document.write( "Question 860601: 2Log10 3 - log10 4 + 1/4log10 16 - log10 5 \n" ); document.write( "
\n" ); document.write( "Hi,\n" ); document.write( "log 3^2*16^(1/4)/20 = log(18/20) = log (9/10) = -.0458