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7. The population, P, of a small community can be modelled by the equation P= 12 000(1.031)', where t is the number of years after 2005. a) What was the population in 2005? b) Is the population increasing or decreasing? Justify your answer. c) In terms of percentage, how is the town's population changing each year? d) What was the population be in 2010? e) In what year will the population reach 16 800?

7. The population, P, of a small community can be modelled by the equation P= 12 000(1.031)', where t is the number of years after 2005. a) What was the population in 2005? b) Is the population increasing or decreasing? Justify your answer. c) In terms of percentage, how is the town's population changing each year? d) What was the population be in 2010? e) In what year will the population reach 16 800?

Advanced Engineering Mathematics
Advanced Engineering Mathematics
10th Edition
ISBN:9780470458365
Author:Erwin Kreyszig
Publisher:Erwin Kreyszig
Chapter2: Second-order Linear Odes
Section: Chapter Questions
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7. The population, P, of a small community can be modelled by the equation P= 12 000(1.031)', where t is the number of years after 2005. a) What was the population in 2005? b) Is the population increasing or decreasing? Justify your answer. c) In terms of percentage, how is the town's population changing each year? d) What was the population be in 2010? e) In what year will the population reach 16 800?
Transcribed Image Text:7. The population, P, of a small community can be modelled by the equation P= 12 000(1.031)', where t is the number of years after 2005. a) What was the population in 2005? b) Is the population increasing or decreasing? Justify your answer. c) In terms of percentage, how is the town's population changing each year? d) What was the population be in 2010? e) In what year will the population reach 16 800?
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