Respostas

2014-03-28T08:53:14-03:00
Resposta

A

S = 10 - 2t

S = 10 - 2.6

S = 10 - 12

S = -2m

B

V = -2m/s
T = 4 - 1
T = 3s

Formula

ΔS = V.T

ΔS = -2.3

ΔS = -6m
1 5 1