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The function S(T,r) = 30(T – 60)(8 – r) gives an ice cream shop's daily sales as a function of temperature T (in °F) and rain r (in inches). Find S(85,3) (include the appropriate units) and explain what it means.

The function S(T,r) = 30(T – 60)(8 – r) gives an ice cream shop's daily sales as a function of temperature T (in °F) and rain r (in inches). Find S(85,3) (include the appropriate units) and explain what it means.

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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The function S(T,r) = 30(T - 60)(8 — r) gives an ice cream shop's daily sales as a function of temperature T (in °F) and rain r (in inches). Find S(85,3) (include the appropriate units) and explain what it means. S(85,3)= (Simplify your answer.) Explain the meaning of the correct answer from the previous step. Select the correct choice below and fill in the answer box within your choice. A. Daily sales decrease at a rate of $ B. Daily sales increase at a rate of $ C. Daily sales are estimated to be $ D. Daily sales increase at a rate of $ O E. Daily sales decrease at a rate of $ O per 1°F in temperature when the temperature is 85°F and rainfall is 3". per 1°F in temperature when the temperature is 85°F and rainfall is 3". when the temperature is 85°F and rainfall is 3". per inch of rain when the temperature is 85°F and rainfall is 3". per inch of rain when the temperature is 85°F and rainfall is 3".
Transcribed Image Text:The function S(T,r) = 30(T - 60)(8 — r) gives an ice cream shop's daily sales as a function of temperature T (in °F) and rain r (in inches). Find S(85,3) (include the appropriate units) and explain what it means. S(85,3)= (Simplify your answer.) Explain the meaning of the correct answer from the previous step. Select the correct choice below and fill in the answer box within your choice. A. Daily sales decrease at a rate of $ B. Daily sales increase at a rate of $ C. Daily sales are estimated to be $ D. Daily sales increase at a rate of $ O E. Daily sales decrease at a rate of $ O per 1°F in temperature when the temperature is 85°F and rainfall is 3". per 1°F in temperature when the temperature is 85°F and rainfall is 3". when the temperature is 85°F and rainfall is 3". per inch of rain when the temperature is 85°F and rainfall is 3". per inch of rain when the temperature is 85°F and rainfall is 3".
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