问题描述: (log2 9)/(log2 8) = 2/3(log2 3) 1个回答 分类:数学 2014-09-29 问题解答: 我来补答 log(2,9)=log(2,3^2)=2log(2,3)log(2,8)=log(2,2^3)=3log(2,2)=3所以(log2,9)/(log2,8) = 2/3(log2,3) 展开全文阅读