1 . 已知集合
,集合
.
(1)当
时,求
;
(2)若
,求实数m的取值范围.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/571f2903d19fbf7bcdbb31daae2ac429.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9ba6a7f952f720ae48ebfc2116e75e3b.png)
(1)当
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d0db2c49919467a2e14540f2aabd05cb.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b3744e71abf4b43e128eabea9181b712.png)
(2)若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0b05d2be27e8f53e4de3071846dffb41.png)
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解题方法
2 . 已知函数
,则不等式
的解集为( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/99eaeb2ab68a49074d623ffca072fed8.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8c1feb3469de4c41463a9b0f5a57c708.png)
A.![]() | B.![]() | C.![]() | D.![]() |
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解题方法
3 . 已知集合
,
.
(1)求集合
;
(2)命题
,命题
,若
是
的必要不充分条件,求实数
的取值范围.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8bf92c2022a14b9b80a86703497a6903.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b6cbc22150c6c8ba932a2490bcccc940.png)
(1)求集合
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5963abe8f421bd99a2aaa94831a951e9.png)
(2)命题
![](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/0a6936d370d6a238a608ca56f87198de.png)
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解题方法
4 . 已知全集
,集合
,
或
.
(1)求
;
(2)若
,求实数a的取值范围.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6dcaf41cda5c2df78a0ed2ac97277ceb.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/709bdec53892ae00be77307c373e42e9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ad7380525442d9427139b75c08286549.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/674244e5fd7784f3386565bdd29816de.png)
(1)求
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/dd9ee4df3cd0c5982eec8be19e136130.png)
(2)若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7d855660a3fed2a08f22db1232308eeb.png)
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5 . 设全集
,集合
,集合
.
(1)求
;
(2)有三个条件:①
,②
,③“
”是“
”的必要条件,从这三个条件中任选一个作为已知条件,求实数
的取值范围.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/860ebb6f76cd3cb9a265dfc233002a13.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c1deb5147fbdc85fd87e3d88e6e19af3.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/71714a3d9fae12e5a423b90532a839ab.png)
(1)求
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d671d4ce46f03f75a328734f2acbac91.png)
(2)有三个条件:①
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/421e675c78c65373378ddf2928c808af.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/fdbbe46a98a8fdebfc46fcbc45dc88e8.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/0a6936d370d6a238a608ca56f87198de.png)
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6 . 已知集合
,
,则
( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/dbc6fbb379562b317ca44d2e0dc9b39f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3670cd24e0bc91fbae3bcca64f008d2e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6a731a294c5db525fd5cccce4f8c473e.png)
A.![]() | B.![]() |
C.![]() | D.![]() |
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2023-12-14更新
|
257次组卷
|
2卷引用:四川省德阳市第五中学2023-2024学年高三上学期12月月考文科数学试题
名校
7 . 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/fb6d5ebf8e82f8b941a93bab4c7256ce.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/bc29c02a4c0c8b22acf202b632aeed67.png)
(1)当
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d0db2c49919467a2e14540f2aabd05cb.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8fdbfa7a63fdf5717d40c8c9a73ec160.png)
(2)若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/fdbbe46a98a8fdebfc46fcbc45dc88e8.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/294f5ba74cdf695fc9a8a8e52f421328.png)
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2023-12-12更新
|
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2卷引用:四川省达州市万源中学2023-2024学年高一上学期12月月考数学试题
8 . 已知集合
,集合
,则
( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/53fdae2f672af7da8d96df2c4abd5cc9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0c68fb5ac20721d01eb97bd160b40b3c.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b4b9b470218359a4a47be9244980489e.png)
A.![]() | B.![]() | C.![]() | D.![]() |
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|
174次组卷
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2卷引用:四川省雅安市天立高级中学2023届高三上学期9月月考数学(文)试题
名校
解题方法
9 . 设集合
,则
( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/899850221ac2d36dca47e01fec1f4a70.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3bada090db1e0f8c1be7192718d16c74.png)
A.![]() | B.![]() |
C.![]() | D.![]() |
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2023-11-20更新
|
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2卷引用:四川省成都市石室中学2023-2024学年高三上学期期中考试理科数学试卷
10 . 不等式
的解集为__________________ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/97db2a00a2ec88879520ff58e6ef48be.png)
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2023-11-14更新
|
107次组卷
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3卷引用:四川省泸州市古蔺县蔺阳中学校2023-2024学年高一上学期11月月考数学试题
四川省泸州市古蔺县蔺阳中学校2023-2024学年高一上学期11月月考数学试题山东省临沂市第十八中学2023-2024学年高一上学期期末模拟数学试题(四)(已下线)高一数学开学摸底考01-新高考地区开学摸底考试卷