Solution 3.3:4b
From Förberedande kurs i matematik 1
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- | + | The two terms can be combined into one logarithmic expression using the log law | |
- | < | + | <math>\lg a + \lg b = \lg (ab)</math>, |
- | {{ | + | |
+ | {{Displayed math||<math>\lg 23 + \lg\frac{1}{23} = \lg \Bigl(23\cdot\frac{1}{23}\Bigr) = \lg 1 = 0\,\textrm{.}</math>}} |
Current revision
The two terms can be combined into one logarithmic expression using the log law \displaystyle \lg a + \lg b = \lg (ab),
\displaystyle \lg 23 + \lg\frac{1}{23} = \lg \Bigl(23\cdot\frac{1}{23}\Bigr) = \lg 1 = 0\,\textrm{.} |