已知集合
,
.
(1)若
,求
;
(2)若
,求实数
的取值范围.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6fe5935d48807aec3d039afcb465299f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8ca1d48db7a6d8ea8e2584efa411756a.png)
(1)若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/cf0086b054ef120408acac806a1b1318.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/53ca4f65922be1a644416f30f4f1a2f8.png)
(2)若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/fdbbe46a98a8fdebfc46fcbc45dc88e8.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/294f5ba74cdf695fc9a8a8e52f421328.png)
更新时间:2023-11-16 19:17:20
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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1】已知集合
.
(1)若
,求实数
的取值范围;
(2)若
是
的充分不必要条件,求实数
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![](https://staticzujuan.xkw.com/quesimg/Upload/formula/619f1d8d12a270b4ea9770080c440eb6.png)
(1)若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/eaf37be0c2d4521397102009c248f3cb.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0a6936d370d6a238a608ca56f87198de.png)
(2)若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6833b91adaea892664f8c773d5922b5f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f692cdc81d52ab2fda33ace0c006a808.png)
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解答题-问答题
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适中
(0.65)
解题方法
【推荐2】在①
是
的充分不必要条件;②
;③
这三个条件中任选一个,补充到本题第(2)问的横线处,求解下列问题.
问题:已知集合
.
(1)当
时,求
;
(2)若选__________,求实数m的取值范围.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6ed006b944ea64f970fee46e2f558467.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e23af61cd402b3789af2401bde9cbefe.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/dd9d50619b779c1056602f46b2a95e90.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/dea9a4259cca10c1f5af28e621ebafd6.png)
问题:已知集合
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3c7ed7285a40263a8555d445d3dc98fc.png)
(1)当
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d8a3cc8c48bf54ec8252e5dce6867754.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8fdbfa7a63fdf5717d40c8c9a73ec160.png)
(2)若选__________,求实数m的取值范围.
您最近一年使用:0次
解答题-问答题
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适中
(0.65)
【推荐1】已知集合
.
(1)若
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![](https://staticzujuan.xkw.com/quesimg/Upload/formula/27a024ced657f1190c21374ebf82432a.png)
(1)若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7aed39f5aca78934fb383402433fe549.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/361048fd1b1a7f3b7230404a04b7155a.png)
(2)若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/caf22d7d1a965bda25168a233fb6290c.png)
您最近一年使用:0次
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适中
(0.65)
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【推荐2】,求
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适中
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【推荐3】已知全集
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(1)求
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ea220db2c720c12f1cd16c827afa6832.png)
(2)若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/86f58c80417b72402740c53a6d610dac.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f3ba2d57b2d6bdfe3b90bff37418344f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0a6936d370d6a238a608ca56f87198de.png)
您最近一年使用:0次