log以3为底[log以4为底(log以5为底a的对数)]=log以4为底[log以3为底(log以5为底b的对数)]=0,则a/b是?计算

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log以3为底[log以4为底(log以5为底a的对数)]=log以4为底[log以3为底(log以5为底b的对数)]=0,则a/b是?计算
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log以3为底[log以4为底(log以5为底a的对数)]=log以4为底[log以3为底(log以5为底b的对数)]=0,则a/b是?计算
log以3为底[log以4为底(log以5为底a的对数)]=log以4为底[log以3为底(log以5为底b的对数)]=0,则a/b是?
计算

log以3为底[log以4为底(log以5为底a的对数)]=log以4为底[log以3为底(log以5为底b的对数)]=0,则a/b是?计算
log以3为底[log以4为底(log以5为底a的对数)]=log以4为底[log以3为底(log以5为底b的对数)]=0
log以4为底(log以5为底a的对数)=1
log以3为底(log以5为底b的对数)=1
log以5为底a的对数=4
log以5为底b的对数=3
a=5^4
b=5^3
a/b=5