Question

log 8+ log 25+2log3-log 18​

Answer 1

Answer:

Formula:

log a + log b = log ab

log a - log b = log a/b

$ln(8) + ln(25) + ln( {3}^{2} ) - ln(18) \\ = ln( \frac{8 \times 25 \times 9}{18} ) \\ \\ = ln( 100) \\ = ln( {10}^{2} ) \\ = 2 ln(10) \\ = 2 \times 1 \\ = 2$

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