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

Trigonometry (MindTap Course List)

10th Edition

ISBN:9781337278461

Author:Ron Larson

Publisher:Ron Larson

ChapterP: Prerequisites

SectionP.7: A Library Of Parent Functions

Problem 47E

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