a^n-2 + a^n-1 / a^n-2
點計?
THX~
MATHS QUESTION
2007-10-27 8:19 am
回答 (2)
2007-10-27 8:31 am
a^n-2 + a^n-1
-------------------
a^n-2
=a^n-1
2007-10-27 00:32:58 補充：
２個＝約左佢a^n-2=下面a^n-2 一樣約左 就得返a^n-1咁個答案就=a^n-1
-------------------
a^n-2
=a^n-1
2007-10-27 00:32:58 補充：
２個＝約左佢a^n-2=下面a^n-2 一樣約左 就得返a^n-1咁個答案就=a^n-1
收錄日期: 2021-04-20 12:04:59
原文連結 [永久失效]:
https://hk.answers.yahoo.com/question/index?qid=20071027000051KK00067