Simplify the following.
⇒ log8(16×52) - log813
(∵ loga(M×N) = (logaM) + (logaN) and )
⇒
(∵ loga(M ÷ N) = (logaM) - (logaN))
⇒ log8(16×4) = log864
⇒ 8x = 64 or x = 2
(∵ ax = b is the exponential form of logarithmic form of logab)