已知集合
,
,
,
(1)求
;
(2)若
,求实数
的取值范围.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/940581e270411226564af4a44692077e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/100f200072ccccdb06512885ef1c855a.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/747622c07b9be9360ce3f9c4c8b7d451.png)
(1)求
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8250496dff397b3e8778755a8fe5d31e.png)
(2)若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d2bed4f3b7d72db3b022165360678e8d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0a6936d370d6a238a608ca56f87198de.png)
更新时间:2021-11-13 19:09:48
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【推荐1】已知全集
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(1)求
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(2)若集合
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![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3961c8391f4fc03a97cf9a697d4f7efe.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0a6936d370d6a238a608ca56f87198de.png)
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【推荐2】设集合![](https://staticzujuan.xkw.com/quesimg/Upload/formula/bc54b7e6df29649c8b3d33d41674a37d.png)
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(2)若
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(1)若
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(2)若
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(1)若
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解答题-问答题
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较易
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解题方法
【推荐1】已知集合![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c5f1e5d29de6e4d72bfed62d9c14dde5.png)
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)![](https://staticzujuan.xkw.com/quesimg/Upload/formula/321a57dd129e992d7834e91961987bd1.png)
.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c5f1e5d29de6e4d72bfed62d9c14dde5.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7c88153d70d57b3e09893cea17dfc44a.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c6b169a21fdbb42adb9dbed8ce3dda99.png)
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![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5963abe8f421bd99a2aaa94831a951e9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7f9e8449aad35c5d840a3395ea86df6d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ae3516cead1976248defbf1ffe368170.png)
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![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8fdbfa7a63fdf5717d40c8c9a73ec160.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ae3516cead1976248defbf1ffe368170.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/321a57dd129e992d7834e91961987bd1.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7f9e8449aad35c5d840a3395ea86df6d.png)
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![](https://staticzujuan.xkw.com/quesimg/Upload/formula/dc871940b9076020234c54d08888b497.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/587e6285afa536e35845404dc49d2c16.png)
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![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ae3516cead1976248defbf1ffe368170.png)
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![](https://staticzujuan.xkw.com/quesimg/Upload/formula/898f3dd7fb9524cd5af11a64b5a95e6e.png)
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您最近一年使用:0次