If Log 2 = 0.3010, Log 3 = 0.4771 and Log 5 = 0.6990, Find the Values Of: Log18 - Mathematics

If log 2 = 0.3010, log 3 = 0.4771 and log 5 = 0.6990, find the values of: log18

Sum

log18
= log (2 x 3²)
= log 2 + log 3²
= log 2 + 2 log 3
= 0.3010 + (2 x 0.4771)
= 1.2552.

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Expansion of Expressions with the Help of Laws of Logarithm

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Chapter 10: Logarithms - Exercise 10.2

Chapter 10 Logarithms
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