Jawabanmu

2014-09-03T06:02:29+07:00
Log 2 = 0,3010
log 3 = 0,4771
log 12, 20, 30?

log 12 = log 2.2.3
= log 2 + log 2 + log 3
= 0,3010 + 0,3010 + 0,4771 = 1,0791

log 20 = log 2.10
= log 2 + log 10
= 0,3010 + 1 = 1,3010

log 30 = log 3.10
= log 3 + log 10
= 0,4771 + 1 = 1,4771