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4. Armin charges $50/h to repair computers. If he charges for x hours per month, his monthly profit, P, in dollars, can be modelled by the relation P = -x? + 180x – 4150. a) What is Armin's maximum monthly profit? b) How many hours should he work each month to achieve this profit?

4. Armin charges $50/h to repair computers. If he charges for x hours per month, his monthly profit, P, in dollars, can be modelled by the relation P = -x? + 180x – 4150. a) What is Armin's maximum monthly profit? b) How many hours should he work each month to achieve this profit?

Algebra and Trigonometry (6th Edition)
Algebra and Trigonometry (6th Edition)
6th Edition
ISBN:9780134463216
Author:Robert F. Blitzer
Publisher:Robert F. Blitzer
ChapterP: Prerequisites: Fundamental Concepts Of Algebra
Section: Chapter Questions
Problem 1MCCP: In Exercises 1-25, simplify the given expression or perform the indicated operation (and simplify,...
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4. Armin charges $50/h to repair computers. If he charges for x hours per month, his monthly profit, P, in dollars, can be modelled by the relation P = -x? + 180x – 4150. %3D a) What is Armin's maximum monthly profit? b) How many hours should he work each month to achieve this profit?
Transcribed Image Text:4. Armin charges $50/h to repair computers. If he charges for x hours per month, his monthly profit, P, in dollars, can be modelled by the relation P = -x? + 180x – 4150. %3D a) What is Armin's maximum monthly profit? b) How many hours should he work each month to achieve this profit?
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