若
是方程
的解,则![](https://staticzujuan.xkw.com/quesimg/Upload/formula/380bbacf854e30e2e747fc286d2b9997.png)
______ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/707ea658f3a9359f5740d5aab48f7948.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2192794ba1485aec15fb72dfec5f12da.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/380bbacf854e30e2e747fc286d2b9997.png)
更新时间:2024-01-22 23:40:53
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【推荐2】已知一个正数的两个平方根是
和
,则这个数是______ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b482df9046a13963befb97f3167768de.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7bbc9c9c5725be43b5f7aa62f157e28c.png)
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