Calculus problem: A motorcycle is travelling at a speed of 18m/s when it passes police checkpoint P. It begins to decelerate. Its acceleration, a m/s^2 until it stops is given by a=-2. How many seconds after passing P did the motorcycle take to stop?

Question

lgbasallote · Answer

a m/s^2 is the deceleration of the motorcycle?

anonymous · Answer

yes

anonymous · Answer

acceleration is rate of change of velocity, i.e  loosely  understood as v/t

anonymous · Answer

that should give you a clue