Question 719241
<pre>
Log x - log 4= -2
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log (x) - log (4) = - 2
             {{{log ((x/4)) = - 2}}} -------- Applying {{{log (b, (c)) - log (b, (d))}}} = {{{log (b, (c/d))}}}
                       {{{x/4 = 10^(- 2)}}} --- Converting from LOGARITHMIC to EXPONENTIAL form 
                       {{{x = 4(10^(- 2))}}} --- Cross-multiplying
                    {{{matrix(1,7, highlight(x), "=", 4(1/100), "=", highlight(1/25), or, highlight(.04)))}}}</font></font></font></b></pre>