名校
解题方法
1 . 设
,
,
.
(1)若
,求
;
(2)若
且
,求实数a的取值范围.
(3)若
,求实数a的取值范围.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/860ebb6f76cd3cb9a265dfc233002a13.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5ba4f7927e7b384a19130faf9d32b206.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6414147438da4a93965d161af3407ee0.png)
(1)若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8e258ab9e600435b37465092243d99f6.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/dd9ee4df3cd0c5982eec8be19e136130.png)
(2)若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/94440d3e4c073f94f2b266ff99d50e74.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3470bfc865ce553990212ea37a27011c.png)
(3)若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e89654e90e7b18f90c2906eba8398d46.png)
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3卷引用:陕西省西安市第三中学2022-2023学年高一上学期第二次月考数学试题
名校
2 . 设集合
.
(1)若
,求
;
(2)若
,求实数
的取值范围.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d7672804c92a24d9f0eb948b1c6f92f2.png)
(1)若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/37e9222ffc26c0e6bfbf252ab5d8a520.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b3744e71abf4b43e128eabea9181b712.png)
(2)若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0b05d2be27e8f53e4de3071846dffb41.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0a6936d370d6a238a608ca56f87198de.png)
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3卷引用:陕西省西安市户县第三高级中学2022-2023学年高一上学期期中数学试题
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3 . 集合
,集合
,
,则实数
的取值范围是( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8acf8c076da7f6a96130ef7a0f55dad9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8314ee6804c6cc14250a90dbf52d3807.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/dea9a4259cca10c1f5af28e621ebafd6.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0a6936d370d6a238a608ca56f87198de.png)
A.![]() | B.![]() | C.![]() | D.![]() |
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5卷引用:陕西省咸阳市礼泉县第二中学2022-2023学年高一上学期期中数学试题
名校
解题方法
4 . 已知集合
,
.
(1)若
,求
,
;
(2)若
,且
,求
的值.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7e50f8e865ad327442d59ecc7ee69fd5.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2397ff6a5b3b85d29a80e338fa37221b.png)
(1)若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/13d3469fb79917724365db2b2829d512.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8fdbfa7a63fdf5717d40c8c9a73ec160.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b3744e71abf4b43e128eabea9181b712.png)
(2)若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/fcdb7a488910743dc5c63afb394b87e2.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0b05d2be27e8f53e4de3071846dffb41.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0a6936d370d6a238a608ca56f87198de.png)
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5 . 已知集合
,集合
.
(1)当
时,求
;
(2)若
,求实数m的范围.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8d91b5c240f9415db28f1dfce82d92b7.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4dd45f37809ec4e3be422a040bcabbad.png)
(1)当
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/37e25b9b8e906fa529f5786091bf2317.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/da331a8c58b97333fcf642c92f089e0c.png)
(2)若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/dea9a4259cca10c1f5af28e621ebafd6.png)
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6 . 已知集合
.若
,则实数
的取值范围是( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/aa9b8517b8608b7bfb8c850464b57768.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/dea9a4259cca10c1f5af28e621ebafd6.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0a6936d370d6a238a608ca56f87198de.png)
A.![]() | B.![]() | C.![]() | D.![]() |
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7 . 已知集合
,
,则集合
可能为( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/522954ce536d559cf03638d87fad504c.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/44465fcc4cf47a6afd02100f98394222.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/54a5d7d3b6b63fe5c24c3907b7a8eaa3.png)
A.![]() | B.![]() | C.![]() | D.![]() |
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8 . 已知集合
,集合![](https://staticzujuan.xkw.com/quesimg/Upload/formula/57f26be004d012db092a9a77ae915243.png)
(1)当
时,求
及
;
(2)若
,求实数a的取值范围.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/844a6fbfc7bf8eb312662677c39501af.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/57f26be004d012db092a9a77ae915243.png)
(1)当
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ae0859ba7a79ee594929f6ca865a626b.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c9795cfcb301e51b2f628ff95d7c85c4.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/38ee569a8ff677073ef2b7aaac3ce69f.png)
(2)若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b0f776e594404d68252779e9ef6aa1ab.png)
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4卷引用:陕西省渭南市澄城县2022-2023学年高一下学期期末数学试题
陕西省渭南市澄城县2022-2023学年高一下学期期末数学试题黑龙江省哈尔滨市第三中学校2022-2023学年高一上学期第一次阶段性考试数学试题黑龙江省佳木斯市桦南县第一中学2022-2023学年高一上学期12月月考数学试题(已下线)重难点01集合与常用逻辑用语(9种解题模型与方法)(2)
名校
解题方法
9 . 设集合
,
且
,则实数a可以是( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ac393a392d1382f057db6a39ec517b33.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6dc65abc8d11a3152a2a4eb5e1355ff2.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/12ba583329b831d06312a1f20edb4a81.png)
A. ![]() | B.1 | C. ![]() | D.0 |
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10 . 已知集合
,
,若
,则
( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2e51977512012b8bbe839524f5defd3c.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7a93ea558eaffc36d5c6da5c0725a9ae.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d44ef606f4c60db51a5861800b8696e2.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/892560dcff6af9f66a3f735652f69dd7.png)
A.7 | B.4 | C.5 | D.6 |
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