Jawabanmu

2014-08-28T23:53:01+07:00
²log 4 + ²log 12
= ²log 2² + ²log 2² × 3
= 2 + (²log 2² + ²log 3)
= 2 + (2 + ²log 3)
= 2 +  2 + ²log 3 
= 4 + ²log 3