已知集合
为
,集合
为
.
(1)当
时,求
:
(2)若
,求
的取值范围.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5963abe8f421bd99a2aaa94831a951e9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0ea032e0295fdf4622c396b7cbd90812.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7f9e8449aad35c5d840a3395ea86df6d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a05e865d083df618a6830acd651e7422.png)
(1)当
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/cf0086b054ef120408acac806a1b1318.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/361048fd1b1a7f3b7230404a04b7155a.png)
(2)若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/fdbbe46a98a8fdebfc46fcbc45dc88e8.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/294f5ba74cdf695fc9a8a8e52f421328.png)
更新时间:2023-10-08 22:17:15
|
相似题推荐
解答题-问答题
|
较易
(0.85)
解题方法
【推荐2】已知集合A={x|x<1或x>2},B={x|﹣m<x<m},若B⊆A,求m的取值范围.
您最近一年使用:0次
解答题-问答题
|
较易
(0.85)
名校
解题方法
【推荐2】在①
、②
、③
这三个条件中任选一个,补充在下面横线上,求解下列问题:
设集合___________,集合
,
(1)定义
且
,当
时,求
;
(2)若
,求实数
的取值范围.
注:如果选择多个条件分别解答,按第一个解答计分.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9bac01fa2b01a98a6c21602faab41e9c.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/188791535098a44dcdea38cd18d79ba3.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/fbf226c94f6bcfa1ec586137dfad52eb.png)
设集合___________,集合
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/aa9bd5d0314d6f5eebb3aa9b1c67c32a.png)
(1)定义
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/09f4bcaec7926363d8f77c6e773920d6.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b998f1e3675e0fa3b790c416a751af63.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/fd876a2ed79c64bacc3e64b8ee92735e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5e9e460c144f7a2141d2df0308b125f2.png)
(2)若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/fdbbe46a98a8fdebfc46fcbc45dc88e8.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/294f5ba74cdf695fc9a8a8e52f421328.png)
注:如果选择多个条件分别解答,按第一个解答计分.
您最近一年使用:0次
解答题-问答题
|
较易
(0.85)
【推荐1】设全集为
,集合
,
.
![](https://img.xkw.com/dksih/QBM/editorImg/2022/10/31/e94882dc-482e-4914-bafc-1c02c6913381.png?resizew=178)
(1)求如图阴影部分;
(2)已知
,若
,求实数
的取值范围.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/fc0dc8098ad6f31bdd87771ca9cfa33a.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6e160924217b8473c0fcb8578b930e3c.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5d4feb4c52748ebaa6f5fbc87d7f9f47.png)
![](https://img.xkw.com/dksih/QBM/editorImg/2022/10/31/e94882dc-482e-4914-bafc-1c02c6913381.png?resizew=178)
(1)求如图阴影部分;
(2)已知
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/880ee029cb9230ca29789becaaad059a.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/438a4fbc4db6a280ed1f2cde04105b6d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/36a1b09c653185842513e24ebba60bb3.png)
您最近一年使用:0次
解答题-问答题
|
较易
(0.85)
名校
解题方法
【推荐2】集合
,
,
.
(Ⅰ)求集合
;
(Ⅱ)若
,求实数
的取值范围.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e6f3702367e7ec3f4bc545ee1317d0cd.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6bc8a4789f6298c27aaab385e2305240.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ec482dfe1b6d33bdb49b62e9adee0272.png)
(Ⅰ)求集合
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5df01d93fc010100dd0f03902aecc870.png)
(Ⅱ)若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8f438a058e8e893426ae0830918431ce.png)
![](https://img.xkw.com/dksih/QBM/2021/3/7/2672944797048832/2683574921297920/STEM/2b093054acc2480ca548a360fd473310.png?resizew=13)
您最近一年使用:0次
解答题-问答题
|
较易
(0.85)
解题方法
【推荐1】函数
满足
都有
成立,若
,
(1)求
的值.
(2)若
在
上递减,解不等式
.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4fe7d5809da02c15a43a0e9a898b9086.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3b0c91e079270fd5e146f4c1c50a074b.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6521ef75f0a05fe62cdfd2fbbe0430b6.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f7e79070b45fe7c6e6485f164b8be18c.png)
(1)求
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e637f8b9c38ee1a8373ed31eb71fa05d.png)
(2)若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4fe7d5809da02c15a43a0e9a898b9086.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6ab5e0524def52baf53480b8726784ed.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/132cfbba9b4bbf2b5c1c22fc04d0ec16.png)
您最近一年使用:0次
解答题-问答题
|
较易
(0.85)
名校
解题方法
【推荐2】已知集合
,求:
,
,
.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6ffcc57873533d9601d984748e6dd5a1.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8fdbfa7a63fdf5717d40c8c9a73ec160.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b3744e71abf4b43e128eabea9181b712.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/bbfa5ad99d60a473d94bb6811ddbfe8a.png)
您最近一年使用:0次