Question

If the distance covered by an object in time t is given by s(t) = 2t2 + 3t, where s(t) is in meters and t is in seconds, what is the average velocity over the interval from 2 seconds to 4 seconds?
15 meters/second
14 meters/second
13 meters/second
12 meters/second
11 meters/second

Answer 1

@Michele_Laino

Answer 2

we have to compute the first derivative of s(t). What is the first derivative of s(t)? @Niguyver

Answer 3

@Niguyver