Jawabanmu

2014-08-24T16:38:00+07:00
A=va-vo/t=50-25/5= 5
2014-08-24T16:52:46+07:00
Diket : v_{1} = 25 m/s   v_{2} = 50 m/s t= 5s a=??
a = \frac{v_{2} - v_{1} }{t}

a =  \frac{50m/s - 25m/s}{5s}

a =  \frac{25m/s}{5s} = 5 m/s^{2}