名校
解题方法
1 . 已知全集
,集合
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c90282d4a37c9a20620d4bbb0c263cae.png)
(1)当
时,求
与
;
(2)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/6c063a2654d31c915b67890a82426059.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c90282d4a37c9a20620d4bbb0c263cae.png)
(1)当
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e65397f11ea8af736f38debadf420c4a.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8fdbfa7a63fdf5717d40c8c9a73ec160.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/edd53a79a58c7e7ec09b426d2a20fef9.png)
(2)若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/fdbbe46a98a8fdebfc46fcbc45dc88e8.png)
您最近一年使用:0次
2022-12-17更新
|
292次组卷
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2卷引用:天津市宁河区芦台第一中学2022-2023学年高一上学期期末数学试题
2 . 设集合
.
(1)求
;
(2)已知集合
,若
,求实数
的取值范围.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3bd783322f9991cf336bfb760f1c5083.png)
(1)求
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8b4287c52490c5278a87bace92a36847.png)
(2)已知集合
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e8e09cdc5536b474aed712b203b6f545.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e544b1304a6bbc87283cf741f134cebe.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0a6936d370d6a238a608ca56f87198de.png)
您最近一年使用:0次
2020-01-03更新
|
470次组卷
|
5卷引用:天津市部分区2019-2020学年高一上学期期末数学试题
天津市部分区2019-2020学年高一上学期期末数学试题(已下线)第7讲 一元不等式的解法-【A+课堂】2021-2022学年高一数学同步精讲精练(沪教版2020必修第一册)(已下线)【课时作业】《第一章 集合与常用逻辑用语》本章小结-2021-2022学年高一数学《新教材同步精典导学案》(人教A版2019必修第一册)甘肃省天水市武山县2023届高三上学期期中大联考数学试题安徽省淮南市2023-2024学年高一上学期第二次月考数学试题
解题方法
3 . 已知集合![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5145f003d1522c2659f13288cf1c1596.png)
(1)当
时,求集合
;
(2)若
,求实数
的取值范围;
(3)若
,求实数
的取值范围.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5145f003d1522c2659f13288cf1c1596.png)
(1)当
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/cf7b339246d52b29603d33c152f44de1.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c9795cfcb301e51b2f628ff95d7c85c4.png)
(2)若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d97b89b661205708783c517deaa3db39.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4887473a8091e1ef53a169cc9f211e3a.png)
(3)若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/41b4a0e6a36a55f3c64af3f773f05f8e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4887473a8091e1ef53a169cc9f211e3a.png)
您最近一年使用:0次
解题方法
4 . 已知函数
的定义域为集合
,集合![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7df52c5c9316873f57567eb36a0ade4e.png)
(1)若全集
,求:
;
(2)若
,求:实数
的取值范围.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3e0610b5a1e4fbcc2589d746bce61981.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5963abe8f421bd99a2aaa94831a951e9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7df52c5c9316873f57567eb36a0ade4e.png)
(1)若全集
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/aebc42859863877e0683532a4cd92ca2.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0d1e9e989d6d47a270095d9072290097.png)
(2)若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0b05d2be27e8f53e4de3071846dffb41.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0a6936d370d6a238a608ca56f87198de.png)
您最近一年使用:0次
名校
5 . 设全集为
,集合
,
.
(1)
;
(2)已知
,若
,求实数
的取值范围.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/45a5e17319bf1b3090640d5ecc7dbbf0.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f6091237b1cf0339507c1a0f52e63e89.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8ffbd082cb48bb907a33344202b8fe82.png)
(1)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/56fea4d0015abc4836937275a685924a.png)
(2)已知
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/73998ae9aac721477446debf80fde2d5.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c4b7c689856375ce3e60707d4c9c8a0b.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0a6936d370d6a238a608ca56f87198de.png)
您最近一年使用:0次
名校
6 . 设
,若“
”是“
”的充分而不必要条件,则实数
的取值范围是( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c4166972dec0aa3e8694a44eeb941a08.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/00879cffccc124857ca755a8c345e45f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/01b3a5b0b9d954e072fc9e56de74b253.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0a6936d370d6a238a608ca56f87198de.png)
A.![]() | B.![]() | C.![]() | D.![]() |
您最近一年使用:0次
2018-02-27更新
|
833次组卷
|
4卷引用:天津市部分区2018届高三上学期期末考试数学(文)试题
7 . 已知集合
,集合
.
(Ⅰ)求
、
、
;
(Ⅱ)若集合
且
,求实数
的取值范围.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/57a1bc4f777e845bb1f573cabc5d228a.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d2e05a6130a98ba7fab7df4a00711178.png)
(Ⅰ)求
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9682ecfd0d8b9b413e2b5b4b1e7d5f79.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/78622265341133d472cb5b97ede11a3c.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8e5f9f68c56dd5f9ef90620fc56acefc.png)
(Ⅱ)若集合
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/443fa14e7772552da73fe35545fb8ee9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4432227a296e610069d9579e415daeec.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0a6936d370d6a238a608ca56f87198de.png)
您最近一年使用:0次