Jawabanmu

2014-09-04T19:47:05+07:00
(4a+2b)³ = (4a)³ + 3(4a)²(2b) + 3(4a)(2b)² + (2b)³
             = 64a³ + 96a²b + 24ab² + 8b³
2014-09-04T20:09:24+07:00