Respostas

2014-03-27T19:07:02-03:00
Resposta

V = 6m/s
Vo = 12m/s
S = 100m

Formula

V² = Vo² + 2.a.S

6² = 12² + 2.a.100

36 = 144 + 200a

144 + 200a = 36

200a = 36 - 144

200a = -108

a = -108 / 200

a = -0,54m/s²
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