名校
1 . 已知集合
,集合
{
方程
表示圆锥曲线C}
(1)若圆锥曲线C表示焦点在x轴上的椭圆,求实数a的取值范围;
(2)若圆锥曲线C表示双曲线,且A是B的充分不必要条件,求实数a的取值范围.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/24ae3e5cc047e7e0fcd29b6910c61e1d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b1f9fabbbe61a759e52ec975215e2e7c.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b487d9828ce2db1c181c64a535781e97.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/bb99c898f83eb560327fd6c29002ef1f.png)
(1)若圆锥曲线C表示焦点在x轴上的椭圆,求实数a的取值范围;
(2)若圆锥曲线C表示双曲线,且A是B的充分不必要条件,求实数a的取值范围.
您最近一年使用:0次
2020-12-01更新
|
831次组卷
|
4卷引用:江苏省泰州中学2020-2021学年高二上学期期中数学试题
江苏省泰州中学2020-2021学年高二上学期期中数学试题江苏省南通市通州高级中学2020-2021学年高二上学期第二次学分认定考试数学试题湖南省邵阳市邵东创新实验学校2020-2021学年高二上学期期末数学试题(已下线)专题03 《圆锥曲线与方程》中的易错题(1)-2021-2022学年高二数学同步培优训练系列(苏教版2019选择性必修第一册)
名校
2 . 已知
:实数
使得焦点在
轴上的椭圆
的离心率
.
(1)求实数
的取值范围;
(2)若
,
是q的充分不必要条件,求实数t的取值范围.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b1010846eeec6c9da29640f5aa3f8738.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/294f5ba74cdf695fc9a8a8e52f421328.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/81dea63b8ce3e51adf66cf7b9982a248.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3f2f4e27d0b5e39a967035a75215dce3.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/33edfdc5a31670c582014588f7782361.png)
(1)求实数
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/294f5ba74cdf695fc9a8a8e52f421328.png)
(2)若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/56c202ed4b20be0fb849cb9b1a8c3525.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b1010846eeec6c9da29640f5aa3f8738.png)
您最近一年使用:0次
名校
3 . 设命题
:实数
满足
;命题
:实数
满足
.
(1)若
,且
为真,
为假,求实数
的取值范围;
(2)若
,且
是
的充分不必要条件,求实数
的取值范围.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b1010846eeec6c9da29640f5aa3f8738.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/81dea63b8ce3e51adf66cf7b9982a248.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/31258d10094caa741faae987c26c4d68.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9aa8a716a31b0f51b70fdf9bdb257909.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/81dea63b8ce3e51adf66cf7b9982a248.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9921de84514e9b4f77068eb1911ca0ee.png)
(1)若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/cf0086b054ef120408acac806a1b1318.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b1010846eeec6c9da29640f5aa3f8738.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9aa8a716a31b0f51b70fdf9bdb257909.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/81dea63b8ce3e51adf66cf7b9982a248.png)
(2)若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/58b140e221ddf537b8964fff8557cca0.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9aa8a716a31b0f51b70fdf9bdb257909.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b1010846eeec6c9da29640f5aa3f8738.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/294f5ba74cdf695fc9a8a8e52f421328.png)
您最近一年使用:0次
名校
4 . 已知集合
,
,
.
(1)若命题p:“
,都有
”为真命题,求实数a的取值集合;
(2)若
,且“
”是“
”的必要条件,求实数m的取值集合.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/97927627b6890964c516f02dc34ed2f5.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a6dbbbb35dfdfd2b02135a7a65f577bc.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/be30f6487b6b855a37b6e35b0ac2f289.png)
(1)若命题p:“
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/728ca24844243ea9185f6f79c773145b.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6ed006b944ea64f970fee46e2f558467.png)
(2)若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/56c390fce75f3ab780eee1c36ea4a50c.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6ed006b944ea64f970fee46e2f558467.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b3eb5935678e432e6f1f3180bfdb3175.png)
您最近一年使用:0次
名校
5 . 设条件
实数
满足
;条件
实数
满足
,且命题“若
,则
”为真命题,求实数
的取值范围.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/51441c8788ff11be766766227793246d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/81dea63b8ce3e51adf66cf7b9982a248.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/18ddaad8d2a3615c32744229e62bce53.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ce20ef9c08e82df8c7f45bac6dd31d36.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/81dea63b8ce3e51adf66cf7b9982a248.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ce7cfa6370ad093009c79a36519e95e8.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b1010846eeec6c9da29640f5aa3f8738.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9aa8a716a31b0f51b70fdf9bdb257909.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0a6936d370d6a238a608ca56f87198de.png)
您最近一年使用:0次
20-21高二上·江苏南通·期中
名校
解题方法
6 . 已知
,p:方程
表示焦点在y轴上的椭圆;q:方程
表示双曲线.若p是q的充分不必要条件,求实数t的取值范围.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/17bda892497cea43df67db57b4e2a07a.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/223ed6c8eda383bca1463018c662e160.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e3ecfc2e40ccec562ac2b98a88770340.png)
您最近一年使用:0次
名校
7 . 已知
,条件
,条件
,若
是
的充分不必要条件,则实数
的取值不可能是( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/24a57996290794e082b21d8f1dfc322a.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d13825b838468f69e847bb91e681c082.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c4a4479d3faaa5de4341b1d2fe44d7b3.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b1010846eeec6c9da29640f5aa3f8738.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9aa8a716a31b0f51b70fdf9bdb257909.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0a6936d370d6a238a608ca56f87198de.png)
A.![]() | B.1 | C.2 | D.![]() |
您最近一年使用:0次
2020-11-28更新
|
1335次组卷
|
9卷引用:江苏省扬州市邗江区2020-2021学年高二上学期期中数学试题
江苏省扬州市邗江区2020-2021学年高二上学期期中数学试题(已下线)单元卷 常用逻辑用语(提高卷)-2020-2021学年高二数学课时同步练(苏教版选修1-1)(已下线)练习1+集合与常用逻辑用语-2020-2021学年【补习教材·寒假作业】高一数学(人教A版2019)吉林省长春市第二十九中学2020-2021学年高二上学期期末考试数学(文)试题(已下线)第1章 常用逻辑用语(提高卷)-2020-2021学年高二数学课时同步练(苏教版选修2-1)河南省濮阳市南乐县第一高级中学2021-2022学年高二下学期3月月考文科数学试题(已下线)1.4 充分条件与必要条件-2021-2022学年高一数学尖子生同步培优题典(人教A版2019必修第一册)(已下线)专题01 充分条件与必要条件-2021-2022学年高一《新题速递·数学》(人教A版2019)(已下线)专题01集合与常用逻辑用语
名校
8 . 知
,
.
(Ⅰ)若
为真命题,求实数
的取值范围;
(Ⅱ)若
为
成立的充分不必要条件,求实数
的取值范围.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/58d11558a974a8a51b79a07d2ce9dcb0.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ceeebb35618c8f2428fa4b779ff96ba1.png)
(Ⅰ)若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b1010846eeec6c9da29640f5aa3f8738.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/81dea63b8ce3e51adf66cf7b9982a248.png)
(Ⅱ)若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b1010846eeec6c9da29640f5aa3f8738.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9aa8a716a31b0f51b70fdf9bdb257909.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0a6936d370d6a238a608ca56f87198de.png)
您最近一年使用:0次
2020-11-28更新
|
959次组卷
|
4卷引用:浙江省温州十五校联合体2020-2021学年高二上学期期中联考数学试题
9 . 命题“
”是真命题的一个充分不必要条件是( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/07fe0a3a65c1312047d0500126da5a0f.png)
A.![]() | B.![]() | C.![]() | D.![]() |
您最近一年使用:0次
2020-11-28更新
|
784次组卷
|
5卷引用:江苏省徐州市九校2020-2021学年高一上学期期中联考数学试题
江苏省徐州市九校2020-2021学年高一上学期期中联考数学试题(已下线)练习6+常用逻辑用语-2020-2021学年【补习教材·寒假作业】高二数学(苏教版)(已下线)【新东方】双师70湖北省鄂州市第二中学2022-2023学年高三下学期2月月考数学试题江苏省宿迁北附同文实验学校2023-2024学年高一上学期9月月考数学试题
名校
10 . 已知
,
,其中
.
(1)若
,且
和
均为真命题,求实数
的取值范围;
(2)若
是
的充分不必要条件,求实数
的取值范围.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/618ba4860938e025a69c60eb19ca4896.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/bd7038abc4eddba2dc7337145a051d49.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/58b140e221ddf537b8964fff8557cca0.png)
(1)若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e94f16d5ed858699bfea5039a7bf8ae6.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b1010846eeec6c9da29640f5aa3f8738.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9aa8a716a31b0f51b70fdf9bdb257909.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/81dea63b8ce3e51adf66cf7b9982a248.png)
(2)若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b1010846eeec6c9da29640f5aa3f8738.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9aa8a716a31b0f51b70fdf9bdb257909.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/294f5ba74cdf695fc9a8a8e52f421328.png)
您最近一年使用:0次