已知集合
.
(1)求
;
(2)写出集合
的所有真子集.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c4de43f528efc3bb1fe59e2433dbd3ed.png)
(1)求
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/eceac03b1f703d7666d91f1fc952cfad.png)
(2)写出集合
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5963abe8f421bd99a2aaa94831a951e9.png)
23-24高一上·贵州黔东南·阶段练习 查看更多[6]
更新时间:2023-10-07 08:39:36
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【推荐2】设
,写出集合
的子集,并指出其中哪些是它的真子集.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5b31ed7916f97b2376db817caf205d10.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5963abe8f421bd99a2aaa94831a951e9.png)
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(0.94)
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【推荐1】已知
是小于
的正整数
,
,
,求:
(1)
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(2)
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![](https://staticzujuan.xkw.com/quesimg/Upload/formula/53f52bf66b848d13518dbc41c27296f1.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e8d02ea8c4988c5c28ab93f0d70fb55a.png)
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![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0ab57668643c18084f04cb2762652f31.png)
(1)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8fdbfa7a63fdf5717d40c8c9a73ec160.png)
(2)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/08511d7e124159466c79b3afc035dc5b.png)
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【推荐2】已知
,求:
(1)
;
(2)
.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f04f9efaabc938da36d8bf41c3e7a846.png)
(1)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b3744e71abf4b43e128eabea9181b712.png)
(2)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b109e426e848c161a79366657ca264dc.png)
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【推荐3】已知
,
,
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(1)当a=1时,求A∩B;
(2)若A∪B=A,求实数a的取值范围.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7c86d4c368b3c58c83a7151094e4928f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5da4c46c5b32d5f10f4ebf86a8dc9427.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/10bbdef421c976962a270a2beabbad91.png)
(1)当a=1时,求A∩B;
(2)若A∪B=A,求实数a的取值范围.
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【推荐1】若不等式
的解集为A,
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(1)求集合A和B(用区间表示);
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![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3e18628cb329d3816e8623ee50963ffc.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1592542a47b1aa96b1a4179c136d9d64.png)
(1)求集合A和B(用区间表示);
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![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8fdbfa7a63fdf5717d40c8c9a73ec160.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b3744e71abf4b43e128eabea9181b712.png)
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【推荐2】已知集合A={x∈N∣-1<x<3},B={x∈Z∣-3≤x≤4}.
(1)用列举法表示集合A、集合B;
(2)若全集
由集合A、B全体元素构成,求A∪(
UB),A∩B.
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(2)若全集
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b52b4f24969673c863b5aff4fb6751ce.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2346db5ec463dedc7700f629c9c0f16c.png)
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