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What is a logarithm?
Converting from logarithmic form to exponential form
Evaluating logarithms without a calculator
Evaluating logarithms using change-of-base formula
Natural log: ln
Converting from exponential form to logarithmic form
Product law of logarithms
Logarithmic scale: Richter scale (earthquake)
Logarithmic scale: pH scale
Logarithmic scale: dB scale
Finance: Future value and present value
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