名校
解题方法
1 . 已知全集为
,集合
.
(1)当
时,求
;
(2)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/a43b2faa4f81f32d94612dce724e772b.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/fbf3d46d67ef50002ca18e04a3bb0442.png)
(1)当
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0b550ee821ee1838384835e81fc34b67.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/eda922978abb112ea099f28ff9ec1170.png)
(2)若“
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b3f9e3e9114efdef663ecd60364e2c1d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e23af61cd402b3789af2401bde9cbefe.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0a6936d370d6a238a608ca56f87198de.png)
您最近一年使用:0次
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2 . 已知p:
,q:
,且¬q是¬p的必要而不充分条件,则a的取值范围为__________ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a2b9e0b8c8fa90ef1854a0e43aab04a3.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7945a3168ddc06ebabc767269fc0966c.png)
您最近一年使用:0次
2020-11-29更新
|
545次组卷
|
2卷引用:吉林省通化市辉南县第六中学2024届高三上学期第一次半月考数学试题