A girl running a race accelerates at 2.5m/s2 from the first 4 seconds of race. How far does she travel in this time?
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s=ut+1/2at^2
s=(0)t+1/2(2.5)(4)^2
s=1/2(2.5)(16)
s=40/2
s=20m
therefore the distance traveled by her is 20 m
s=(0)t+1/2(2.5)(4)^2
s=1/2(2.5)(16)
s=40/2
s=20m
therefore the distance traveled by her is 20 m
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