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20. A store finds that its sales revenue changes at a rate given by S'(x)=-3x² +300x dollars per day, where x is the number of days after an advertising campaign ends. To determine the long-term effects of the campaign, find the total sales for the first week after the campaign ends (use the number of days for the first week).

20. A store finds that its sales revenue changes at a rate given by S'(x)=-3x² +300x dollars per day, where x is the number of days after an advertising campaign ends. To determine the long-term effects of the campaign, find the total sales for the first week after the campaign ends (use the number of days for the first week).

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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20. A store finds that its sales revenue changes at a rate given by S'(x)=-3x² +300x dollars per day, where x is the number of days after an advertising campaign ends. To determine the long-term effects of the campaign, find the total sales for the first week after the campaign ends (use the number of days for the first week).
Transcribed Image Text:20. A store finds that its sales revenue changes at a rate given by S'(x)=-3x² +300x dollars per day, where x is the number of days after an advertising campaign ends. To determine the long-term effects of the campaign, find the total sales for the first week after the campaign ends (use the number of days for the first week).
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