名校
1 . 中国古代重要的数学著作《孙子算经》下卷有题:“今有物,不知其数,三三数之,剩二;五五数之,剩三;七七数之,剩二,问:物几何?”现有如下表示:已知
,
,
,若
,则下列选项中符合题意的整数x为( ).
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1f3a3719560fffe91edc7d566132667b.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/20009bf0db4a7fd5772f58d053c05ddd.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/dda6168a968790672f42866de8ddcee0.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8a730854774d972e82b643a3c0642a71.png)
A.23 | B.44 | C.68 | D.128 |
您最近一年使用:0次
2023-11-24更新
|
159次组卷
|
2卷引用:湖北省孝感市大悟一中等学校2023-2024学年高一上学期11月期中联考数学试题
名校
解题方法
2 . 若集合
,则
等于( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/de561dcdadd083123b11d9bac6e10fdf.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8fdbfa7a63fdf5717d40c8c9a73ec160.png)
A.![]() | B.![]() |
C.![]() | D.![]() |
您最近一年使用:0次
3 . 设集合
,
,则
( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a682e6f744316ba03e41876f2ef80d3c.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/55f079021a62d0601189d8a0770b734c.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b4b9b470218359a4a47be9244980489e.png)
A.![]() | B.![]() | C.![]() | D.![]() |
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解题方法
4 . 已知集合
,集合
,
,则图中阴影部分所表示的集合为( )
![](https://img.xkw.com/dksih/QBM/editorImg/2023/11/20/875ca4fb-ed28-4abf-8b92-27212cd866ea.png?resizew=157)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6dcaf41cda5c2df78a0ed2ac97277ceb.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ceae9b4c453cd8a5f6d0ee5f45a56930.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7e33cac3ae96733190b786adc9e8d9e6.png)
![](https://img.xkw.com/dksih/QBM/editorImg/2023/11/20/875ca4fb-ed28-4abf-8b92-27212cd866ea.png?resizew=157)
A.![]() | B.![]() | C.![]() | D.![]() |
您最近一年使用:0次
5 . 下列说法正确的是( )
A.![]() | B.若![]() ![]() |
C.若![]() ![]() | D.若![]() ![]() ![]() |
您最近一年使用:0次
6 . 已知集合
,
.
(1)求
;
(2)求
.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/41172e9ef5e328e9a81c673de0ed913c.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f289a60f12945911bfb63037be962094.png)
(1)求
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b3744e71abf4b43e128eabea9181b712.png)
(2)求
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/638ae93b9a2d900c14e58cbc047ea8c1.png)
您最近一年使用:0次
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解题方法
7 . 设集合
,
,
.
(1)当
时,求
;
(2)若
,求实数
的取值范围.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/860ebb6f76cd3cb9a265dfc233002a13.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/736633e72bb637078e6c8d0dbacd5587.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/024d3a75560772e1de7e0f052ba17a8a.png)
(1)当
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d8a3cc8c48bf54ec8252e5dce6867754.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/dd9ee4df3cd0c5982eec8be19e136130.png)
(2)若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/dd9d50619b779c1056602f46b2a95e90.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/294f5ba74cdf695fc9a8a8e52f421328.png)
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2023-11-19更新
|
269次组卷
|
3卷引用:湖北省黄冈市浠水县第一中学2023-2024学年高一上学期期中数学试题
名校
解题方法
8 . 设集合
,
,
,
.则下列关系中正确的是( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/753d61c63cd52816c0984d4b7ea9158f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5b5fe1f4f34ed8348a6a29fc8f131bd3.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/afd105396efcb6feca0c624258b1a185.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e9b52a928b1a66c560b1a296e842d169.png)
A.![]() | B.![]() | C.![]() | D.![]() |
您最近一年使用:0次
9 . 已知集合
,
,则
( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/44027a313c61a623567efe7ec697515a.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/44165ae055a1721962d2ef211d63dd46.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b4b9b470218359a4a47be9244980489e.png)
A.![]() | B.![]() | C.![]() | D.![]() |
您最近一年使用:0次
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10 . 已知集合
,
.
(1)求
;
(2)定义
,求
.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1b73d0c8cb317fdcc29ea0c6a427a3a8.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a5846bb67174d3b8dce9bf9e8320faf5.png)
(1)求
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/361048fd1b1a7f3b7230404a04b7155a.png)
(2)定义
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7eba301c5b6176b9c8e1a271081277f5.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6ce69cd33d105ce280170f0cd0513026.png)
您最近一年使用:0次
2023-11-11更新
|
74次组卷
|
2卷引用:湖北省宜昌市协作体2023-2024学年高一上学期期中联考数学试题