已知集合
,
,若
,则实数![](https://staticzujuan.xkw.com/quesimg/Upload/formula/380bbacf854e30e2e747fc286d2b9997.png)
__________ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1e6dd415bcdb01c59d3cb6c09c8eda95.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/29f916cfe8ea29df314386219707021b.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b0a581724980ab630b8394a240c808e0.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/380bbacf854e30e2e747fc286d2b9997.png)
2020·江苏镇江·三模 查看更多[2]
更新时间:2020-06-29 20:31:03
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解题方法
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