Question 913225
same as  {{{log(10,(3*10^2))=log(10,3)+log(10,(10^2))=log(10,3)+2*log(10,10)}}}
{{{highlight((log(10,(3)))+2)}}}
maybe easier to read, this way:
{{{highlight(2+log(10,3))}}}
Look in common logarithms table or use scientific calculator.