Calculate 2012/2011 x 2011/2010 x 2010/2009 x....x 3 /2x 2/1
更新1:
and briefly explain how you get the answer
and briefly explain how you get the answer
收錄日期: 2021-04-20 14:10:05
原文連結 [永久失效]:
https://hk.answers.yahoo.com/question/index?qid=20130813000051KK00456