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Revenue from Seasonal Merchandise The revenue received from the sale of air conditioners is seasonal, with the maximum revenue in summer. Let the revenue (in dollars) received from the sale of air conditioners be approximated by R(t) = 600 cos + 1000, where t is time in months, measured from July 1. (a) Find R'(1). (b) Find R'(1). (c) Find R'(t) for February. (d) Discuss whether the answers in parts (b) and (c) are rea- sonable for this model.

Revenue from Seasonal Merchandise The revenue received from the sale of air conditioners is seasonal, with the maximum revenue in summer. Let the revenue (in dollars) received from the sale of air conditioners be approximated by R(t) = 600 cos + 1000, where t is time in months, measured from July 1. (a) Find R'(1). (b) Find R'(1). (c) Find R'(t) for February. (d) Discuss whether the answers in parts (b) and (c) are rea- sonable for this model.

Calculus: Early Transcendentals
Calculus: Early Transcendentals
8th Edition
ISBN:9781285741550
Author:James Stewart
Publisher:James Stewart
Chapter1: Functions And Models
Section: Chapter Questions
Problem 1RCC: (a) What is a function? What are its domain and range? (b) What is the graph of a function? (c) How...
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Revenue from Seasonal Merchandise The revenue received from the sale of air conditioners is seasonal, with the maximum revenue in summer. Let the revenue (in dollars) received from the sale of air conditioners be approximated by R(t) = 600 cos + 1000, where t is time in months, measured from July 1. (a) Find R'(1). (b) Find R'(1). (c) Find R'(t) for February. (d) Discuss whether the answers in parts (b) and (c) are rea- sonable for this model.
Transcribed Image Text:Revenue from Seasonal Merchandise The revenue received from the sale of air conditioners is seasonal, with the maximum revenue in summer. Let the revenue (in dollars) received from the sale of air conditioners be approximated by R(t) = 600 cos + 1000, where t is time in months, measured from July 1. (a) Find R'(1). (b) Find R'(1). (c) Find R'(t) for February. (d) Discuss whether the answers in parts (b) and (c) are rea- sonable for this model.
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