奇迹mu 悬石:高一数学,xiexie

来源:百度文库 编辑:高校问答 时间:2024/10/02 18:03:24
(log[6]3)^2+log[6]18/log[2]6

(log[6]3)^2+log[6]18/log[2]6
=(log[2]3*log[2]3)/log[2]6*log[2]6+(log[2]3+log[2]6)/log[2]6*log[2]6
=(log[2]3*log[2]3+log[2]3+log[2]6)/log[2]6*
log[2]6
=2log[2]3/log[2]6
=2log[6]3