The number of sales per month, S, is a function of the amount, a (in dollars), spent

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The number of sales per month, S, is a function of the amount, a (in dollars), spent on advertising that month, so S = f(a). 

(a) Interpret the statement f(1000) = 3500. 

(b) Which of the graphs in Figure 1.14 is more likely to represent this function? 

(c) What does the vertical intercept of the graph of this function represent, in terms of sales and advertising?

Figure 1.14

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Applied Calculus

ISBN: 9781119275565

6th Edition

Authors: Deborah Hughes Hallett, Patti Frazer Lock, Andrew M. Gleason, Daniel E. Flath, Sheldon P. Gordon, David O. Lomen, David Lovelock, William G. McCallum, Brad G. Osgood, Andrew Pasquale

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