Simplify
3 log x - log y
-------------------------
(1/3) log y - log x
Maths Function
2007-12-21 9:58 pm
回答 (1)
2007-12-21 10:23 pm
✔ 最佳答案
3log x - log y----------------------
(3)(1/3) [(1/3)logy- logx]
3 log x - log y
----------------------
(-1)(3)(1/3) [log x- (1/3)log y]
3 log x - log y
-----------------------
(-1/3) [ 3log x - log y]
= -3
2007-12-21 14:24:40 補充：
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原文連結 [永久失效]:
https://hk.answers.yahoo.com/question/index?qid=20071221000051KK01383