Simplify 2 log x + log 4 - 5 log y?
回答 (3)
2016-08-02 7:28 pm
2 log x + log 4 - 5 log y
= log(x^2) + log(4) - log(y^5)
= log[ (x^2)*4/y^5]
= log[ (4x^2)/y^5]
= log(x^2) + log(4) - log(y^5)
= log[ (x^2)*4/y^5]
= log[ (4x^2)/y^5]
2016-08-02 7:29 pm
log(4x^2/y^5)
2016-08-02 7:36 pm
if mean in single logarithmic form then its equal to log((4x^2)/y^5)
收錄日期: 2021-04-21 19:28:39
原文連結 [永久失效]:
https://hk.answers.yahoo.com/question/index?qid=20160802112319AAbLxTu