名校
解题方法
1 . 已知椭圆
的右焦点与双曲线
的一个焦点的连线与
的一条渐近线平行,设C的离心率为e,则( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b836d2b043c465ccb0207ad6ca78b1c4.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/09609da2bc1fdfe8a8777687939d3824.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b4c8a9c4957431681ddfc77895a88508.png)
A.![]() | B.![]() |
C.![]() | D.![]() |
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名校
解题方法
2 . 已知直线
与双曲线
交于
两点,
为
的中点,
为坐标原点,若直线
的斜率小于
,则双曲线
的离心率可能为( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/295407c20a8cfa47dfbdf3702e6bb753.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/83bf4fd84818abac17a9d21237ac5ce5.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7789a500686c7a73770404ead6af0590.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/dad2a36927223bd70f426ba06aea4b45.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/411461db15ee8086332c531e086c40c7.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1dde8112e8eb968fd042418dd632759e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/abd13974aebe38eb2a1d744a01ea5aa5.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/29418e5014731850c55565b6bf47aa41.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c5db41a1f31d6baee7c69990811edb9f.png)
A.2 | B.3 | C.![]() | D.![]() |
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解题方法
3 . 双曲线C:
(
,
)的左、右焦点分别为
,
,点P为C的左支上任意一点,直线l:
,
,垂足为Q.当
的最小值为3时,
的中点在双曲线C上,则( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/19f3fa0b40fb0d9b8c62e37316ab3b04.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/94440d3e4c073f94f2b266ff99d50e74.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/67ca5fd57c2c2fcc3c7a574fdd1467d9.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/0ac89d45e79b10741d93a9443c70adde.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a5b9d83969b6a8e27e57ab71b34e2b81.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f65de389588f0e9ec07f0b7f4d444ff7.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0064b3966f15d9b1754c251514b15909.png)
A.C的方程![]() | B.C的离心率为![]() |
C.C的渐近线方程为![]() | D.C的方程为![]() |
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4 . 已知
为双曲线C:
的左、右焦点,过
的直线交双曲线C右支于P,Q两点,则下列叙述正确的是( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/40f98254a6193566587a70c7d95fdabf.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/43a218602e8e3a52f74f760059aa7014.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a3fb78c5f885034612c0e030b920143d.png)
A.若![]() ![]() ![]() | B.弦![]() ![]() |
C.点P到两渐近线的距离之积为![]() | D.点P与直线![]() |
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解题方法
5 . 如图,已知双曲线
:
(
,
)的右焦点为
,点
是双曲线
的渐近线上的一点,点
是双曲线
左支上的一点.若四边形
是一个平行四边形,且
,则双曲线
的离心率是( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c5db41a1f31d6baee7c69990811edb9f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/19f3fa0b40fb0d9b8c62e37316ab3b04.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/94440d3e4c073f94f2b266ff99d50e74.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/67ca5fd57c2c2fcc3c7a574fdd1467d9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a0ed1ec316bc54c37c4286c208f55667.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/dad2a36927223bd70f426ba06aea4b45.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c5db41a1f31d6baee7c69990811edb9f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ac047e91852b91af639feec23a9598b2.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c5db41a1f31d6baee7c69990811edb9f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a59d3ce9c6d9bfdecb912e2ae6acaf3a.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/50911ffe6be250ebf22e7b2e432a8645.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c5db41a1f31d6baee7c69990811edb9f.png)
A.![]() | B.2 | C.![]() | D.3 |
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6 . 将双曲线
绕原点逆时针旋转45°后,能得到反比例函数
的图象(其渐近线分别为
轴和
轴),所以我们也称反比例函数
的图象为双曲线.同样“对勾函数”
也能由双曲线的图象绕原点旋转得到,则此“对勾函数”所对应的双曲线的实轴长为( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/28bf5b6dc0c77f6415940756380933f7.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0f42b2a9736c8943106472a7398d2892.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/81dea63b8ce3e51adf66cf7b9982a248.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d053b14c8588eee2acbbe44fc37a6886.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0f42b2a9736c8943106472a7398d2892.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/956577886d0f469e56678b40a6234e28.png)
A.![]() | B.4 | C.![]() | D.![]() |
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7 . 设椭圆
与双曲线
(其中
)的离心率分别为
,
,且直线
与双曲线的左、右两支各交于一点,下列结论正确的有( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1d7aea48c44781a844b5c19191f70f61.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/19f3fa0b40fb0d9b8c62e37316ab3b04.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5a0c4c098615c6bc7e6dcf72e5b5201a.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d33558881906c228c262ff8024dcfc4a.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a33a99190a8fd29c36d5a002e3197cc5.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0a560f37921b2fd014c60c4f5b5266d0.png)
A.![]() ![]() | B.![]() ![]() |
C.![]() ![]() | D.![]() ![]() |
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解题方法
8 . 双曲线
的两条渐近线夹角为______ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/df684fa9bc320a47a20dc81cc7249761.png)
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9 . 某研究性学习小组发现,由双曲线
的两渐近线所成的角可求离心率
的大小,联想到反比例函数
的图象也是双曲线,据此可进一步推断双曲线
的离心率![](https://staticzujuan.xkw.com/quesimg/Upload/formula/47ce2b47812fce4b17fd813d0e4cce21.png)
______ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/83bf4fd84818abac17a9d21237ac5ce5.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/168b3e4b1d6f04226fa2687a72a268b4.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2d49d34012ddf68fb981eb4975ac99b9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a90678a404b0c5a139c5ed8a51be1b62.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/47ce2b47812fce4b17fd813d0e4cce21.png)
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10 . 若圆M:
与双曲线C:
的渐近线相切,则
( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/68d3395dc6b3d37b2aea77240117076f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4e1fa37c4c826b5dcfebe86ab6177906.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a6c57bbef89a37f1a3808c0ceeac0c22.png)
A.1 | B.2 | C.![]() | D.![]() |
您最近一年使用:0次
2024-04-23更新
|
347次组卷
|
2卷引用:吉林省部分名校(抚松县第一中学等)2023-2024学年高二下学期期中联考数学试卷