1 . 集合
用列举法表示为______ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d274d70d3522154a1ee42725914f8a74.png)
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2 . 已知集合
若
,则![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6bdb56a3df96776fe86c13c9ac38a292.png)
______ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/345fcc0218da13686109f3c5a20547f3.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/46a70d32c64918aa4d1d9d3ce0bdbf7b.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6bdb56a3df96776fe86c13c9ac38a292.png)
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3 . 若
,则
= ____________
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ea201a07b64df162de1dc55aa9daab42.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/794a6cc061a617e27421b53113f128f0.png)
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2023高一上·全国·专题练习
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4 . 含有三个实数的集合可表示为
,也可以示为
,则
的值为____ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/15ded19c8b064a3202b2f0a02f4709d0.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/eac2f1fc383ede37e59756bad4e8fd3c.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e459f8710f7c254e569b55428c47b770.png)
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2023-10-23更新
|
571次组卷
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3卷引用:陕西省西安市鄠邑区第二中学2023-2024学年高一上学期第一次月考数学试题
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5 . 定义集合
,其中集合
,则
中元素个数为_________ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/100dcc712687025a7d9bac7833b9b4bd.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/19948f2bec4c80b3fea5bcbc4a925186.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a13a582a226c895a63cb45f14fcf7045.png)
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6 . 若集合
,
,
,则实数![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4ec0618ae3a4fde6d6220010af229b9a.png)
______ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/61f60007f4fad6861e815a75c35f492f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/cca8728480edb9328ca8fa65de6fbf2c.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/caf22d7d1a965bda25168a233fb6290c.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4ec0618ae3a4fde6d6220010af229b9a.png)
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7 . 集合
,用列举法表示集合![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9163ebe812708ee5337d62298c2e3363.png)
______ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/500ba85256659208939a9413a92bb371.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9163ebe812708ee5337d62298c2e3363.png)
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8 . 设全集
,集合
,则实数![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a6c57bbef89a37f1a3808c0ceeac0c22.png)
__________ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3e6df2824a1aa334296afba5b52991d3.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ea82f0b45f99dc64de19f8907faeade9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a6c57bbef89a37f1a3808c0ceeac0c22.png)
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9 . 已知集合
,若
,则实数![](https://staticzujuan.xkw.com/quesimg/Upload/formula/380bbacf854e30e2e747fc286d2b9997.png)
_________ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7834ff165c8ec0486570dd91b1bc5c18.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d00c07c7865e822c502ffb72ae0406d1.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/380bbacf854e30e2e747fc286d2b9997.png)
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2023-10-11更新
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244次组卷
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2卷引用:辽宁省实验中学2023-2024学年高一上学期10月月考数学试题
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解题方法
10 . 已知
,
,若集合
,
,
且
,则
的值为______ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/10bbdef421c976962a270a2beabbad91.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/19339e3904e9541ff26b30ae5f1242b2.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/dc24d24e9d2e48001e8912f3b6e3fcb1.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/89463c9d72351e58150a0189d943a8c4.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c2ad78dc8b8aed907b4fe9640c997454.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/caf22d7d1a965bda25168a233fb6290c.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e4c8b18499ebadf4ac6b0d2a56500f83.png)
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2023-10-10更新
|
227次组卷
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2卷引用:山东省青岛市青岛第二中学2023-2024学年高一上学期10月月考数学试题