已知集合
,
,
,则
( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9a6e2c54da055b27e583d3627a0f8d65.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9ebee778fa0b27a02ab0d7d9cafa7d49.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/caf22d7d1a965bda25168a233fb6290c.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a6c57bbef89a37f1a3808c0ceeac0c22.png)
A.9 | B.0或1 | C.0或9 | D.0或1或9 |
21-22高一下·河南·阶段练习 查看更多[3]
河南省大联考2021-2022学年高一下学期阶段性测试(三)数学试题(已下线)第1章 集合综合测试-【暑假自学课】2022年新高一数学暑假精品课(苏教版2019必修第一册)(已下线)1.2集合间的基本关系(导学案)-【上好课】
更新时间:2022-03-19 12:24:53
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【知识点】 根据集合的包含关系求参数解读
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适中
(0.65)
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解题方法
【推荐1】设
,记关于
的不等式
,
的解集分别为
,
,若
,则
的取值范围为( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/94440d3e4c073f94f2b266ff99d50e74.png)
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![](https://staticzujuan.xkw.com/quesimg/Upload/formula/382f2b1ae6d19e9c8174105640c196fb.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5963abe8f421bd99a2aaa94831a951e9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7f9e8449aad35c5d840a3395ea86df6d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/fa39a289220f0997746805a97c6f1023.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0a6936d370d6a238a608ca56f87198de.png)
A.![]() | B.![]() | C.![]() | D.![]() |
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适中
(0.65)
【推荐2】函数
,![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d5d824a30dab8cd373da622e14e56b22.png)
.若
,
,使得
成立,则实数
的取值范围是( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d1ca22ba29ab4aa4347da6a9d76b1c12.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d5d824a30dab8cd373da622e14e56b22.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ff46406cf7f298db70f81da8ea0ea4e0.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f89a34c40db6aead2228ec2ded8428ff.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e7752466098bd268dc173de1a8483d76.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3e63bbadc6250f7139836ede33205550.png)
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A.![]() | B.![]() | C.![]() | D.![]() |
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