200000(1.005)^n-x{[(1.005)^n-1]/(1.005-1)}
下步係點?
我睇solution,下步已經係:
200000(1.005)^n-200x[(1.005)^n-1]
收錄日期: 2021-04-25 13:39:14
原文連結 [永久失效]:
https://hk.answers.yahoo.com/question/index?qid=20080907000051KK02276