Question

a driver of a car traveling at 17.3 m/s applies the brakes causing a uniform deceleration of 2.8m/s^2. How long does it take the car to accelerate to a final speed of 13.5 m/s?

Answer 1

V = Vo + a*t.
V = 13.5 m/s.
Vo = 17.3 m/s.
a = -2.8 m/s^2.
t = ?.