Jawabanmu

2014-09-11T18:24:41+07:00
2014-09-11T18:29:40+07:00
Log 12 = log 2.6 = log 2 + log 6 = log 2 + log 2 + log 3 = a+a+b = jadi, 2a + b

log 6 = log 2.3 = log 2 + log 3