# physics - 1

posted by
**Whitney** on
.

By algebraic manipulation of the first two kinematic equations for one-dimensional motion:

1) vf = vi + at

2) xf = xi + (vi)(t) + (1/2)(a)(t)^2

Obtain the other two kinematic equations :

3) vf^2 - vi^2 = 2ax

4) xf = xi + (1/2)(vi + vf)t