The Coordinate of an Object Is Given as a Function

Multiple Choice

The coordinate of an object is given as a function of time by x = 4t² - 3t³, where x is in meters and t is in seconds. Its average acceleration over the interval from t = 0 to t = 2 s is:

A) -4 m/s²
B) 4 m/s²
C) -10 m/s²
D) 10 m/s²
E) -13 m/s²