Jawabanmu

2014-08-31T20:17:14+07:00
2.3√6×12 / 12√2 = 6√72 / 12√2 = 6√72 / 12√2 = 6√9×8 / 12√2 = 6•3√4×2 /12√2 = 18•2√2 /12√2 = 36√2 / 12√2 = 6√2/2√2 = 3