1993的1994次方的末位数
人气：491 ℃ 时间：2020-01-28 11:21:16
解答
1993的1次方,末尾数是3,2次方是9,三次方是7,四次方是1,5次方是3,
可见是3971的循环
1994/4=498.2
所以1993的1994次方的末位数是9
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