Question

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) -8 m/s2
B) 4 m/s2
C) -10 m/s2
D) 10 m/s2
E) -13 m/s2

Answer

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