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Without using a calculator show that: $\log \frac{75}{16}-2\log \frac{5}{9}+\log \frac{32}{243}=\log 2$
in Grade 12 Maths by Platinum (112k points) | 40 views

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= log[75/16 x 81/25 x 32/243]

= log[ 3/16 x 81/1 x 32/243]

=log[1 x 81 x 2/81]

= log[ 1 x 1 x 2]

= log2  , shown.
by Diamond (84.9k points)

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