名校
解题方法
1 . 已知集合
,
.
(1)若
,求实数
的取值范围;
(2)设
,
,若
是
的充分不必要条件,求实数
的取值范围.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b0b4492ef773d9427b6f49482be9d96b.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a140c96477d1710df94c52395cf4e1da.png)
(1)若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/fdbbe46a98a8fdebfc46fcbc45dc88e8.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/294f5ba74cdf695fc9a8a8e52f421328.png)
(2)设
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9fc11e9183ffccd297df4a1c18618bae.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/218c5309e534904dc6bf768074965239.png)
![](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/294f5ba74cdf695fc9a8a8e52f421328.png)
您最近一年使用:0次
名校
解题方法
2 . 已知集合
,
.
在①
;②
这两个条件中任选一个,补充到本题第(2)问的横线处,并求解下列问题.
(1)当
时,求
;
(2)若______,求实数
的取值范围.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3d7a271361617b5bdf757abae67aafb5.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/aa1e1e9b714b8f8159390ace745842d4.png)
在①
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/dd9d50619b779c1056602f46b2a95e90.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/dea9a4259cca10c1f5af28e621ebafd6.png)
(1)当
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0b550ee821ee1838384835e81fc34b67.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b3744e71abf4b43e128eabea9181b712.png)
(2)若______,求实数
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0a6936d370d6a238a608ca56f87198de.png)
您最近一年使用:0次
名校
3 . 已知集合
,集合
.
(1)当
时,求
,
;
(2)若
,求实数
的取值范围.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b36337d7a144072405643ec20b584e6f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9dd601b56b6dbc80767f63425589072e.png)
(1)当
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7aed39f5aca78934fb383402433fe549.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8fdbfa7a63fdf5717d40c8c9a73ec160.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/be056150ed30661497b64d4053f54584.png)
(2)若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/fdbbe46a98a8fdebfc46fcbc45dc88e8.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/294f5ba74cdf695fc9a8a8e52f421328.png)
您最近一年使用:0次
解题方法
4 . 设集合
,
,若
,则实数
的值可以为( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/361e3f220ac1519ffb4ddddc113acc18.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5776e7346757065e67dc1e9bd39f35c0.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/fdbbe46a98a8fdebfc46fcbc45dc88e8.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0a6936d370d6a238a608ca56f87198de.png)
A.![]() | B.0 | C.3 | D.![]() |
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名校
解题方法
5 . 设全集为
,集合
,![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d2d04748ba401dc464eac29bc9339958.png)
(1)若a=1,求
;
(2)问题:已知_________,求实数a的取值范围.
从下面给出的两个条件中任选一个,补充在上面的问题中,并进行解答(请选出一种方案进行解答,若选择多个方案分别解答,则按第一个解答计分)
①
;②
.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/cf3ed15aa3dcc4211fb520b5b942c989.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/881717e4566c6d5ed162c2b846a8f49e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d2d04748ba401dc464eac29bc9339958.png)
(1)若a=1,求
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/cfb17a2a90cd479b604258d1258e9636.png)
(2)问题:已知_________,求实数a的取值范围.
从下面给出的两个条件中任选一个,补充在上面的问题中,并进行解答(请选出一种方案进行解答,若选择多个方案分别解答,则按第一个解答计分)
①
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2d7f14bf7f60fe19b509223284455f05.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/dea9a4259cca10c1f5af28e621ebafd6.png)
您最近一年使用:0次
2023-10-13更新
|
94次组卷
|
3卷引用:福建省南安市本真高级中学2023-2024学年高一上学期期中考试数学试题
名校
解题方法
6 . 已知集合
,若
,则实数
的取值集合是( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e2c025543e3e95473416c4cd8027e4b9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7eac19737d882225c903054eb4863501.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0a6936d370d6a238a608ca56f87198de.png)
A.![]() | B.![]() | C.![]() | D.![]() |
您最近一年使用:0次
名校
解题方法
7 . 集合
,
,且
,实数
的值为( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/21c2ac0e9e9b64be5fe4b21da9879305.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d46e24e5f769d2057acd26e3241b64ab.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/dd9d50619b779c1056602f46b2a95e90.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0a6936d370d6a238a608ca56f87198de.png)
A.![]() | B.![]() | C.![]() ![]() | D.![]() ![]() ![]() |
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2023-08-26更新
|
1015次组卷
|
2卷引用:福建省将乐县第一中学2023-2024学年高一上学期第一次月考数学试题
名校
解题方法
8 . 已知集合
,
.
(1)若
,求
,
;
(2)若
,求实数a的取值范围.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ae282f8773509164cca69ab7ee813ffa.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8ecfb05896f6f977e85567b1633d0d1f.png)
(1)若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0b550ee821ee1838384835e81fc34b67.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c81919684bc4047d376c7e57dc6c8f1c.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/58a383c6f21d52e8632095b326b46129.png)
(2)若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7eac19737d882225c903054eb4863501.png)
您最近一年使用:0次
2023-09-29更新
|
186次组卷
|
3卷引用:福建省福州市永泰县第二中学2022-2023学年高一上学期期中考试数学试题
福建省福州市永泰县第二中学2022-2023学年高一上学期期中考试数学试题(已下线)模块四 专题4 大题分类练 《集合与常用逻辑用语》基础夯实练天津市双菱中学2023-2024学年高一上学期11月期中数学试题
名校
9 . 已知集
,![](https://staticzujuan.xkw.com/quesimg/Upload/formula/65a9eff587a429f63a0f8a5c97c8bff5.png)
(1)若
,求
;
(2)若
,求实数
的取值范围
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/17544508ca82fc263500f30b715cb06e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/65a9eff587a429f63a0f8a5c97c8bff5.png)
(1)若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/53b658073290f86caa251e6605fb825a.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b3744e71abf4b43e128eabea9181b712.png)
(2)若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0b05d2be27e8f53e4de3071846dffb41.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0a6936d370d6a238a608ca56f87198de.png)
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2023-09-11更新
|
583次组卷
|
6卷引用:福建省厦门市翔安中学(九溪高级中学)2023-2024学年高一上学期第一次月考数学试题
解题方法
10 . 已知集合
,![](https://staticzujuan.xkw.com/quesimg/Upload/formula/98d1005e2f0faf29184931207a75b050.png)
(1)若
,求
,
;
(2)若
,则实数a的取值范围.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/93b459010d71c48140324efc42a22b38.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/98d1005e2f0faf29184931207a75b050.png)
(1)若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0b550ee821ee1838384835e81fc34b67.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8fdbfa7a63fdf5717d40c8c9a73ec160.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b3744e71abf4b43e128eabea9181b712.png)
(2)若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/fdbbe46a98a8fdebfc46fcbc45dc88e8.png)
您最近一年使用:0次
2023-06-18更新
|
562次组卷
|
2卷引用:福建省福州市八县(市、区)一中2022-2023学年高一上学期11月期中联考数学试题