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For instance, since A(16) is about 140, the amount of goods that could be purchased

For instance, since A(16) is about 140, the amount of goods that could be purchased

College Algebra
College Algebra
10th Edition
ISBN:9781337282291
Author:Ron Larson
Publisher:Ron Larson
Chapter2: Functions And Their Graphs
Section: Chapter Questions
Problem 46CT: For groups of 60 or more people, a charter bus company determines the rate per person according to...
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The country A Consumer Price Index is approximated by the following formula, where t represents the number of years after 1990. 0.021t A(t) = 100 e For instance, since A(16) is about 140, the amount of goods that could be purchased for $100 in 1990 cost about $140 in 2006. Use the function to determine the year during which costs will be 85% higher than in 1990. During the year, costs will be 85% higher than in 1990. (Round down to the nearest year.)
Transcribed Image Text:The country A Consumer Price Index is approximated by the following formula, where t represents the number of years after 1990. 0.021t A(t) = 100 e For instance, since A(16) is about 140, the amount of goods that could be purchased for $100 in 1990 cost about $140 in 2006. Use the function to determine the year during which costs will be 85% higher than in 1990. During the year, costs will be 85% higher than in 1990. (Round down to the nearest year.)
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