log(3x+1)-log(x-1)=log5
(n-2)!/n!
中5數學題
2010-11-20 3:51 am
回答 (2)
2010-11-20 6:05 am
✔ 最佳答案
---------------------------------------------------------------------------------------------------------圖片參考：http://img140.imageshack.us/img140/2082/log3.png
2010-11-19 22:06:12 補充：
http://img140.imageshack.us/img140/2082/log3.png
2010-11-20 4:00 am
收錄日期: 2021-04-23 22:11:19
原文連結 [永久失效]:
https://hk.answers.yahoo.com/question/index?qid=20101119000051KK01086