The sales of a product S (in thousands of dollars) are given by S = 600x /
Question:
The sales of a product S (in thousands of dollars) are given by
S = 600x / x + 40
where x is the advertising expenditure (in thousands of dollars).
(a) Find the rate of change of sales with respect to advertising expenditure.
(b) Use the second derivative to find how this rate is changing at x = 20.
(c) Interpret your result in part (b).
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S 600x x 40 a b S 48000 x 40 3 S x...View the full answer
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Related Book For
Mathematical Applications for the Management Life and Social Sciences
ISBN: 978-1305108042
11th edition
Authors: Ronald J. Harshbarger, James J. Reynolds
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