解题方法
1 . 已知集合
.
(1)若
,求
;
(2)若
,求
的取值范围.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c57e5dadb8547b2c89a48382768431b5.png)
(1)若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d8a3cc8c48bf54ec8252e5dce6867754.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/318212b9ba5866ba3fd6f4327526443f.png)
(2)若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/dea9a4259cca10c1f5af28e621ebafd6.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
,
,![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e678393488bd3722ca38adc76df2228e.png)
(1)若满足
,求实数
的取值范围;
(2)若满足
,求实数
的取值范围.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f92defe532e75dda6a54fb5237df0f0d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/fb01a1f28a6752cb633d9523475631bf.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e678393488bd3722ca38adc76df2228e.png)
(1)若满足
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/281b7f1f77b4b82e84f906019acca76f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/294f5ba74cdf695fc9a8a8e52f421328.png)
(2)若满足
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0b05d2be27e8f53e4de3071846dffb41.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/294f5ba74cdf695fc9a8a8e52f421328.png)
您最近一年使用:0次
名校
3 . 设集合
,
,
,
.
(1)求
,
的值及A,
;
(2)求
.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e3e74051cfd677ebb850fdb17773a986.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/04a0de39519812f328115c7bede952de.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/fbc992c9e51d4b22232adf6bb5c8055a.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7e5e4983703f1156f3d20b930f8e8c16.png)
(1)求
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0a6936d370d6a238a608ca56f87198de.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2c94bb12cee76221e13f9ef955b0aab1.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7f9e8449aad35c5d840a3395ea86df6d.png)
(2)求
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c5f10a792519d4428c68cbc92c767b82.png)
您最近一年使用:0次
2023-11-10更新
|
269次组卷
|
3卷引用:河北省名校强基联盟2023-2024学年高一上学期期中联考数学试题
名校
4 . 已知集合
,
,若
,则![](https://staticzujuan.xkw.com/quesimg/Upload/formula/380bbacf854e30e2e747fc286d2b9997.png)
______ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b326f211114b64c6692c23728ba89c88.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3146f203578aa47c0987e88cf348985b.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/85207abd6f550a486feeec9ee3a72170.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/380bbacf854e30e2e747fc286d2b9997.png)
您最近一年使用:0次
2023-11-10更新
|
336次组卷
|
2卷引用:河北省名校强基联盟2023-2024学年高一上学期期中联考数学试题
名校
解题方法
5 . 已知集合
,集合
,若
,则a的取值可以是( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/851d97341b7074366a66dcbb614766e2.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8ae2da00e74f769ae067032e51aaa81b.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/04ceb1f338fa60976229d7ec6531b626.png)
A.1 | B.0 | C.![]() | D.![]() |
您最近一年使用:0次
2023-11-07更新
|
130次组卷
|
2卷引用:河北省保定市第三中学2023-2024学年高一上学期10月月考数学试题
名校
6 . 设集合
,
.若
,则
( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6bb844a18b38ddbd2c6ac50ef7c64107.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c2baf44fd6d8bdc38af80df1453ac975.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/906ea02bdb4a1f6dc7d477109486c6de.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b1f9fabbbe61a759e52ec975215e2e7c.png)
A.![]() | B.![]() | C.![]() | D.![]() |
您最近一年使用:0次
名校
7 . 集合
,若
,则实数a的取值范围为( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/bf35df5fe293d4af252a10293dbbc1a0.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/dea9a4259cca10c1f5af28e621ebafd6.png)
A.![]() | B.![]() | C.![]() | D.![]() |
您最近一年使用:0次
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/bd8ad335fbf469e9a4035905c2b37276.png)
(1)若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e65397f11ea8af736f38debadf420c4a.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b3744e71abf4b43e128eabea9181b712.png)
(2)若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0b05d2be27e8f53e4de3071846dffb41.png)
您最近一年使用:0次
解题方法
9 . 在①
﹔②“
”是“
”的充分不必要条件;③
这三个条件中任选一个,补充到本题第(2)问的横线处,求解下列问题.
问题:已知集合
,
(1)当
时,求
;
(2)若_______,求实数a的取值范围.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/dd9d50619b779c1056602f46b2a95e90.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6ed006b944ea64f970fee46e2f558467.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e23af61cd402b3789af2401bde9cbefe.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/dea9a4259cca10c1f5af28e621ebafd6.png)
问题:已知集合
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/707f203a1f5b1953140434f71da8745b.png)
(1)当
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8e258ab9e600435b37465092243d99f6.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b3744e71abf4b43e128eabea9181b712.png)
(2)若_______,求实数a的取值范围.
您最近一年使用:0次
2023-11-06更新
|
59次组卷
|
2卷引用:河北省石家庄卓越中学2023-2024学年高一上学期第一次月考(10月)数学试题
2023高一上·全国·专题练习
名校
解题方法
10 . 已知集合
,集合
.
(1)若
,求实数
的取值范围;
(2)命题
:
,命题
:
,若
是
的充分条件,求实数
的取值范围.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/426e1d7e95e6b2dafaacbb47975e8a8a.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/46dde1ffe87040449708c09cd1ad01a2.png)
(1)若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/dea9a4259cca10c1f5af28e621ebafd6.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/294f5ba74cdf695fc9a8a8e52f421328.png)
(2)命题
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b1010846eeec6c9da29640f5aa3f8738.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6ed006b944ea64f970fee46e2f558467.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9aa8a716a31b0f51b70fdf9bdb257909.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e23af61cd402b3789af2401bde9cbefe.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
2023-11-03更新
|
604次组卷
|
4卷引用:河北省石家庄二十四中2023-2024学年高一上学期期中数学试题
河北省石家庄二十四中2023-2024学年高一上学期期中数学试题(已下线)人教A版高一上学期【期中押题卷02】-【满分全攻略(人教A版2019必修第一册)浙江省台州市第一中学2023-2024学年高一上学期期中数学试题安徽省六安市裕安区新安中学2023-2024学年高一上学期期中考试数学试卷