Q. 7 G5.0( 1 Vote )

# Solve the equation in each of the following.

log_{3}25 + log_{3}x = 3log_{3}5

Answer :

log_{3}25 + log_{3}x = 3log_{3}5

⇒ log_{3}(25×x) = 3log_{3}5

⇒ log_{3}(25x) = log_{3}5^{3}

⇒ 25x = 5^{3} or (5^{2})x = 5^{3}

⇒ x = 5

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