名校
1 . 已知
:
:
,且
是
的充分条件,则实数
的取值范围为__________ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e170f206fdbbd834aad7580c727e2cc6.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0658b64ca962f5a49bd83fd4f8e17a16.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4471522d6d5e515b058eb21827a3e62c.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e170f206fdbbd834aad7580c727e2cc6.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5b5858ee1ce52b251816757257a11c29.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/294f5ba74cdf695fc9a8a8e52f421328.png)
您最近一年使用:0次
2 . 已知
:
,
:
.
(1)若
为真,求
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/b1010846eeec6c9da29640f5aa3f8738.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/db84def74d904aafe42dfe39cc70ef3d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9aa8a716a31b0f51b70fdf9bdb257909.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/84f0573d17322360c2edf25ef4fffd02.png)
(1)若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7ffc1bb9d53a27d484396ad74d6a26e0.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/0a6936d370d6a238a608ca56f87198de.png)
您最近一年使用:0次
名校
3 . 设
若
是
的充分条件,则实数
的取值范围是_______ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c4ac214720e7f8e91f25bc0c666eb704.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e170f206fdbbd834aad7580c727e2cc6.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5b5858ee1ce52b251816757257a11c29.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/294f5ba74cdf695fc9a8a8e52f421328.png)
您最近一年使用:0次
2019-12-03更新
|
252次组卷
|
3卷引用:上海市上海师范大学附属中学2018-2019学年高三上学期10月月考数学试题
名校
4 . 设α:A={x|﹣1<x<1},β:B={x|b﹣a<x<b+a}.
(1)设a=2,若α是β的充分不必要条件,求实数b的取值范围;
(2)在什么条件下,可使α是β的必要不充分条件.
(1)设a=2,若α是β的充分不必要条件,求实数b的取值范围;
(2)在什么条件下,可使α是β的必要不充分条件.
您最近一年使用:0次
名校
5 . 已知集合
,
,若
是
的充分条件,则实数m的值为______
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/fae4d54a67aeffe27c67e81e5b4e76a9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b2d43473afd7d3ede6fe0c9b38b6fb0b.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6ed006b944ea64f970fee46e2f558467.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e23af61cd402b3789af2401bde9cbefe.png)
您最近一年使用:0次
2023高一·上海·专题练习
6 . (1)设
:
,
:
,若
是
的充分非必要条件,求实数a的取值范围;
(2)设集合
,集合
,若
,求实数a的取值范围.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e170f206fdbbd834aad7580c727e2cc6.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d0ae3b94fe231f4c4a419ded0b0f4be8.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5b5858ee1ce52b251816757257a11c29.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7acf2f39f1b37223842f9fde941faa4a.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e170f206fdbbd834aad7580c727e2cc6.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5b5858ee1ce52b251816757257a11c29.png)
(2)设集合
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/72633dc460b0cd90800fa69c5bcd6d38.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/23232636f70ab6a8b46bceec2b494119.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a502d6cf8ca4760f10817bf785886181.png)
您最近一年使用:0次
7 . 已知直线y=2x上一点P的横坐标为a,有两个点A(-1,1),B(3,3),那么使向量
与
夹角为钝角的一个充分不必要条件是( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d956b09c004ddf8bdf6669a8182e80ea.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d8e287cd7e75c3199af6f935492c947a.png)
A.-1<a<2 | B.0<a<1 | C.-![]() ![]() | D.0<a<2 |
您最近一年使用:0次
2018-06-26更新
|
317次组卷
|
2卷引用:沪教版(上海) 高三年级 新高考辅导与训练 第八章 向量 本章测试
2014·上海·二模
名校
8 . 集合
,若“
”是“
”的充分条件,则
的取值范围是
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/571f1e02c525aba78675951bdcbaa3b4.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/131246c1f6405698b23ebd457fa14b80.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/621c1d7db5e821ea084f124b879021ec.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2c94bb12cee76221e13f9ef955b0aab1.png)
A.![]() | B.![]() | C.![]() | D.![]() |
您最近一年使用:0次
2016-12-02更新
|
1291次组卷
|
4卷引用:2014届上海市十三校高三年级第二次联考理科数学试卷
(已下线)2014届上海市十三校高三年级第二次联考理科数学试卷(已下线)2014届上海市十三校高三年级第二次联考文科数学试卷上海市实验学校2017-2018学年高三下学期第六次4月月考数学试题上海实验学校2022届高三冲刺模拟4数学试题
9 . 已知
,
,若
是
的充分非必要条件,求实数
的取值范围.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2fa5db64d9813e21937f4027cc336d64.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/084dd0f8adbd8ee10126742a70d01b73.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e170f206fdbbd834aad7580c727e2cc6.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5b5858ee1ce52b251816757257a11c29.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/294f5ba74cdf695fc9a8a8e52f421328.png)
您最近一年使用:0次
名校
10 . 若“
”是“
”的充分非必要条件,则实数
的取值范围是________ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/200849ce71f53c0321506e27de437b8d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ff8bbcb7de75ab439155641ac29d12f0.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0a6936d370d6a238a608ca56f87198de.png)
您最近一年使用:0次
2019-12-03更新
|
243次组卷
|
2卷引用:上海市普陀区2019-2020学年高三上学期11月调研测试(0.5模)数学试题