1 . 已知命题p:
,
,命题p为假命题时实数t的取值集合为A.
(1)求集合A;
(2)设集合
,若
是
的充分不必要条件,求实数m的取值范围.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d96b743603ab1c10330622f16db78dbe.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9f69f5eb0037681eb33e4e5525a40fad.png)
(1)求集合A;
(2)设集合
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d54fd5bcf07b2a4895bed77e27d57ad8.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e23af61cd402b3789af2401bde9cbefe.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6ed006b944ea64f970fee46e2f558467.png)
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2023-09-25更新
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2卷引用:江苏省扬州市高邮市2023-2024学年高三上学期期初考试数学试题