解题方法
1 . 已知集合
,若
且
,则实数
的取值范围是__________ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/498c2474679db09099761d1e35141e4f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/96f1ba0a1129741502600e47bf058c98.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3d460e1bb659711cf0000fb4f3a4d0fc.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0a6936d370d6a238a608ca56f87198de.png)
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2 . 已知集合
,
,则
的子集个数为______ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e8525f3c54cf11fbdd8b3208a3b9c37b.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8817b9550ea4ceeb77f2fa1a29b40346.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8fdbfa7a63fdf5717d40c8c9a73ec160.png)
您最近一年使用:0次
解题方法
3 . 已知集合
,
,若
,则实数m的取值范围为_________ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/607d9267e98ead0b363f60cb42a7dcb9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8f1c87f3d08bb78c0340ceb102888ade.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/04ceb1f338fa60976229d7ec6531b626.png)
您最近一年使用:0次
名校
4 . 已知集合
,则
中的元素个数为__________ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/062debb01a3e69efd1052b5326c25412.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8fdbfa7a63fdf5717d40c8c9a73ec160.png)
您最近一年使用:0次
名校
解题方法
5 . 已知集合
,集合
且
,若
,则
的取值范围是_____________ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/73461bdae8b2f6793d43afd2e5dfe09a.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/47293d8b87516992971d6ba498bcf4e2.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e4f1cfeb3f6ccc8573760d5776007321.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/dea9a4259cca10c1f5af28e621ebafd6.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0a6936d370d6a238a608ca56f87198de.png)
您最近一年使用:0次
6 . 已知集合
,
,则![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b4b9b470218359a4a47be9244980489e.png)
______ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/48e24b379c9c33ef1d146234fe1b8883.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f3c02b1e8be0ae3d41998a8768b28e51.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b4b9b470218359a4a47be9244980489e.png)
您最近一年使用:0次
2024·全国·模拟预测
解题方法
7 . 已知集合
,
,则![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b4b9b470218359a4a47be9244980489e.png)
______ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a1e21a23fbd611acc96cc16d9de1ee74.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4e766cf9ba819782f6a35034b7eaf539.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b4b9b470218359a4a47be9244980489e.png)
您最近一年使用:0次
2024·全国·模拟预测
8 . 设集合
,若
,则实数
的值为______ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6a4e15411784334fbf3ecc446e715533.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d63e5bd72e7d0f42d9ac77fcedead9d6.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0a6936d370d6a238a608ca56f87198de.png)
您最近一年使用:0次
解题方法
9 . 已知集合
,
,若
,则
的子集的个数为________ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9277f220db64ce3598829cc0c331f99a.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b460574ea8975b5640cb545f350d6ac9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d83c3b281bd0dd19f308884e6062d36e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b3744e71abf4b43e128eabea9181b712.png)
您最近一年使用:0次
解题方法
10 . 已知
,设集合
,集合
,若
,则![](https://staticzujuan.xkw.com/quesimg/Upload/formula/380bbacf854e30e2e747fc286d2b9997.png)
______ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/10bbdef421c976962a270a2beabbad91.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/416073f15f8f3ca7444c1a6d7dd3ab04.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0135df381808119c5f864fb2c9cbba63.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0b05d2be27e8f53e4de3071846dffb41.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/380bbacf854e30e2e747fc286d2b9997.png)
您最近一年使用:0次