名校
解题方法
1 . 若抛物线
上的点
到其焦点
的距离为3,则![](https://staticzujuan.xkw.com/quesimg/Upload/formula/380bbacf854e30e2e747fc286d2b9997.png)
__________ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/745de5ef1fd897d16e37464172d5e8c9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9bec550c01b4f075f22ab67f5e55ed5d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a0ed1ec316bc54c37c4286c208f55667.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/380bbacf854e30e2e747fc286d2b9997.png)
您最近一年使用:0次
2023-11-21更新
|
800次组卷
|
14卷引用:广西钦州市2022-2023学年高二上学期期末考试数学试题
广西钦州市2022-2023学年高二上学期期末考试数学试题北京市房山区2023届高三上学期8月开学测数学试题(已下线)北京市房山区2023届高三上学期八月入学考试数学试题浙江省温州市乐清市知临中学2022-2023学年高二上学期11月期中数学试题北京市第八十中学2023届高三上学期12月期末数学模拟试题(已下线)10.5 抛物线(精讲)(已下线)数学(北京B卷)陕西省榆林市2022-2023学年高二上学期期末教学质量过程性评价理科数学试题陕西省榆林市2022-2023学年高二上学期期末教学质量过程性评价文科数学试题江西省南昌市第十中学2023-2024学年高二上学期期中考试数学试题四川省遂宁市射洪中学校2023-2024学年高二上学期第三次学月考试数学试题四川省攀枝花市普通高中2023-2024学年高二上学期教学质量监测数学试题卷四川省广元市川师大万达中学2023-2024学年高二下学期入学考试数学试题(已下线)2.4.1 抛物线的标准方程(十四大题型)(分层练习)-2023-2024学年高二数学同步精品课堂(沪教版2020选择性必修第一册)
2 . 已知双曲线
离心率为
,左、右焦点分别为
,点
在双曲线
的右支上,
(
为坐标原点).写出“直线
与
的左支有交点”的
一个值________ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/eec053f40802aa99a5e4c02f2f0b3fcf.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/168b3e4b1d6f04226fa2687a72a268b4.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/40f98254a6193566587a70c7d95fdabf.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/ea0eca9162902e3fb14fdc3640961297.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1dde8112e8eb968fd042418dd632759e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0739793f234f8e86adc6177801ae7295.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c5db41a1f31d6baee7c69990811edb9f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/168b3e4b1d6f04226fa2687a72a268b4.png)
您最近一年使用:0次
3 . 已知椭圆
的左、右焦点分别为
,
,点
椭圆
上,且
,则![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e203545563ef6c33968cd9fab532638e.png)
________ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/71db72c8ea24d186d666b8986b717f10.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/dad2a36927223bd70f426ba06aea4b45.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c5db41a1f31d6baee7c69990811edb9f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b606562b6515b13dc022d5a6db5b00c4.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e203545563ef6c33968cd9fab532638e.png)
您最近一年使用:0次
2023-04-05更新
|
582次组卷
|
2卷引用:广西钦州市第十六中学2022-2023学年高二上学期10月份月考数学试题
名校
解题方法
4 . 如图所示,已知双曲线
:
的右焦点为
,双曲线
的右支上一点
,它关于原点
的对称点为
,满足
,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/3040b6c904477030ecf8ba20b2b18759.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a0ed1ec316bc54c37c4286c208f55667.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c5db41a1f31d6baee7c69990811edb9f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5963abe8f421bd99a2aaa94831a951e9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1dde8112e8eb968fd042418dd632759e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7f9e8449aad35c5d840a3395ea86df6d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3334308760163eebfb7fcf1c92cfe604.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c1584b2113456692cd84ef04aceba3ad.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c5db41a1f31d6baee7c69990811edb9f.png)
您最近一年使用:0次
2022-11-01更新
|
2031次组卷
|
9卷引用:广西玉林市博白县第四中学(博白县中学书香校区)2022-2023学年高二上学期12月段考数学试题
名校
解题方法
5 . 已知双曲线![](https://staticzujuan.xkw.com/quesimg/Upload/formula/19f3fa0b40fb0d9b8c62e37316ab3b04.png)
,
是左焦点,圆
与双曲线左支的一个交点是
,若直线
与双曲线右支有交点,则双曲线的离心率的取值范围是__________ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/19f3fa0b40fb0d9b8c62e37316ab3b04.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d26d3f9d8344e1c727fbbed5421daaa2.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5076829e649b3f3866d4a7e07a5713e4.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/26edd7d076460e7aa7e8f319cb2be370.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/dad2a36927223bd70f426ba06aea4b45.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9ac86e1c253297a377e14fb9a1689be8.png)
您最近一年使用:0次
解题方法
6 . 已知椭圆
的左、右焦点分别是
,
.过
作圆
的切线与椭圆C交于点P,切点为M.若
,则椭圆C的离心率为________ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/851a5d6ec23256f9b4a9e98aa92945fe.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/f5076289823db419f94e9c0c8f4aafd9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/59b881b048b1a0e323593df274e41067.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/25403674b312fa8627b3ce7853918860.png)
您最近一年使用:0次
2023-02-18更新
|
558次组卷
|
4卷引用:广西玉林市部分校2023届高三上学期12月月考数学(文)试题
2023高三·全国·专题练习
解题方法
7 . 已知函数
在点
处的切线方程为
,则![](https://staticzujuan.xkw.com/quesimg/Upload/formula/207b44bfa3d6f608d648d1bde7b89e20.png)
_______ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/029284c0d1800ea0d62cd56f9dfcefec.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5828873f8369183faf71181cda5b61d2.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/017ebcd839f65312db83ca09d42b14b6.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/207b44bfa3d6f608d648d1bde7b89e20.png)
您最近一年使用:0次
2022-08-31更新
|
412次组卷
|
3卷引用:广西柳州高级中学、南宁市第二中学2023届高三上学期9月联考数学(文)试题
8 . 给出下列命题:①“
”是“
”的充分不必要条件;②设
,
,若
,则实数
的取值范围为
;③若
,则
;④存在
,
,使
;⑤若命题
:对任意的
,函数
的单调递减区间为
,命题
:存在
,使
,则命题“
且
”是真命题.其中真命题的序号为______ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/707ea658f3a9359f5740d5aab48f7948.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d2053e1f50472a9fed67d4c84d9cb938.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/eafac451fc3d22d2bb1440fe5ed2e67b.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/23ea57cacdc4afffa350a44d0172e48f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/dea9a4259cca10c1f5af28e621ebafd6.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/36a1b09c653185842513e24ebba60bb3.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7a9e66b73038b6279d204a47a78902ad.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f81870ba62e458c9adb1d03fe3413366.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0fde64f4d3c38e43fbdee24eadc4b0dd.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/81dea63b8ce3e51adf66cf7b9982a248.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f370a1d4dd341e5ab1774a66c66c1204.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1b18fd99b9cf551fe9b6c20712b43690.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/dad2a36927223bd70f426ba06aea4b45.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/eb63478132d4c1fef3c17e591919da83.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/513476ba76545dc22a28ab04d408600c.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c19ae495b3d5fc27baf432bb1673353e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9aa8a716a31b0f51b70fdf9bdb257909.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/eb63478132d4c1fef3c17e591919da83.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/97d62778cf443743b33383960b106f29.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b1010846eeec6c9da29640f5aa3f8738.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9aa8a716a31b0f51b70fdf9bdb257909.png)
您最近一年使用:0次
解题方法
9 . 若椭圆
的离心率为
,则m的值为______ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/deea99d187b1deca6f000c9047d7eef6.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f89eef3148f2d4d09379767b4af69132.png)
您最近一年使用:0次
解题方法
10 . 若
,![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d053b14c8588eee2acbbe44fc37a6886.png)
,满足
,
,则实数
的取值范围为_________ .
![](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/394ce388256ed04545ec83d7b740cc2f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1201cd7ab676d072ea4631c4b49281f8.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f240cccaf24af8a796abb95cb42be52e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e81e59019989b7dc2fb59b037ef6e010.png)
您最近一年使用:0次