log3[log4(log5a)]=log4[log3(log5b)]=0求a/b等于几?

问题描述:

log3[log4(log5a)]=log4[log3(log5b)]=0求a/b等于几?

log3[log3(log5a)]=0
log3(log5a)=1
log5a=3
a=625
log4[log4(log5b)]=0
log4(log5b)=1
log5b=4
b=125
所以 a/b=625/125=5