log以3为底1/64的对数乘以log以4为底√5的对数乘以log以1/25为底27的对数

问题描述:

log以3为底1/64的对数乘以log以4为底√5的对数乘以log以1/25为底27的对数

=[-6log3(2)]*[1/4log2(5)]*[-3/2log5(3)]
=9/4*(log2/log3)*(log5/log2)*(log3/log5)
=9/4