Hi members, How can I prove Log(b/a) = - log(a/b) Thank You
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Originally Posted by Gilbert How can I prove Log(b/a) = - log(a/b) $\displaystyle \begin{array}{l} \log \left( {\frac{b}{a}} \right) = \log (b) - \log (a)\\ - \log \left( {\frac{a}{b}} \right) = - \left[ {\log (a) - \log (b)} \right] \end{array}$