1 . 已知全集
,集合
,
,若
,用区间表示实数a的取值范围.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0a64dc61989ca50b9ee19d835c4ed268.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2cc29befbc955f875f92ff67e5ae8a00.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/eef5306ccad9c107574307255e7f5e55.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/878e883a26e297842299f793ef433261.png)
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解题方法
2 . 设全集
,
,
,若
,在实数a的取值范围是___________ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0a64dc61989ca50b9ee19d835c4ed268.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/73ee6da93fdff9052a0d2929048db109.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c9343bab194447350754e25d9ba123d4.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ce4097360b12027334dc34ed3078774c.png)
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3 . 已知集合A满足
,且
,则集合A的非空真子集有___________ 个.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4b16d55cae526e47e66aad3b39dd302d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/48adef4805c17e60c1a71b23a9b4ef62.png)
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解题方法
4 . 已知集合
,
.
(1)若
⫋
,求实数a的取值范围;
(2)若
,求实数a的取值范围.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/eeec5345798af3e26238b15c2e877262.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/43e8dcee408d1aee58d5dfae67a95d7c.png)
(1)若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5963abe8f421bd99a2aaa94831a951e9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7f9e8449aad35c5d840a3395ea86df6d.png)
(2)若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/caf22d7d1a965bda25168a233fb6290c.png)
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解题方法
5 . 设集合
,
.若
,求a的取值范围.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6e4d506afa2cc0bd34e8d94bee916bc4.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b72648ac54d92841a89501158894b5e7.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c2ad78dc8b8aed907b4fe9640c997454.png)
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解题方法
6 . 已知集合
,
.若
,则实数a的值组成的集合是______ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e66818a877625bfeee9431599ede91fb.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5b53c06e5cbc711d6fee121d4529d55d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c5ff60c2722e0dbe1b035f87e936daa4.png)
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7 . 设集合
,
.
(1)当
时,求A的非空真子集个数;
(2)当
时,求m的取值范围.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e97e93884f599b57d8729b0e8092708a.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1116a5b3e063c475ce5d94c372f5937f.png)
(1)当
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5f79d04bf7882fd278b9ba53b791c156.png)
(2)当
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/caf22d7d1a965bda25168a233fb6290c.png)
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8 . 已知集合
,集合
,若
,求实数a的取值集合.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/fd59603a0b9137dfe8e8ebd7901b6cdb.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8f2fd97fe26a169658227117349ea013.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c5ff60c2722e0dbe1b035f87e936daa4.png)
您最近一年使用:0次
解题方法
9 .
,
,若
,求a的取值范围.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/940581e270411226564af4a44692077e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/47a9e5ea57e98697b5dfb25283d1b9e8.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/caf22d7d1a965bda25168a233fb6290c.png)
您最近一年使用:0次
名校
解题方法
10 . 已知
,
.若
,求实数a的取值范围.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e4f26f4d1ec369fd8665be2547ecfe70.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c72d44e667e457a548576f418c6188b0.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d9d0d79fd0efdb59c9ca65bfae4a0861.png)
您最近一年使用:0次
2021-11-26更新
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439次组卷
|
2卷引用:苏教版(2019) 必修第一册 过关检测 第3章 思想方法专练