Jawabanmu

2014-08-15T19:19:31+07:00
Diketahui = a = 2 m/s^2
vt= 22 m/s
t = 4 s
Ditanya= vo?
Jawab = vt =vo +a.t
22 = vo + 2.4
22 = vo+8
vo = 22-8
vo= 14 m/s