1. e^2ln3 x e^3ln3
2. (e^4ln3 / e^1/2 ln3)^2
列明步驟thx :D
F.4 M1 log數
2009-11-30 3:42 am
回答 (1)
2009-11-30 4:03 am
✔ 最佳答案
(1) e^(2ln3) x e^(3ln3)
= (e^ln3)^2 x (e^ln3)^3
= 3^2 x 3^3
= 243
(2) [(e^(4ln3) / e^(1/2 ln3)]^2
= {(e^ln3)^4 / [e^(ln3)]^(1/2)}^2
= [3^4 / 3^(1/2)]^2
= [3^(3.5)]^2
= 3^7
= 2187
收錄日期: 2021-04-24 10:19:51
原文連結 [永久失效]:
https://hk.answers.yahoo.com/question/index?qid=20091129000051KK01640