名校
解题方法
1 . 设集合
,
,则“
或
”是“
”的什么条件?
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e395c61bd37a56fa916be549745dee3c.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2732f54f17edbcb766b772774151c23b.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/acfc595518cf752e1c7903dfff93dbda.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/320a7c616f6f7207a0a38bb707ac2205.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/eb4ba7c1acb3ce8c0ec56e2ea3c4bd8c.png)
您最近一年使用:0次
2017-08-03更新
|
93次组卷
|
4卷引用:山西省怀仁县第八中学2016-2017学年高二(实验班)下学期期末考试数学(文)试题