名校
解题方法
1 . 已知双曲线
的左、右焦点为
,
,过
的直线交双曲线左支于点
和
,若
,且
的周长为
,则
的渐近线方程为( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/913daaf3705e01494fd23d40556f3c54.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/5963abe8f421bd99a2aaa94831a951e9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7f9e8449aad35c5d840a3395ea86df6d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7c3446fcf02cb40d94d9071c4ef9372d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e5eb2485f90dbfd0dfd6e7d179a856f5.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d9dc632291746476f0103c114cf08331.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c5db41a1f31d6baee7c69990811edb9f.png)
A.![]() | B.![]() |
C.![]() | D.![]() |
您最近一年使用:0次
2021-05-31更新
|
419次组卷
|
5卷引用:河南省安阳市2021届高三三模拟考试理科数学试题
名校
解题方法
2 . 设
,
分别为双曲线
的左、右焦点.若
为
右支上的一点,且
为线段
的中点,
,
,则双曲线
的离心率为( )
![](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/83bf4fd84818abac17a9d21237ac5ce5.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/da01a3abe1c9dc4e6283afa0dc1a0d39.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c6b63995d0870ef0959deda847ffe7ec.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/207f645a6b41b5eb6fa342d47a380ce6.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c5db41a1f31d6baee7c69990811edb9f.png)
A.![]() | B.![]() | C.![]() | D.![]() |
您最近一年使用:0次
2021-05-28更新
|
559次组卷
|
6卷引用:河南省顶尖名校2020-2021学年高二下学期5月联考文科数学试卷
河南省顶尖名校2020-2021学年高二下学期5月联考文科数学试卷河南省顶尖名校2020-2021学年高二下学期5月联考理科数学试卷(已下线)3.2双曲线-【优质课堂】2021-2022学年高二数学同步课时优练测(人教A版2019选择性必修第一册)云南省昆明市嵩明县2021-2022学年高二下学期期中考试数学试题新疆生产建设兵团第二师八一中学2021-2022学年高二下学期期末考试数学(理)试题(已下线)专题7-3圆锥曲线离心率归类-1
解题方法
3 . 已知函数
在
上可导且函数
的图象在
处的切线斜率为1,其导函数
满足
,现有下述四个结论①
;②
;③
;④函数
至少有1个零点.其中所有正确结论的编号是( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/942c2141d01bde6b48210c56a17fc75e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a43b2faa4f81f32d94612dce724e772b.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/942c2141d01bde6b48210c56a17fc75e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9b384412acba251d87902ab928902f16.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/724340d69477c0ec2418c392b22b1cab.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b8e3864e4b8f6adc00e7dc42729cbc79.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/249a976e88133f3b3733f09137cf5c42.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/70dfd3b70aab0849a459a241d904aa73.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/42b9cb1e3c494945650460067878e268.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/09f86f37ec8e15846bd731ab4fcdbacd.png)
A.①③④ | B.②③ | C.①④ | D.①③ |
您最近一年使用:0次
2021-05-23更新
|
379次组卷
|
4卷引用:河南省2021届高三仿真模拟考试数学(文科)试题
解题方法
4 . 已知向量
,
,函数
,且当
时,
单调递增,则实数
的最小值为( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f07f8a6ddbffa54073d284369bd84a26.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/be45bc9fa1a1d39470e46b7d94a0c84a.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c483ed9736558272bae23d098602846d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/bb48434bdcafb5e084fc0b6396cb9469.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/09f86f37ec8e15846bd731ab4fcdbacd.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/294f5ba74cdf695fc9a8a8e52f421328.png)
A.3 | B.![]() | C.2 | D.![]() |
您最近一年使用:0次
5 . 已知点
是抛物线
上一点,
为坐标原点,若以点
为圆心,
的长为半径的圆交抛物线
于
两点,且
为等边三角形,则
的值是( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5963abe8f421bd99a2aaa94831a951e9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5bf92a1ba410263d4f68b7e0432b19aa.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1dde8112e8eb968fd042418dd632759e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/837f2ba6ad693807bb817c872d7286aa.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c388f1f7160d3397610633dfde015fa0.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c5db41a1f31d6baee7c69990811edb9f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/01c74a907dda6bb7d9d56d009d9df253.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e2b83beedb3438153e6f728545fe3e03.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b1010846eeec6c9da29640f5aa3f8738.png)
A.![]() | B.2 | C.6 | D.![]() |
您最近一年使用:0次
6 . 设函数
,若曲线
在
处的切线斜率为
,则曲线
在
处的切线方程为( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a384f05cdbf55428cc4328611326a2d0.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/09f86f37ec8e15846bd731ab4fcdbacd.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5828873f8369183faf71181cda5b61d2.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8fee5711413ae8028d802787870e467d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/09f86f37ec8e15846bd731ab4fcdbacd.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5828873f8369183faf71181cda5b61d2.png)
A.![]() | B.![]() |
C.![]() | D.![]() |
您最近一年使用:0次
名校
解题方法
7 . 已知
,不等式
对任意的
恒成立,则实数
的取值范围为_____ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/94440d3e4c073f94f2b266ff99d50e74.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c3a3c3b9b5390b724ae74f46029d6111.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/966b60302d80d8613675bb3dd5c03164.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0a6936d370d6a238a608ca56f87198de.png)
您最近一年使用:0次
2021-05-16更新
|
566次组卷
|
3卷引用:河南省郑州市2021届高三二模数学(理科)试题
名校
8 . 函数
的图象在点
处的切线方程为_____ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5da3edfd2b08eb23b41c02580d7b9424.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/68c6b6a11760d0724b0b60e55970e229.png)
您最近一年使用:0次
2021-05-16更新
|
614次组卷
|
2卷引用:河南省郑州市2021届高三二模数学(理科)试题
9 . 设双曲线
的左、右焦点分别为
,过右顶点
的直线与右支交于不同于点A的另一点P,若
,则该双曲线的离心率是( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3040b6c904477030ecf8ba20b2b18759.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/122ba80be450e578bef55b932232e884.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6c240561788bc63f41a6703219fb66d9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/766fdc664e02a54c11add3751008ff7c.png)
A.2 | B.![]() | C.3 | D.4 |
您最近一年使用:0次
2021-05-13更新
|
369次组卷
|
3卷引用:河南省鹤壁市2021届高三一模数学(文)试题
10 . 已知点
在曲线
上移动,设点
处切线的倾斜角为
,则角
的取值范围是___________ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/dad2a36927223bd70f426ba06aea4b45.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6d0660d4864c16652a6b27337462b3f1.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/dad2a36927223bd70f426ba06aea4b45.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e170f206fdbbd834aad7580c727e2cc6.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e170f206fdbbd834aad7580c727e2cc6.png)
您最近一年使用:0次