已知集合
,
,
,且
,
.
(1)求
的值;
(2)求
的取值范围.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a2c5e13228dda55cba38c8c6e02018a4.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a5e33ef6d9ce6a1cd0494708afb8ee9a.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f163f8fcdd338fbb6566425f88cffc02.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/04ceb1f338fa60976229d7ec6531b626.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/438a4fbc4db6a280ed1f2cde04105b6d.png)
(1)求
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/294f5ba74cdf695fc9a8a8e52f421328.png)
(2)求
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0a6936d370d6a238a608ca56f87198de.png)
更新时间:2022-12-10 22:25:10
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解答题-问答题
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较易
(0.85)
【推荐1】已知集合
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(1)若
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(1)若
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(2)若
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![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e4158b45eb02a7765e069e58eacaa576.png)
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您最近一年使用:0次
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较易
(0.85)
名校
【推荐2】已知集合
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(1)若
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(2)若
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![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f5224e621d634de6ecb54ad76a0a2e97.png)
(1)若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8e258ab9e600435b37465092243d99f6.png)
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(2)若
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您最近一年使用:0次
解答题-问答题
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较易
(0.85)
解题方法
【推荐1】已知集合
,
.
(1)若
,求
;
(2)若
,求
的取值范围.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4c5b7bf7fcd6c768261cb27019b68b47.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/09810610d53326f2e786f31d60f55b45.png)
(1)若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0b550ee821ee1838384835e81fc34b67.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8fdbfa7a63fdf5717d40c8c9a73ec160.png)
(2)若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/dd9d50619b779c1056602f46b2a95e90.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0a6936d370d6a238a608ca56f87198de.png)
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较易
(0.85)
名校
【推荐2】已知集合
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![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f3d2f126896fa2559ab21ce2d1ad4297.png)
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(1)求集合
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(2)若集合
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![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a14d3f432b6ea0a832b4b63fd476d72a.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0a6936d370d6a238a608ca56f87198de.png)
您最近一年使用:0次