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2s=V*t
t=2s/v
t= 288/48=6s
czyli
144 = 1/2 * 48 m/s * t
t = 6s
odp. czas ten wynosi 6 sekund
Pozdrawiam! :)
s=at²/2
a=v/t
s=(v/t*t²)/2
s=vt/2
t=2s/v
t=(2*144)/48=6 [s]