population of a community is known to grow at a rate proportional to the number of people present at time t. If the initial population P0 doubles in 5 years, how long does it take to triple and quadruple

Algebra & Trigonometry with Analytic Geometry
13th Edition
ISBN:9781133382119
Author:Swokowski
Publisher:Swokowski
Chapter5: Inverse, Exponential, And Logarithmic Functions
Section: Chapter Questions
Problem 9T
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1. The population of a community is known to grow at a rate proportional to the number of people present at time t. If the initial population P0 doubles in 5 years, how long does it take to triple and quadruple?

2. Suppose the population in problem 1 is 10,000 after 3 years, what is the initial population?

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