autobuz 1 : d/2 = 30t1
d/2 = 45t2 30t1 = 45t2 2t1-3t2 =0
t1 + t2 = 2 h ⇒5t1 = 6h t1 = 1,2 h
d/2 = 30·1,2 d = 72Km
Vm1 = d/t = 72/2 = 36km/h
autobuz 2: d = 72km t = 2h Vm2 = Vm1 = 36km/h
2 . miscarea ambelor mobile = uniforma ⇒ a = 0 V2 = 36km/h
3. niciodata