名校
1 . 已知集合
,非空集合
.
(1)当
时,求
;
(2)若
是
的必要条件,求m的取值范围.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/da81f9eb69beba3e297f507bc431a826.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/68996b0e58fc8d2236c285d18e9cda9b.png)
(1)当
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e94f16d5ed858699bfea5039a7bf8ae6.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8fdbfa7a63fdf5717d40c8c9a73ec160.png)
(2)若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7848c89302a41e9576530313fc3e61b8.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/653bcf7b627c3b87fcb310732313d9b0.png)
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2 . 已知集合
,
,则
( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e7a2de9681eadcc3741c413a99263cfc.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4783c8743fbe816f1d4f7e90e2cfb67a.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b4b9b470218359a4a47be9244980489e.png)
A.![]() | B.![]() |
C.![]() | D.![]() |
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2024-04-30更新
|
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5卷引用:河北省邯郸市永年区第二中学2023-2024学年高二下学期6月月考数学试卷
名校
3 . 已知集合
,
,则
( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/aa35e54ec7cbcaa0430b6009c87968ee.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3b10892e9d2a9e8332fd4747a5d458a4.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1336d38741aab2255a35c26612bbd7cc.png)
A.![]() | B.![]() | C.![]() | D.![]() |
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2024-04-29更新
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名校
4 . 已知集合
,
,
.
(1)若
时,求
;
(2)若
,求
的取值范围.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c25e44edd0d86032d2f501944f2a4434.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/94540a0f78c2525d9a37db3d283358de.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/860ebb6f76cd3cb9a265dfc233002a13.png)
(1)若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d8a3cc8c48bf54ec8252e5dce6867754.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b3744e71abf4b43e128eabea9181b712.png)
(2)若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/660683eacfb0d1ad6a2fde9ea61b0a3b.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/294f5ba74cdf695fc9a8a8e52f421328.png)
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名校
解题方法
5 . 已知集合
,则
( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9b1726fa9c02b6bed8402d8274d5a348.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d86adf750d687339059bee99ce60754a.png)
A.![]() | B.![]() | C.![]() | D.![]() |
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2024-04-10更新
|
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2024高三·全国·专题练习
名校
解题方法
6 . 已知集合
,若
,则实数
的取值范围为( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1eb1a7ffbd6488fe3f8dc1915ab7ad49.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2d7f14bf7f60fe19b509223284455f05.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0a6936d370d6a238a608ca56f87198de.png)
A.![]() | B.![]() |
C.![]() | D.![]() |
您最近一年使用:0次
名校
7 . 已知集合
,
,则
( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e70e191252595480677e384d2cd95e9a.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a00e3485969a770b069c3a2a414de6b0.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/17d413168d2ad9dccacd5ca4cc0841f2.png)
A.![]() | B.![]() | C.![]() | D.![]() |
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名校
8 . 已知集合
,
,则
( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/40468d38d9181e9fd0bd8b20ad66099e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0e7ae704285839f276f0a0ce1b750763.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b4b9b470218359a4a47be9244980489e.png)
A.![]() | B.![]() | C.![]() | D.![]() |
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23-24高二下·全国·课前预习
9 . 已知数列
的通项公式为
.
(1)求数列的前三项,60是此数列的第几项;
(2)n为何值时,
.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/83cf38189d5cbf627d2b82ac0eb76006.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9251cf7043e02b5b9b3f48badded0197.png)
(1)求数列的前三项,60是此数列的第几项;
(2)n为何值时,
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/33729689a86fc76c4796566132bba932.png)
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名校
10 . 已知集合
,
,则
( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f24496a380ce63ded97648ca90058423.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0d2de7fd0c26140e08600774378dca2a.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b4b9b470218359a4a47be9244980489e.png)
A.![]() | B.![]() | C.![]() | D.![]() |
您最近一年使用:0次
2024-03-06更新
|
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|
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