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根号8的二次方是无理数吗?
更新时间: 2021-01-23 09:12:34  

1、根号8是无理数,因为开不尽方,但是根号8的二次方,也就是8,是有理数。

2、根号8是无理数。无理数,即非有理数之实数,不能写作两整数之比。若将它写成小数形式,小数点之后的数字有无限多个,并且不会循环。

关键词: 根号 次方 无理数

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