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3的立方是多少

更新时间: 2020-10-31 00:00:00     

3的立方是27,3的立方就是3×3×3,结果等于27,立方也叫三次方,是三个相同的数相乘,叫做这个数的立方,如5×5×5就叫做5的立方,记做5³。

正数的立方是正数,0的立方是0,负数的立方是负数,负数的奇数次幂都是负数。

关键词: 立方 多少

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