0.325 的N次方 等於0.25
請問N要怎麼解ㄋ
簡單的數學題 我忘記怎麼算了
2009-09-16 7:10 pm
回答 (2)
2009-09-16 9:40 pm
✔ 最佳答案
0.325N = 0.25log(0.325)N = log(0.25)
Nlog(0.325) = log(0.25)
N = log(0.25)/log(0.325)
N = 1.233
2009-09-16 7:20 pm
對數,記得不記得?
收錄日期: 2021-05-01 01:02:14
原文連結 [永久失效]:
https://hk.answers.yahoo.com/question/index?qid=20090916000016KK02318