maths (F.4)
回答 (2)
2006-10-16 2:22 am
✔ 最佳答案
(log(100y)/1+log 開方y)=(log(100y)/1+log y^0.5)
=(log(100y)/log10+log 開方y)
=(log(100y)/log10y^0.5)
=(log(100y)/0.5log100y)
=1/0.5
=2
2006-10-16 2:22 am
(log(100y)/1+log 開方y)
=(log 100+log y)/(log 10+1/2(log y))
=(2+log y)/(1+1/2 log y)
=(log 100+log y)/(log 10+1/2(log y))
=(2+log y)/(1+1/2 log y)
收錄日期: 2021-04-23 16:17:29
原文連結 [永久失效]:
https://hk.answers.yahoo.com/question/index?qid=20061015000051KK04548