1 . 已知集合
,
.
(1)当
时,求
;
(2)若
,求实数
的取值范围.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/514695943af235b19fff35bfa4b6f908.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c94c31ab65a3ac29d3edae26e4e2ed27.png)
(1)当
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d0db2c49919467a2e14540f2aabd05cb.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ebea24d514ef3ef72d422e1af928f3bc.png)
(2)若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/caf22d7d1a965bda25168a233fb6290c.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/294f5ba74cdf695fc9a8a8e52f421328.png)
您最近一年使用:0次
2017-12-05更新
|
628次组卷
|
4卷引用:新疆阿克苏市高级中学2018-2019学年高二下学期期末考试数学(文)试题
新疆阿克苏市高级中学2018-2019学年高二下学期期末考试数学(文)试题【校级联考】内蒙古赤峰市宁城县2017-2018学年高一上学期期末考试数学试题江苏省南京师范大学连云港华杰实验学校2017-2018学年高一上学期期中考试数学试题(已下线)黄金30题系列 高一年级数学(必修一+必修二) 大题易丢分
名校
解题方法
2 . 已知集合
,若
,且
,则
的取值范围是( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/43cdf5419e77ab930ca493e7d6d2865d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8314ee6804c6cc14250a90dbf52d3807.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a64daa5399cafb5a3a4d9b0c831cc815.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0a6936d370d6a238a608ca56f87198de.png)
A.![]() | B.![]() | C.![]() | D.![]() |
您最近一年使用:0次
2020-10-16更新
|
155次组卷
|
3卷引用:新疆昌吉教育共同体2020-2021学年高二下学期期末数学(文)试题
12-13高二上·广东揭阳·期末
3 . 已知函数
的定义域为
,
的定义域为
.
(1)求
.
(2)记
,若
是
的必要不充分条件,求实数
的取值范围.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/83a409d8f5d6b9035319690b09959c72.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5963abe8f421bd99a2aaa94831a951e9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/03af909da9eed1b40647706df5909111.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7f9e8449aad35c5d840a3395ea86df6d.png)
(1)求
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5963abe8f421bd99a2aaa94831a951e9.png)
(2)记
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/42f92adf41ae315465e3f68998bbd569.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/218c5309e534904dc6bf768074965239.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
解题方法
4 . 已知函数
的定义域为集合
,
.
(1)求集合
;
(2)若
,求
的取值范围.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f926c504c817402c3bf959d1dbf36b4d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5963abe8f421bd99a2aaa94831a951e9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c0d20770b88603f6b3175872f1418185.png)
(1)求集合
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5963abe8f421bd99a2aaa94831a951e9.png)
(2)若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c2ad78dc8b8aed907b4fe9640c997454.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0a6936d370d6a238a608ca56f87198de.png)
您最近一年使用:0次
2020-12-13更新
|
100次组卷
|
4卷引用:新疆维吾尔自治区喀什地区巴楚县第一中学2023-2024学年高一上学期1月期末数学试题
11-12高一上·江西宜春·期中
解题方法
5 . 已知全集
,
,
.
(1)若
,求
和
;
(2)若
,求实数
的取值范围.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/860ebb6f76cd3cb9a265dfc233002a13.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ebc986a335e7356e8cf478b6c2eef010.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a02b28ed252d6bd8a75ee57a3db2d9ac.png)
(1)若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0b550ee821ee1838384835e81fc34b67.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8fdbfa7a63fdf5717d40c8c9a73ec160.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b3744e71abf4b43e128eabea9181b712.png)
(2)若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/901e42fd7af6dbb3ac34bd1b3764a98f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0a6936d370d6a238a608ca56f87198de.png)
您最近一年使用:0次
2016-11-30更新
|
881次组卷
|
3卷引用:新疆乌鲁木齐市第三十六中学2022-2023学年高一上学期期末考试数学试题
新疆乌鲁木齐市第三十六中学2022-2023学年高一上学期期末考试数学试题(已下线)2011年江西省上高二中高一上学期期中考试数学试卷福建省厦门市新店中学2023-2024学年高一上学期期中考试数学试题