In intervalele [5,10]s si [20,25]s biciclistul e in repaus, iar in celelalte e in miscare rectilinie uniforma.
Vitezele medii:
[tex]v_{1}= \frac{\Delta d}{\Delta t} = \frac{30-10}{5-0}=4m/s[/tex]
[tex]v_{2}= \frac{\Delta d}{\Delta t} = \frac{20-10}{20-10}=1m/s[/tex]
