1 . 已知集合
,
,
,则实数
的值为( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4772e7a414687e1d56e2e944c1ae1ba8.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0e0d76fd0448867f62ea5fce4fe97b6d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/96f1ba0a1129741502600e47bf058c98.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0a6936d370d6a238a608ca56f87198de.png)
A.1 | B.2 | C.1或2 | D.2或3 |
您最近一年使用:0次
名校
解题方法
2 . 设
,
为虚数单位.若集合
,且
,则![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a6c57bbef89a37f1a3808c0ceeac0c22.png)
__________ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/dcd9218a657b17654c5d757a6f7dee9a.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3a7035cd4adda5d72a9fc9f9fda75995.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/334cc36fade27a74eda543f538f10ca2.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/fc58724ae332fef5a19ed8370939916a.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a6c57bbef89a37f1a3808c0ceeac0c22.png)
您最近一年使用:0次
2024-02-28更新
|
857次组卷
|
6卷引用:模块一专题4《复数》讲
(已下线)模块一专题4《复数》讲(已下线)模块一专题6《复数》 【讲】(苏教版)(已下线)专题04 复数的概念与运算-《期末真题分类汇编》(江苏专用)江苏省南通市海安高级中学2024届高三下学期开学考试数学试题江苏省南通市海安市2023-2024学年高三上学期期初学业质量监测数学试题江苏省扬州市高邮市临泽中学2024届高三下学期一模模拟数学试题
名校
解题方法
3 . 已知全集
,集合
或
.
(1)求
;
(2)若
,求实数
的取值范围.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a6343b1b692a2aa0be1676b6e558528e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/de2563ae69841f4335daf424137a575b.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c2a6084fbb56ceb95596d72c8b1fbfae.png)
(1)求
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e4dcaae636a53f3d590e5c64ffeeee57.png)
(2)若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f569c191a60a39899b5056aaa74b9f5e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0a6936d370d6a238a608ca56f87198de.png)
您最近一年使用:0次
名校
4 . 已知非空集合A,B满足以下两个条件:
(i)
,
;
(ii)A的元素个数不是A中的元素,B的元素个数不是B中的元素,
则有序集合对
的个数为______ .
(i)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/312d12edaefe038b13a837a83c8be9e2.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/dea9a4259cca10c1f5af28e621ebafd6.png)
(ii)A的元素个数不是A中的元素,B的元素个数不是B中的元素,
则有序集合对
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a95d247ffb2774bb7e22708b25daf7f0.png)
您最近一年使用:0次
名校
解题方法
5 . 已知集合
.
(1)求
;
(2)若
,求实数
的取值范围.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/689e83e23bd9cb7b310bbbd7baaedd98.png)
(1)求
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/02cc9d784c2717c40ec068f1a2aaed3c.png)
(2)若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/521c8f3f084af427ec1c464f8b6bed86.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/294f5ba74cdf695fc9a8a8e52f421328.png)
您最近一年使用:0次
6 . 已知集合
,![](https://staticzujuan.xkw.com/quesimg/Upload/formula/54ee9edd553df8d3f22376ad96a25523.png)
(1)若
, 求
;
(2)若
,求
的取值范围.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1b29b38819aac5ef3d774b9a38bd70c4.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/54ee9edd553df8d3f22376ad96a25523.png)
(1)若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b1d318d706ca4ec954246a292293b91a.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8fdbfa7a63fdf5717d40c8c9a73ec160.png)
(2)若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/04ceb1f338fa60976229d7ec6531b626.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/294f5ba74cdf695fc9a8a8e52f421328.png)
您最近一年使用:0次
名校
解题方法
7 . 已知集合
,集合
.
(1)若
是
的必要不充分条件,求实数
的取值范围;
(2)若
,求实数
的取值范围.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/279fba9ba2f325d2d3c95f8caede1cdb.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e60990e996ff1f3f6c13c57208183b96.png)
(1)若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6ed006b944ea64f970fee46e2f558467.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e23af61cd402b3789af2401bde9cbefe.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0a6936d370d6a238a608ca56f87198de.png)
(2)若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/dea9a4259cca10c1f5af28e621ebafd6.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0a6936d370d6a238a608ca56f87198de.png)
您最近一年使用:0次
2024-03-12更新
|
514次组卷
|
6卷引用:湖南省湖湘教育三新探索协作体2023-2024学年高一上学期11月期中联考数学试题
湖南省湖湘教育三新探索协作体2023-2024学年高一上学期11月期中联考数学试题黑龙江省哈尔滨市第九中学校2023-2024学年高一上学期12月月考数学试卷福建省福州市闽侯县第一中学2023-2024学年高一上学期第二次月考数学试题(已下线)高一上学期第三次月考数学模拟试卷(第1章-第4章)-【题型分类归纳】(人教A版2019必修第一册)云南省大理市下关第一中学2023-2024学年高一下学期开学考试数学试题(已下线)1.2常见逻辑用语(高三一轮)【同步课时基础卷】
8 . 设全集为R,集合
,![](https://staticzujuan.xkw.com/quesimg/Upload/formula/bbfa5ad99d60a473d94bb6811ddbfe8a.png)
.
(1)若a=3,求
,
;
(2)若
,求a的集合.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/78de216524b124cc5e111f5cf1918b04.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/bbfa5ad99d60a473d94bb6811ddbfe8a.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8af84160f28f01d6721bf22e94a86530.png)
(1)若a=3,求
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/da331a8c58b97333fcf642c92f089e0c.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b3744e71abf4b43e128eabea9181b712.png)
(2)若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/dea9a4259cca10c1f5af28e621ebafd6.png)
您最近一年使用:0次
名校
9 . 已知非空集合A,B满足以下两个条件:①
,
;②若
,则
.满足以上条件的集合A的所有可能个数有______ 个.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/59bfc343735f42124f572243eef276d4.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/dea9a4259cca10c1f5af28e621ebafd6.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6ed006b944ea64f970fee46e2f558467.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/cab23352fbe6c2145ebb4c2d4a132742.png)
您最近一年使用:0次
名校
解题方法
10 . 设
,
,若
,则实数
的值可以为_______ .
(将你认为正确的序号都填上,若填写有一个错误选项,此题得零分)
①
②
③
④
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/bd75769ef3b3a2422e62ce8da1968241.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/30ceaea47618b8f2297a9c55ac15f268.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0b05d2be27e8f53e4de3071846dffb41.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0a6936d370d6a238a608ca56f87198de.png)
(将你认为正确的序号都填上,若填写有一个错误选项,此题得零分)
①
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d3ffd5c35bba71ea54c28622b6cf505d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c95b6be4554f03bf496092f1acdfbb89.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5ca7d1107389675d32b56ec097464c14.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4dac452fbb5ef6dd653e7fbbef639484.png)
您最近一年使用:0次