Jawabanmu

2014-09-08T17:55:00+07:00
F = m *a
F = 1500 * 4 = 6000N

F = gaya
m = massa
a = percepatan
2014-09-08T17:55:57+07:00
Gaya (f)
F = massa×percepatan
F = 1500 kg × 4 m/s²
F = 6000 N