Profit Function for Sports Watches  The total profit function P (in thousands of dollars) for the Sicard sports watch is given by P(x) = 60x/0.01x2+1 − 0.025x3 + 0.45x2 − 15x − 20    (0 ≤ x ≤ 20) where x is measured in units of a thousand.   Find  P'(5)  and  P'(10).

Algebra & Trigonometry with Analytic Geometry
13th Edition
ISBN:9781133382119
Author:Swokowski
Publisher:Swokowski
Chapter3: Functions And Graphs
Section: Chapter Questions
Problem 80RE
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Profit Function for Sports Watches

 The total profit function P (in thousands of dollars) for the Sicard sports watch is given by
P(x) = 60x/0.01x2+1 − 0.025x3 + 0.45x2 − 15x − 20    (0 ≤ x ≤ 20)
where x is measured in units of a thousand.
 
Find 
P'(5)
 and 
P'(10).
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