+244 We can express the velocity as a function of time, v(t), of a car as v(t) = (8.3 m/s) + (6.1 m/s2)t - (4.2 m/s3)t2. What can you say about the average acceleration of the car between t = 1.0 s and t = 2.0 s?
A.13 m/s2
B.-6.3 m/s2
C.-13 m/s2
D.0 m/s2
E.15 m/s2
