已知全集
,集合
,
.
(1)求
,
;
(2)若
,求实数
的取值范围.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0a64dc61989ca50b9ee19d835c4ed268.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/49c8c01c3373f5bef4b708d9c4b8fedf.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2351d41035bcb1cac90b8bea6739f76d.png)
(1)求
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9a191309dcecdc978029cc2542e6ad82.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5159ab0a801b54df6535a0a6a16cc556.png)
(2)若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f3c6f6ba2d21a9226ad7adca563f37c5.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0a6936d370d6a238a608ca56f87198de.png)
更新时间:2019-10-01 16:21:03
|
相似题推荐
解答题-问答题
|
适中
(0.65)
名校
解题方法
【推荐1】已知集合
.
(1)求
.
(2)已知集合
,若满足______,求实数
的取值范围.请从①
,②
,③“
”是“
”的充分不必要条件中选一个填人(2)中横线处进行解答.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/787ce2606e8f739cb995d53d33cd34d7.png)
(1)求
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d89504e77251a53877e41b64cb5c943d.png)
(2)已知集合
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/124aab70611dd605ca2d34afd6784e65.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/294f5ba74cdf695fc9a8a8e52f421328.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e37ccbb1f8b372b234ee46455c9213de.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/55cb5e12b9bf4ded4a81965fe31e7f69.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b3eb5935678e432e6f1f3180bfdb3175.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e23af61cd402b3789af2401bde9cbefe.png)
您最近一年使用:0次
解答题-问答题
|
适中
(0.65)
名校
解题方法
【推荐2】已知集合
,集合
.
(1)若
;求
;
(2)若
,求实数
的取值集合.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/02ff235b3be7e69410683bdd99bd0b4b.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/aa1e1e9b714b8f8159390ace745842d4.png)
(1)若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ab839d8569171afab5ed55c22013aa72.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e30b417a11d6e094cbc308577ff13e40.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
解答题-问答题
|
适中
(0.65)
名校
【推荐1】已知全集
.
(1)求
;
(2)若
,且
,求实数
的取值范围.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d339e0040026a385746c959eaf981f7f.png)
(1)求
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ea220db2c720c12f1cd16c827afa6832.png)
(2)若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/86f58c80417b72402740c53a6d610dac.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f3ba2d57b2d6bdfe3b90bff37418344f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0a6936d370d6a238a608ca56f87198de.png)
您最近一年使用:0次
解答题-问答题
|
适中
(0.65)
名校
解题方法
【推荐2】已知全集
,集合
或
,
.
(1)求
,
.
(2)若集合
且
,求实数
的取值范围.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0a64dc61989ca50b9ee19d835c4ed268.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e736d9e6b0a468bcbb353cae310f5da5.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/eb6b253b187fe36e6bd40c46bcfc114a.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f51872838767e9844501d19fed3ff896.png)
(1)求
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8fdbfa7a63fdf5717d40c8c9a73ec160.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/76e5450f24464d07f1a767714fa639cc.png)
(2)若集合
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c6687fbba95342d241ab5f7ac9e1f0df.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/217b8d7c3104975ba14310a147433cf8.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f0a532e15e232cb4b99a8d4d07c89575.png)
您最近一年使用:0次