问题描述: log(5)35+2log(1/2)根号2-log(5)1/50-log(5)14 括号里的为log的底数 1个回答 分类:数学 2014-11-22 问题解答: 我来补答 log(5)35+2log(1/2)根号2-log(5)1/50-log(5)14 =log(5)35+log(1/2)2-log(5)1/50-log(5)14 =log(5)[35/(1/50)*14]+log(1/2)2=log(5)125+log(1/2)2=3-1=2 展开全文阅读