急求
8 = [ [(1+x)^5] - 1 ] ÷
x
8x = [(1+x)^5] - 1
求續.....
收錄日期: 2021-04-15 18:55:23
原文連結 [永久失效]:
https://hk.answers.yahoo.com/question/index?qid=20150401000051KK00118