2024高三下·全国·专题练习
解题方法
1 . 已知
,
,求
成立时
需满足的充要条件.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6ea508345fd8d185695b0fd5cc7b1899.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/cbebb5ce7581439e873e53d55d944c3c.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/12ba583329b831d06312a1f20edb4a81.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0a6936d370d6a238a608ca56f87198de.png)
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2 . 已知集合
,
,若
,则实数
的取值范围是______ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3776e2c76ad743eb10fbb443d74ba431.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/753e2644eb818e15d74d1c9115fe0cf9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0b05d2be27e8f53e4de3071846dffb41.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0a6936d370d6a238a608ca56f87198de.png)
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2024高三下·全国·专题练习
解题方法
3 . 已知集合
,
.若
,求实数a的取值范围.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c581a30d70e2894bbb93b96528996302.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/51452061e672940d11737de54c806d2a.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/dea9a4259cca10c1f5af28e621ebafd6.png)
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4 . 已知集合
,
,则下列结论正确的是( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/98e336dc2eb6b95d211aab3e52588a3b.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3dfe6b2e670c0d01652aab6c94fd1131.png)
A.![]() ![]() | B.当![]() ![]() |
C.当![]() ![]() | D.![]() ![]() |
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5 . 已知集合
,集合
,若
有且仅有3个不同元素,则实数
的值可以为( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3200fb8ac2cef195e675ff6075cb0989.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9ab4044f44f969456844053b74e91e98.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8fdbfa7a63fdf5717d40c8c9a73ec160.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/294f5ba74cdf695fc9a8a8e52f421328.png)
A.0 | B.1 | C.2 | D.3 |
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2024-05-22更新
|
529次组卷
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3卷引用:安安徽省安庆市示范高中2024届高三联考(三模)数学试题
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解题方法
6 . 已知集合
,集合
且
,若
,则
的取值范围是_____________ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/73461bdae8b2f6793d43afd2e5dfe09a.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/47293d8b87516992971d6ba498bcf4e2.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e4f1cfeb3f6ccc8573760d5776007321.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/dea9a4259cca10c1f5af28e621ebafd6.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0a6936d370d6a238a608ca56f87198de.png)
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7 . 已知集合
,若
,则实数
( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9b0ab01ab90714dc20e29112a4bb2c35.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/12ba583329b831d06312a1f20edb4a81.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/380bbacf854e30e2e747fc286d2b9997.png)
A.-1或2 | B.1 | C.![]() | D.2 |
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8 . 已知集合
,集合
,则满足
的实数
的取值范围是( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/72fc56a6cb5e7c4ee9dabe37a1355951.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/500fb7a75c1006f5231639e52b098ad3.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/da645a5445f4307cb6b3a6300f9b4812.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0a6936d370d6a238a608ca56f87198de.png)
A.![]() | B.![]() | C.![]() | D.![]() |
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9 . 已知集合
,且
,则( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b9eacc1dab08f4853ac7516ba3a27c4c.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/999c373e25c3502c0380986a4a3e66c3.png)
A.![]() | B.![]() |
C.![]() ![]() | D.![]() |
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10 . 对任意
,记
,并称
为集合
的对称差.例如:若
,则
.下列命题中,为真命题的是( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c2ac95a142fdad28e7878ab9115fda4f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3ef32fab366056915807eb0d495b7e90.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/68f70b226287d4a61f2a96afca02183f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/01c74a907dda6bb7d9d56d009d9df253.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3b6158c2d0501cf187f4832fca3a132c.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/de89b0ee6e6bb5bfcf6d26f7e745e7f2.png)
A.若![]() ![]() ![]() |
B.若![]() ![]() ![]() |
C.若![]() ![]() ![]() |
D.存在![]() ![]() |
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2024-04-12更新
|
1256次组卷
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3卷引用:江苏省姜堰中学2024届高三下学期阶段性测试(2.5模)数学试题