下列各数
,
,
,
中,无理数的个数有 _____ 个.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/cf298f00799cbf34b4db26f5f63af92f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ca5be7821872c2f83d39ffaea5216d09.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4dac452fbb5ef6dd653e7fbbef639484.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/128f5b3bd63bc1508211d032cafa5526.png)
更新时间:2023-03-11 16:09:02
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的平方根是___________ ,
的算术平方根是____________
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d0cd635d2b106d796d3c116c033a6924.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ca5be7821872c2f83d39ffaea5216d09.png)
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