191026/20191026021727-96261.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191026/20191026021728-82963.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191026/20191026021728-20735.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191026/20191026021729-50442.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191026/20191026021729-52174.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191026/20191026021730-35968.jpg)
![](http://img.shitiku.com.cn/uploads/allimg/20191026/20191026021713-91528.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191026/20191026021713-32538.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191026/20191026021713-91528.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191026/20191026021714-76175.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191026/20191026021714-27530.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191026/20191026021714-43516.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191026/20191026021714-83136.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191026/20191026021714-46546.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191026/20191026021715-46319.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191026/20191026021715-18120.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191026/20191026021715-58630.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191026/20191026021715-41939.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191026/20191026021715-19026.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191026/20191026021715-46319.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191026/20191026021716-86307.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191026/20191026021716-87016.png)
(I)求曲线
![](http://img.shitiku.com.cn/uploads/allimg/20191026/20191026021715-46319.png)
(II)试证明:在
![](http://img.shitiku.com.cn/uploads/allimg/20191026/20191026021714-76175.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191026/20191026021716-61516.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191026/20191026021716-31612.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191026/20191026021714-76175.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191026/20191026021703-24364.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191026/20191026021703-34605.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191026/20191026021703-68145.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191026/20191026021703-37298.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191026/20191026021703-99453.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191026/20191026021704-21859.png)
(1)若
![](http://img.shitiku.com.cn/uploads/allimg/20191026/20191026021704-93351.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191026/20191026021704-64650.png)
(2)求
![](http://img.shitiku.com.cn/uploads/allimg/20191026/20191026021704-59052.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191026/20191026021704-18880.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191026/20191026021652-43767.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191026/20191026021652-83069.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191026/20191026021652-39244.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191026/20191026021652-25976.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191026/20191026021652-66572.png)
(1)求曲线
![](http://img.shitiku.com.cn/uploads/allimg/20191026/20191026021652-43767.png)
(2)若过点
![](http://img.shitiku.com.cn/uploads/allimg/20191026/20191026021652-33385.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191026/20191026021653-84834.png)
(3)以曲线
![](http://img.shitiku.com.cn/uploads/allimg/20191026/20191026021652-43767.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191026/20191026021653-67637.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191026/20191026021653-67637.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191026/20191026021653-36537.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191026/20191026021653-67637.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191026/20191026021652-43767.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191026/20191026021653-62816.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191026/20191026021653-71260.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191026/20191026021653-10934.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191026/20191026021653-67637.png)
在平面直角坐标系中,已知
![](http://img.shitiku.com.cn/uploads/allimg/20191026/20191026021626-91436.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191026/20191026021626-74672.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191026/20191026021626-10442.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191026/20191026021627-73735.png)
(1)求
![](http://img.shitiku.com.cn/uploads/allimg/20191026/20191026021627-40839.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191026/20191026021627-40839.png)
(2)当
![](http://img.shitiku.com.cn/uploads/allimg/20191026/20191026021627-65333.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191026/20191026021627-41309.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191026/20191026021627-40839.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191026/20191026021627-69391.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191026/20191026021628-59127.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191026/20191026021628-17159.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191026/20191026021628-99024.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191026/20191026021628-49575.png)
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