In 2012, the population of a city was 6.78 million. The exponential growth rate was 2.42% per year. a) Find the exponential growth function. b) Estimate the population of the city in 2018. c) When will the population of the city be 11 million? d) Find the doubling time.

Big Ideas Math A Bridge To Success Algebra 1: Student Edition 2015
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ISBN:9781680331141
Author:HOUGHTON MIFFLIN HARCOURT
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Chapter6: Exponential Functions And Sequences
Section: Chapter Questions
Problem 14CR
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In 2012, the population of a city was 6.78 million. The exponential growth rate was 2.42% per year.
a) Find the exponential growth function.
b) Estimate the population of the city in 2018.
c) When will the population of the city be 11 million?
d) Find the doubling time.
Transcribed Image Text:In 2012, the population of a city was 6.78 million. The exponential growth rate was 2.42% per year. a) Find the exponential growth function. b) Estimate the population of the city in 2018. c) When will the population of the city be 11 million? d) Find the doubling time.
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