Respostas

2014-03-12T14:49:03-03:00
Vm = ΔS/Δt
Vm = 200/3
Vm = 66 km/h
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Vm = ΔS/Δt
Vm = 300/5
Vm = 60 km/h
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66 + 60 = 126
Vm = 63 km/h