How many positive integers n are there such that 30n is a divisor of (23)×(3)×(5

游客2025-02-23 46

问题

选项

答案

解析

转载请注明原文地址:http://tihaiku.com/zcyy/3969465.html

相关试题推荐

随机试题

最新回复(0)