名校
1 . 设集合
,
,若
,则
( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ccf611acfdfbe13c477d5453267fc02a.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b55e19c4e6ccab7308520f42c6c88dd9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/adfe6833da15f4af7b53ed1e63609459.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ecb2a1fce4b0ead36e4c9f30f2841e02.png)
A.![]() | B.![]() | C.![]() | D.![]() |
您最近一年使用:0次
名校
解题方法
2 . 已知集合
,满足
的
的值为( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0dcd62120dafe950b1880f2e5096a631.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/fdbbe46a98a8fdebfc46fcbc45dc88e8.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0a6936d370d6a238a608ca56f87198de.png)
A.2 | B.![]() | C.2和![]() | D.1 |
您最近一年使用:0次
3 . 设集合
,集合
.
(1)若
,求
和
;
(2)设命题
,命题
,若
是
成立的充分条件,求实数
的取值范围.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9ba4f1baabfa25071856d0ef5096e8ce.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0d884609ca786485d15f5d123f1523cd.png)
(1)若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8e258ab9e600435b37465092243d99f6.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b3744e71abf4b43e128eabea9181b712.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8fdbfa7a63fdf5717d40c8c9a73ec160.png)
(2)设命题
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9fc11e9183ffccd297df4a1c18618bae.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 . 已知集合
,
.
(1)
时,求![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b3744e71abf4b43e128eabea9181b712.png)
(2)若命题
:“
,
”是真命题,求实数
的取值范围.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2d64c9f2fb6136d249860e9ebcc6780e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f75c07e180b8a9bf1ee9424651ccab7d.png)
(1)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e65397f11ea8af736f38debadf420c4a.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b3744e71abf4b43e128eabea9181b712.png)
(2)若命题
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b1010846eeec6c9da29640f5aa3f8738.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/728ca24844243ea9185f6f79c773145b.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6ed006b944ea64f970fee46e2f558467.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0a6936d370d6a238a608ca56f87198de.png)
您最近一年使用:0次
名校
5 . 设集合
,
,集合
中所有元素之和为7,则实数a的值为( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ed2fa8c46090f4c76cec909953575409.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4a23ee3248198322181d27b81027e0be.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b3744e71abf4b43e128eabea9181b712.png)
A.0 | B.1 | C.2 | D.3 |
您最近一年使用:0次
2023-11-06更新
|
258次组卷
|
5卷引用:宁夏银川市景博中学2023-2024学年高一上学期期中考试数学试题
名校
解题方法
6 . 设集合,集合
.
(1)若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8e258ab9e600435b37465092243d99f6.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b3744e71abf4b43e128eabea9181b712.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8fdbfa7a63fdf5717d40c8c9a73ec160.png)
(2)设命题
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9fc11e9183ffccd297df4a1c18618bae.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
7 . 设集合
,
,
,求:
(1)
;
(2)
.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0a71832dbee922a191a7234025e45b84.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/af834e77de8eb10ca841f63c36cca3f9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/bd291a7c20b59e8a486c513348cf78fa.png)
(1)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b3744e71abf4b43e128eabea9181b712.png)
(2)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b109e426e848c161a79366657ca264dc.png)
您最近一年使用:0次
2023-10-31更新
|
193次组卷
|
3卷引用:宁夏固原市彭阳县第一中学2023-2024学年高一上学期期中考试数学试题
名校
8 . 已知集合,
,则
( )
A.![]() | B.![]() | C.![]() | D.![]() |
您最近一年使用:0次
2024-03-19更新
|
321次组卷
|
3卷引用:宁夏回族自治区石嘴山市第三中学2024届高三第一次模拟考试数学(文)试题
9 . 已知集合
,集合
,集合
,则
( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/fa4f59a3fd052f229e79e5aefa517913.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3cd5556ed59bb2c223833259a42890ca.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8e034645157143450f4fb5fdf54d4ec2.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ef15b71361134859fad675fab5223d2e.png)
A.![]() | B.![]() | C.![]() | D.![]() |
您最近一年使用:0次
2023-10-14更新
|
360次组卷
|
6卷引用:宁夏石嘴山市第三中学2016届高三上学期第三次适应性考试数学试题(补习班)
名校
解题方法
10 . 已知集合
.
(1)若
,求
;
(2)若
,求实数
的取值范围.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4d53a020b6eef9df5f58f7c6fc8c66ce.png)
(1)若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0b550ee821ee1838384835e81fc34b67.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b3744e71abf4b43e128eabea9181b712.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