Question

Jika a log 3 = b log 27, a>0, b>0, a#1 ,b#1 , maka a log b = ???


NB : # = tidak sama dengan

Answer 1

A log b = log b / log a

a log 3 = b log 27
log 3 / log a = log 27 / log b
log b / log a = log 27 / log 3
a log b = 3 log 27
a log b = 3

semoga benar yaa... ;-)