1 . 命题“
”的否定是__________ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/dabd416ae9b5b32f0a23345d12eabf8d.png)
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2 . 集合
,则![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b4b9b470218359a4a47be9244980489e.png)
__________ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/12ab041ac5e9be0b9518df4f49e1386f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b4b9b470218359a4a47be9244980489e.png)
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名校
3 . 集合
,则![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b4b9b470218359a4a47be9244980489e.png)
__________ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ab470a2d790006f67e3e617d803d845c.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b4b9b470218359a4a47be9244980489e.png)
您最近一年使用:0次
2023-11-02更新
|
1120次组卷
|
4卷引用:天津市第四十七中学2023-2024学年高三上学期10月期中数学试题
4 . 已知集合
,集合
,则集合![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1336d38741aab2255a35c26612bbd7cc.png)
______ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/905ef5571e0b5a698027b02ca500204b.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/189e89d5f3342e2e474957e7659d3496.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1336d38741aab2255a35c26612bbd7cc.png)
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5 . 若命题“
,
”是真命题,则实数m的取值范围是______ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d274b4edbba503ea1b3ac1e3d1bbfe91.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c9bc1f5eeef51c8b73e5757eab87f93d.png)
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6 . 设命题
,
.若
为假命题,则实数
的取值范围是______ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/bf412e40a85403fd9aeb9a866f874d1f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1271e268662331105e5cb6caa9e781f3.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b1010846eeec6c9da29640f5aa3f8738.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0a6936d370d6a238a608ca56f87198de.png)
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2022-11-11更新
|
349次组卷
|
3卷引用:天津市五校联考2022-2023学年高三上学期期中数学试题
解题方法
7 . 不等式
的解集为____________ ;若“
”是“
”成立的必要不充分条件,则实数m的取值范围是____________ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/91c4d44c1d6fb437be0a779f7997d51d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7dc37babc817cfdd620a9f9f0aac5785.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d08533b23a192f093ad98a1bdb8f144c.png)
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解题方法
8 . 含有3个实数的集合既可表示成
,又可表示成
,则
_____ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/15ded19c8b064a3202b2f0a02f4709d0.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/eac2f1fc383ede37e59756bad4e8fd3c.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b5f7caf59ce1f8618ae55b3c1b1df582.png)
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名校
9 . 命题:“
,
”的否定为______ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6422b9c2e93a91fe9e39ce4d9dabb0fc.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2c72de5974a60da6b330dd48d0c09d26.png)
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2024-01-11更新
|
245次组卷
|
8卷引用:天津河西2017-2018学年高三上期中(理)数学试题
名校
解题方法
10 . 集合
,
,则![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b4b9b470218359a4a47be9244980489e.png)
___________ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e2bfe1a7b3a821ca9427bfb6d0f22a95.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/24309d5b9a73054f28c4cac9c650c319.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b4b9b470218359a4a47be9244980489e.png)
您最近一年使用:0次
2022-01-12更新
|
577次组卷
|
2卷引用:天津市河西区2021-2022学年高三上学期期中数学试题