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The revenue for a restaurant chain (in billions of dollars) for the years 2010 to 2015 can be approximated by the following quadratic function, where x = 10 corresponds to the year 2010. ²+ R(x) = - (a) Find the vertex. (b) In what year during this period was revenue at a maximum? (c) What was the maximum revenue, to the nearest billion dollars? (a) What equation can be used to calculate the x-coordinate of the vertex? FOA X= OB. +15x-60 O.C. x= 15 X=- 1 15 (-) 15 15

The revenue for a restaurant chain (in billions of dollars) for the years 2010 to 2015 can be approximated by the following quadratic function, where x = 10 corresponds to the year 2010. ²+ R(x) = - (a) Find the vertex. (b) In what year during this period was revenue at a maximum? (c) What was the maximum revenue, to the nearest billion dollars? (a) What equation can be used to calculate the x-coordinate of the vertex? FOA X= OB. +15x-60 O.C. x= 15 X=- 1 15 (-) 15 15

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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is The revenue for a restaurant chain (in billions of dollars) for the years 2010 to 2015 can be approximated by the following quadratic function, where x = 10 corresponds to the year 2010. 1 -√√²+ R(x)=-. (a) Find the vertex. (b) In what year during this period was revenue at a maximum? (c) What was the maximum revenue, to the nearest billion dollars? (a) What equation can be used to calculate the x-coordinate of the vertex? OA -x²+15x-60 X=- OC. 15 2(-1/2) OB. X= D. X=- 15 2 X=- 15 15 2(-17) The vertex is at (15,52.5). (Type an ordered pair. Type an integer or a decimal.) (b) Revenue was at a maximum in the year. (Type a whole number.) View an example Get more help. MacBook Air ... Clear all Check answer
Transcribed Image Text:is The revenue for a restaurant chain (in billions of dollars) for the years 2010 to 2015 can be approximated by the following quadratic function, where x = 10 corresponds to the year 2010. 1 -√√²+ R(x)=-. (a) Find the vertex. (b) In what year during this period was revenue at a maximum? (c) What was the maximum revenue, to the nearest billion dollars? (a) What equation can be used to calculate the x-coordinate of the vertex? OA -x²+15x-60 X=- OC. 15 2(-1/2) OB. X= D. X=- 15 2 X=- 15 15 2(-17) The vertex is at (15,52.5). (Type an ordered pair. Type an integer or a decimal.) (b) Revenue was at a maximum in the year. (Type a whole number.) View an example Get more help. MacBook Air ... Clear all Check answer
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