名校
解题方法
1 . 下列选项中正确的有( )
A.若集合![]() ![]() ![]() ![]() |
B.若不等式![]() ![]() ![]() ![]() |
C.已知函数![]() ![]() ![]() ![]() |
D.已知一元二次方程![]() ![]() ![]() ![]() |
您最近一年使用:0次
名校
解题方法
2 . 已知命题
:不等式
的解集中的整数有且仅有-1,0,1,命题
:集合
,
且
.
(1)求命题
,
都为真命题时的实数
的取值范围;
(2)设命题
,
皆为真时
的取值集合为
,
,若全集
,
,求实数
的范围.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b1010846eeec6c9da29640f5aa3f8738.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1831f5c2c3244d5fb696d26e47dc00bd.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9aa8a716a31b0f51b70fdf9bdb257909.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c788f74fa52d276d4b4053d7a4920389.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/034672efdeec11b88f10bd9f23bee67b.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/dea9a4259cca10c1f5af28e621ebafd6.png)
(1)求命题
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b1010846eeec6c9da29640f5aa3f8738.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9aa8a716a31b0f51b70fdf9bdb257909.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0a6936d370d6a238a608ca56f87198de.png)
(2)设命题
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b1010846eeec6c9da29640f5aa3f8738.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9aa8a716a31b0f51b70fdf9bdb257909.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0a6936d370d6a238a608ca56f87198de.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/cf231f8f86fb922df4ca0c87f044cec3.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d98c697bf3d6ea92dabdf3caf384cf39.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0a64dc61989ca50b9ee19d835c4ed268.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/386f8b626b55b11e7a55ca5fcc440e25.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/294f5ba74cdf695fc9a8a8e52f421328.png)
您最近一年使用:0次
名校
3 . 下列命题中正确的是( )
A.若已知集合![]() ![]() ![]() ![]() ![]() |
B.函数![]() ![]() |
C.已知不等式![]() ![]() ![]() ![]() ![]() ![]() |
D.命题![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() |
您最近一年使用:0次
12-13高一上·福建泉州·期末
4 . 已知集合![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1284b5bfb9d554ffa69bceeea734f93a.png)
(1)若
,求
;
(2)若
,求实数
取值的范围.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1284b5bfb9d554ffa69bceeea734f93a.png)
(1)若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0b550ee821ee1838384835e81fc34b67.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/797c132ca298a11b53f0fe600f95879b.png)
(2)若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/dd9d50619b779c1056602f46b2a95e90.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0a6936d370d6a238a608ca56f87198de.png)
您最近一年使用:0次
名校
解题方法
5 . 定义区间
、
、
、
的长度均为
,其中
.
(1)求不等式
的解集区间的长度;
(2)如果数集
,
都是集合
的子集,那么集合
,
的长度的最小值和最大值分别是多少?
(3)已知不等式组
的解集构成的各区间的长度和等于
,求实数
的范围.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ba7204f43679af6935e494c59d40c6ff.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/57b85a97933a1d984f6e484b4021c800.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6bd4d438ae7d4da0e100bb92d622c866.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/31a381cebfeee07ae150cdeff6e7a64d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/64da75a02173c2a5eb40f4c68d0f4f36.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0eae51f0310b87cde2e206643e9d25a5.png)
(1)求不等式
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e17a457b3c5b1fb92d5fc93ae41bc08e.png)
(2)如果数集
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b2f1316d9c27c24f2c13276b02276e7b.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/91da3902297bb8b50bb83d27a108d506.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9e11f4ca0e7ace69f92130d0525bcdb3.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8fdbfa7a63fdf5717d40c8c9a73ec160.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b3744e71abf4b43e128eabea9181b712.png)
(3)已知不等式组
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/42c4ff1a7228f13e9f261caa60303d3a.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6f8c4c029e552954bd493b49aeab82d5.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f0a532e15e232cb4b99a8d4d07c89575.png)
您最近一年使用:0次
2022-10-27更新
|
141次组卷
|
3卷引用:上海市进才中学2021-2022学年高一上学期10月月考数学试题
名校
解题方法
6 . 在
上定义运算
,若关于
的不等式
的解集是集合
的子集,则整数
的取值可以是( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/933093b52cca887f597cbe22a5467b11.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9ef6546a5cfb61e42f555aeaba217486.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/81dea63b8ce3e51adf66cf7b9982a248.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/019cd3c16f026873a8fcd82260195527.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9bc74efe223dfce7cadb80d651fe6981.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0a6936d370d6a238a608ca56f87198de.png)
A.0 | B.1 | C.![]() | D.2 |
您最近一年使用:0次
2021-11-08更新
|
558次组卷
|
4卷引用:河南省濮阳市范县第一中学2021-2022学年高一上学期第二次月考检测数学试题
河南省濮阳市范县第一中学2021-2022学年高一上学期第二次月考检测数学试题浙江省金华市曙光学校2021-2022学年高一上学期期中数学试题(已下线)专题10 集合间的基本关系-2022年暑假初三升高一数学衔接知识自学讲义(人教A版2019)云南省曲靖市罗平县第二中学2021-2022学年高一上学期第二次月考数学试题
解题方法
7 . 已知“
,
”为假命题.
(1)求实数m的取值的集合A;
(2)在(1)的条件下,设集合
,若
是
的充分不必要条件,求实数a的取值范围.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d96b743603ab1c10330622f16db78dbe.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/888d01322e737b87dc2fc9581ebc51ad.png)
(1)求实数m的取值的集合A;
(2)在(1)的条件下,设集合
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/06a15a5062d0191327f30cb64439551c.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e23af61cd402b3789af2401bde9cbefe.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6ed006b944ea64f970fee46e2f558467.png)
您最近一年使用:0次
名校
解题方法
8 . 已知命题“
,都有不等式
恒成立”是真命题.
(1)求由实数
的所有取值组成的集合
;
(2)设
,若
,求实数
的取值范围.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d96b743603ab1c10330622f16db78dbe.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6e31f3af819e048dc3ac0b63347a6fa8.png)
(1)求由实数
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0a6936d370d6a238a608ca56f87198de.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5963abe8f421bd99a2aaa94831a951e9.png)
(2)设
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6398809dab8b30b5dab68c2bc64ee34b.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0b05d2be27e8f53e4de3071846dffb41.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2c94bb12cee76221e13f9ef955b0aab1.png)
您最近一年使用:0次
名校
9 . 已知集合
,
.
(1)若
,求实数
的取值;
(2)当
,且
时,求实数
的取值范围.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/af0d80bc1dc4fb9c04d25368bc8dab88.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f9a739d9d29191fa9d1efb4618751e1b.png)
(1)若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c2ad78dc8b8aed907b4fe9640c997454.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/632244ea6931507f8656e1cc3437d392.png)
(2)当
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3320a13248a3a1208ff6ee85c9d26f36.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/fdbbe46a98a8fdebfc46fcbc45dc88e8.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0a6936d370d6a238a608ca56f87198de.png)
您最近一年使用:0次
2021-10-16更新
|
981次组卷
|
8卷引用:河南省驻马店市西平县高级中学2021-2022学年高一上学期10月月考数学试题
名校
10 . 已知集合A={x|-2<x≤5},
.
(1)若A∪B=A,求实数m的取值范围;
(2)当x∈R时,若A∩B=
,求实数m的政值范围.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ab6a2f46ec6423e92c421ee4ab52b306.png)
(1)若A∪B=A,求实数m的取值范围;
(2)当x∈R时,若A∩B=
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9a837165ca03f9e4ea8964979c95e3bb.png)
您最近一年使用:0次
2021-10-28更新
|
384次组卷
|
2卷引用:江苏省南京航空航天大学附属高级中学2021-2022学年高一上学期10月月考数学试题