名校
1 . 已知集合
.
(1)求
;
(2)若
,求
的取值范围.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9e9f5a7605121273eb58a207d6b739ba.png)
(1)求
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/100af7bf3a55e5b4af8e396db1ce3c46.png)
(2)若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/959f3c514abb15185a429e1b2f1674e5.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/294f5ba74cdf695fc9a8a8e52f421328.png)
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2 . 已知集合
,
,则
( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c82702871dfe981bb0890fb66cdbd524.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6ac77c24c43eedab933ad177662ee3b3.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b4b9b470218359a4a47be9244980489e.png)
A.![]() | B.![]() | C.![]() | D.![]() |
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解题方法
3 . 已知集合
,其中
是关于
的方程
的两个不同的实数根.
(1)若
,求出实数
的值;
(2)若
,求实数
的取值范围.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0f0c62a997304c9b77cd46bf94d0daba.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/aa38149578f22f9e1e2bd481dade72de.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/81dea63b8ce3e51adf66cf7b9982a248.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/41221ca73c983fc4f453ac6c4c560aa5.png)
(1)若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/46a70d32c64918aa4d1d9d3ce0bdbf7b.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/294f5ba74cdf695fc9a8a8e52f421328.png)
(2)若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c2ad78dc8b8aed907b4fe9640c997454.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/294f5ba74cdf695fc9a8a8e52f421328.png)
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4 . 方程组
的解构成的集合是( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/829689f4a2e0968a2314995146dd793b.png)
A.![]() | B.![]() | C.![]() | D.![]() |
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5 . 已知
是集合A到集合B的函数,如果集合
,那么集合A可能情况数为( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8b2c28604d5e5cd376a4836110ec2449.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b2c1f19fb2321a717c1e8c8927a93a5c.png)
A.9 | B.10 | C.31 | D.32 |
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6 . 若全集
,
,
,则集合
等于( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/282e995abdf2a7a0be290f9538359968.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/61742f3af9e4db2d72b3444ec9103cb6.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/122e0accc8f958a46206cc52d5fadb5d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ff596851ba1e08ca9ec34b2aaf3a3936.png)
A.![]() | B.![]() | C.![]() | D.![]() |
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7 . 当两个集合有公共元素,且互不为对方的子集时,我们称这两个集合“相交”.对于集合
,
,若M与N“相交”,则a等于( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/524072c68cf7f7258f7e44fbc4ffd1f3.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d66831d0839b515d2077946230e4e184.png)
A.4 | B.2 | C.1 | D.0 |
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8 . 设
,
,若
,则
的取值范围是______ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/83b0fc8dfe6790bd6ea82a28b3b0efa3.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c2fa079a4cd82fd192c89faecad139b5.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/dea9a4259cca10c1f5af28e621ebafd6.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0a6936d370d6a238a608ca56f87198de.png)
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9 . 已知集合
均是
的子集,若
,则
( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/20ebaa32f4f1f4f807ca9aeb7fb29951.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8d0ecd416d6dc3d886b7bf73fc285dde.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c2ad78dc8b8aed907b4fe9640c997454.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/95ce31418d4a2653c9ca0faa134f11c1.png)
A.![]() | B.![]() | C.![]() | D.![]() |
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解题方法
10 . 已知全集
,集合
,则“
”是“
”的( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/fc0dc8098ad6f31bdd87771ca9cfa33a.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7df38ed049cf337d305008ff2de0b64a.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2eb71a9d7f1a77a4b737f4990e2476f9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f92b739ad4b0cfdcdc0b8ca8fdbf66cc.png)
A.充分不必要条件 | B.必要不充分条件 |
C.充要条件 | D.既不充分也不必要条件 |
您最近一年使用:0次
2024-02-03更新
|
1324次组卷
|
4卷引用:安徽省合肥市第六中学2023-2024学年高一上学期12月月考数学试题