1/2log (1per16)pangkat-1-3log 1per243 + 5log 1......pake cara

(1/2)'log (1/16)^-1 - 3'log (1/243) + 5'log 1
= (2^-1)'log 2^4 - 3'log 3^-5 + 0
= (4/-1) - (-5)
= -4 + 5
= 1