а=(v-v0)/t
a=(45-40)/4=5/4=1.25
V = V0 + at
at = V - V0 => a = V - V0/t = (45 - 40)/4 = 5/4 = 1,25
ответ : 1,25
а=(v-v0)/t
a=(45-40)/4=5/4=1.25
V = V0 + at
at = V - V0 => a = V - V0/t = (45 - 40)/4 = 5/4 = 1,25
ответ : 1,25