整数 末尾三位数字是:A.125 B.375 C.625 D.875

作者: tihaiku 人气: - 评论: 0
问题 整数 末尾三位数字是:
选项 A.125 B.375 C.625 D.875
答案 A
解析 n≥3时,若n为奇数, 的末三位数字是125,若n为偶数, 的末三位数字是625,故 的末三位数字是125。

相关内容:整数,末尾,数字

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