2) A rare stamp was worth $85 in 2005. It was predicted to grow in value at a rate of 7.2% per year. a) Write an equation to represent the value of the stamp, y dollars, as a function of the number of years, x, since 2005. b) What is the value of the stamp today?

Glencoe Algebra 1, Student Edition, 9780079039897, 0079039898, 2018
18th Edition
ISBN:9780079039897
Author:Carter
Publisher:Carter
Chapter8: Polynomials
Section8.1: Adding And Subtracting Polynomials
Problem 44PPS
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2) A rare stamp was worth $85 in 2005. It was predicted to grow in value at a rate of 7.2%
per year.
a) Write an equation to represent the value of the stamp, y dollars, as a function of the
number of years, x, since 2005.
b) What is the value of the stamp today?
c) In which year the stamp will double the value?
Transcribed Image Text:2) A rare stamp was worth $85 in 2005. It was predicted to grow in value at a rate of 7.2% per year. a) Write an equation to represent the value of the stamp, y dollars, as a function of the number of years, x, since 2005. b) What is the value of the stamp today? c) In which year the stamp will double the value?
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