Is the integer n odd?
(1) n is divisible by 3
(2) 2n is divisible by twice as many positive intergers as n
答案是B
哪位帮我翻译一下条件2, 我死活不理解这句话,崩溃了,谢谢
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汗.....这个'还多'是从哪个字翻出来的........我更看不懂了.............
然后为什么能得出n是奇数的结论呢?
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