名校
解题方法
1 . 已知不等式组
的解集为A,不等式
的解集为
,求
,
.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/38b9678402a1e99f897f18824ea3abd7.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9ddea68a4fc2965ab3604f018f9ddfb5.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7f9e8449aad35c5d840a3395ea86df6d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8fdbfa7a63fdf5717d40c8c9a73ec160.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b3744e71abf4b43e128eabea9181b712.png)
您最近一年使用:0次
2021-09-24更新
|
251次组卷
|
2卷引用:江苏省南京航空航天大学附属中学2020-2021学年高一上学期10月月考数学试题
2 . 已知方程
的所有解组成的集合
,方程
的所有解组成的集合为
,且![](https://staticzujuan.xkw.com/quesimg/Upload/formula/fbc992c9e51d4b22232adf6bb5c8055a.png)
(1)求实数
的值;
(2)求集合
.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a44f6c11bb95223c4465924efcdfaa5f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5963abe8f421bd99a2aaa94831a951e9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3a35c85b538d670f0d97af530abffb76.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7f9e8449aad35c5d840a3395ea86df6d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/fbc992c9e51d4b22232adf6bb5c8055a.png)
(1)求实数
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d523eca6a54d7b01e7b9997735d38b95.png)
(2)求集合
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b3744e71abf4b43e128eabea9181b712.png)
您最近一年使用:0次
名校
解题方法
3 . 已知集合
,若
.
(1)求a的取值范围;
(2)当a为可能取得的最大整数时,解关于x的方程:
.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6a0e4122486e0da77ef2ef2a21e193dc.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/fdbbe46a98a8fdebfc46fcbc45dc88e8.png)
(1)求a的取值范围;
(2)当a为可能取得的最大整数时,解关于x的方程:
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5afab299e7090300f0135550381d34b3.png)
您最近一年使用:0次
解题方法
4 . 已知
,写出一个满足条件的集合
,补充在下列问题中的横线上,并求出问题的解.
问题:已知
,且
,
是小于
的正偶数}___________.求
,
.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/446f653af671bafe76711759295bd6e1.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/69b6abc4c1d0c2c5b56573ea2d37834d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7f9e8449aad35c5d840a3395ea86df6d.png)
问题:已知
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/aa235ad2e3bba941cab00ab3954607e7.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ee70683451816fbc7e9298e384a99a26.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ed769bf068e95791bffdd1fa9961a273.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d07ae0b4264da6a8812454ffd2f20d94.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b3744e71abf4b43e128eabea9181b712.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1d180c600efe0e9df9fab937492eb817.png)
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2021-11-27更新
|
201次组卷
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3卷引用:江苏省宿迁市沭阳县2021-2022学年高一上学期期中数学试题
江苏省宿迁市沭阳县2021-2022学年高一上学期期中数学试题(已下线)解密01集合(分层训练)-【高频考点解密】2022年高考数学二轮复习讲义+分层训练(全国通用)苏教版(2019) 必修第一册 突围者 第1章 第三节 交集、并集
名校
解题方法
5 . 已知点M、N两个非空集合,定义M,N的差集为
且
.
(1)已知
,
,若
,求实数a的取值范围:
(2)若
,![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b1f9fabbbe61a759e52ec975215e2e7c.png)
关于x的方程
的解是负数},再定义
,求
.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0fa856cd23a63c00c95611dd6b719be8.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f4d76e0475967ebd13497107eb97e46c.png)
(1)已知
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8f77245a698928467b31f2342605a546.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e87bfcba73adfccdd3f260ac3fd4d797.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b8d64270a0a30261a193b16604f5f311.png)
(2)若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/bcc2bc57b56ae5ff339fe728a85d1aed.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b1f9fabbbe61a759e52ec975215e2e7c.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/34ea17b6bacbfe1fa3f178a582a8e837.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9b4317304c9199cb76e47df8b7800147.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d8b7e0559693014e51d720ec671abe56.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ff5231cb0bfedf2f963c1830adfd74aa.png)
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2021-10-12更新
|
174次组卷
|
2卷引用:湖北省武汉市洪山高级中学2021-2022学年高一上学期第一次月考数学试题
6 . 已知不等式
的解集为A,不等式
的解集为B.
(1)求
;
(2)若不等式
的解集等于
,求不等式
解集.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c5e1bcced697608aa2a6c6afcc181da7.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/fc66c393f29bb657eba18005bc212167.png)
(1)求
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b3744e71abf4b43e128eabea9181b712.png)
(2)若不等式
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8023e1902803a7939d2aa32ba9e2d44f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b3744e71abf4b43e128eabea9181b712.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c2bf2319dd96fd485db81e17c0eafa80.png)
您最近一年使用:0次