A ball is thrown upward from the top of a building. The function below shows the height of the ball in relation to sea level, f(
t), in feet, at different times, t, in seconds: f(t) = −16t2 + 32t + 384 The average rate of change of f(t) from t = 4 seconds to t = 6 seconds is _____ feet per second. Answer for Blank 1:
