Seudónimo
Seudónimo
14-03-2018
Mathematics
contestada
i need help fast thx
Respuesta :
Bladerunner1976
Bladerunner1976
14-03-2018
Vi = 56
Vf = 56 + 7(3) = 56 + 21 = 77
THe average is (Vf + Vi)/2
(77 + 56)/2 = 133/2 = 66.5 m/s
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