设集合
,若
,且
,则x的值为_______ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/91d568479fa8451a8617888814d1f3f6.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6ed006b944ea64f970fee46e2f558467.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/653bcf7b627c3b87fcb310732313d9b0.png)
更新时间:2022-11-12 18:41:23
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【知识点】 根据元素与集合的关系求参数解读