题型:解答题-问答题
难度:0.65
引用次数:654
题号:5486173
已知全集U={x|x≤4},集合A={x|﹣2<x<3},B={x|﹣3≤x≤2}.
(1)求A∩B; (2)求(∁UA)∪B;
更新时间:2017-10-13 09:45:39
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适中
(0.65)
解题方法
【推荐1】设全集
,集合
,
.
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(2)若集合
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(2)若集合
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解答题-问答题
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适中
(0.65)
名校
解题方法
【推荐2】设全集为
,
,
.
(1)若
,求
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;
(2)若“
”是“
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的取值范围.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a43b2faa4f81f32d94612dce724e772b.png)
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(2)若“
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解答题-问答题
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适中
(0.65)
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(1)求
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(2)若集合
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