Solution 3.3:4a

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Individually, the terms are difficult to calculate, but the two logarithms can be lumped together using the logarithm law, <math>\log a - \log b = \log\frac{a}{b}\,</math>,
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{{Displayed math||<math>\lg 50 - \lg 5 = \lg\frac{50}{5} = \lg 10 = 1\,\textrm{.}</math>}}

Current revision

Individually, the terms are difficult to calculate, but the two logarithms can be lumped together using the logarithm law, \displaystyle \log a - \log b = \log\frac{a}{b}\,,

\displaystyle \lg 50 - \lg 5 = \lg\frac{50}{5} = \lg 10 = 1\,\textrm{.}