You can put this solution on YOUR website! Use the facts that log 3 = 0.4771 and log 4 = 0.6021 to find the value of the logarithm.
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log 12=log (3*4)=log3+log4 (multiplication rule for logs)
=.4771+.6021=1.0792
check: Using a calculator, log 12=1.0792