Respuestas

  • Usuario de Brainly
2013-11-21T22:24:22+01:00
Vo = V
Vf = V/3
t = 4s
h= ??
g = 10m/s²

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Vf - Vo = -gt
V/3 - V = -10m/s²(4s)
-2V/3 = -40m/s
V = 60m/s  Rpta

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 h  = Vot - gt²/2
h = (60m/s)(4s) -(10m/s)(4s)²/2
h = 160m  Rpta