Jawabanmu

2014-03-02T13:22:37+07:00
³log 8 = a, ³log 2³ = a, 3× ³log 2 = a, ³log 2 = a/3, ²log 3 = 3/a
log 81 / log 16 = log 3^4 / log 2^4 = 4/4 × ²log 3 = 3/a