Question: The value of a car, V = f(a), in thousands of dollars, is a function of the age of the car, a, in years.
(a) Interpret the statement f(5) = 6
(b) Sketch a possible graph of V against a. Is f an increasing or decreasing function? Explain.
(c) Explain the significance of the horizontal and vertical intercepts in terms of the value of the car.