$\log ab - \log |b| = $
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b
(b) \(\log ab - \log |b| = \log \left( {{{ab} \over {|b|}}} \right) = \log |a|\).
(b) \(\log ab - \log |b| = \log \left( {{{ab} \over {|b|}}} \right) = \log |a|\).
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