已知双曲线
的左焦点
、右焦点
分别为双曲线
的左、右顶点,过
的直线分别交双曲线
的左、右两支于点
,交双曲线
的右支于点
(与
不重合),
关于
的一条渐近线的对称点为
,且
与
的周长之差为2,则下列说法正确的是( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/87e09a56c608e418a5128f3eb32940e6.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f5076289823db419f94e9c0c8f4aafd9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a3fb78c5f885034612c0e030b920143d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b80c87c91534b4adc427105595670200.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f5076289823db419f94e9c0c8f4aafd9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b1241216f3c1cb5e73043dd1037f556d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/01c74a907dda6bb7d9d56d009d9df253.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/23f3ffe7abc59e2f65d827c8eab8d36a.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ac047e91852b91af639feec23a9598b2.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a3fb78c5f885034612c0e030b920143d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a3fb78c5f885034612c0e030b920143d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b1241216f3c1cb5e73043dd1037f556d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/dad2a36927223bd70f426ba06aea4b45.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/47444b5fbc4252516d54263062e47c81.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e5eb2485f90dbfd0dfd6e7d179a856f5.png)
A.双曲线![]() |
B.![]() ![]() |
C.过点![]() ![]() ![]() ![]() |
D.若直线![]() ![]() ![]() ![]() |
2024高三·全国·专题练习 查看更多[2]
更新时间:2024-05-30 19:22:13
|
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【推荐1】知圆O的半径为1,点A是圆O所在平面上的任意一点,点P是圆O上的任意一点,线段AP的垂直平分线交半径OP所在的直线于点M.当点P在圆上运动时,则下列说法中正确的是( )
A.当点A与点O重合时,动点M的轨迹是一个圆 |
B.当点A在圆内且不同于点O时,动点M的轨迹是椭圆,且该椭圆的离心率e随着![]() |
C.当点A在圆上且不同于点P时,动点M的轨迹不存在 |
D.当点A在圆外时,动点M的轨迹是双曲线,且该双曲线的离心率e随着![]() |
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【推荐2】已知
为坐标原点,
分别为双曲线
的左、右焦点,点
在
的右支上.若
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的离心率可能是( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1dde8112e8eb968fd042418dd632759e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4d2a97987f71835f519b462f5b8f5957.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8a2cfa22139b3e9c9a73500e1ba19f52.png)
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A.![]() | B.![]() | C.![]() | D.![]() |
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【推荐1】已知动点P与定点
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![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b11449658adfc07dcf4fc0b25e7ed7c9.png)
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A.动点P的轨迹方程为![]() |
B.![]() |
C.直线![]() |
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【推荐2】已知双曲线
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A.![]() | B.E的离心率是![]() |
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【推荐1】已知
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分别为双曲线
的左右焦点,且
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,
成等比数列(
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为双曲线右支上的点,点
为
的内心.若
成立,则下列结论正确的是( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f5076289823db419f94e9c0c8f4aafd9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a3fb78c5f885034612c0e030b920143d.png)
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A.当![]() ![]() | B.离心率![]() |
C.![]() | D.点![]() ![]() |
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【推荐2】已知双曲线
的上、下焦点分别为
,
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![](https://staticzujuan.xkw.com/quesimg/Upload/formula/585a15541ede1b3226dc73295ea031cd.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f5076289823db419f94e9c0c8f4aafd9.png)
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A.双曲线C的离心率为![]() |
B.![]() |
C.![]() ![]() |
D.若![]() |
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