What is the average speed of an object that is moving at #12 m/s# at #t=0# and accelerates at a rate of #a(t) =5-3t# on #t in [0,4]#?
1 Answer
May 4, 2017
The average speed is
Explanation:
The speed is the integral of the acceleration
Plugging in the initial conditions
So,
and
The average speed is