F ∗ Δ t = m ∗ Δ v {\displaystyle F * \Delta t = m * \Delta v }
F = m ∗ Δ v Δ t {\displaystyle F = \frac{m * \Delta v}{\Delta t} }
v = Δ x Δ t = x 2 − x 1 t 2 − t 1 {\displaystyle v = \frac{\Delta x}{\Delta t} = \frac{x_2-x_1}{t_2-t_1} }