The position (in thousands of feet) of a car driving along a straight road at time [math] in minutes is given by the function [math] that is pictured below.

Graph of position versus time.
Let [math] denote the velocity of the car (in thousands of feet per minute) at time [math] (in minutes). Which graph A-F is the best representative of the derivative function [math]?

Graph of a function.   Graph of a function.   Graph of a function.
A   B   C
Graph of a function.   Graph of a function.   Graph of a function.
D   E   F

(Note: the vertical axes of these graphs may have been scaled to to fit these functions. Click on a graph to enlarge it.)

Which of the following statements are true? Select all that apply.









Solution:

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