Respuesta :

[tex]\begin{gathered} v1=2\text{ m/s} \\ v2=3\text{ m/s} \\ t=4s \\ a=\text{?} \\ a=\frac{v2-v1}{t}=\frac{3\text{ m/s}-2\text{ m/s}}{4s}=\frac{1\text{ m/s}}{4s}=0.25m/s^2 \\ \text{The average acceleration is }0.25m/s^2 \end{gathered}[/tex]