A bacteria culture starts with 500 bacteria and after 3 hours there are 8000 bacteria (assume exponential growth model). a) Find an expression for the number of bacteria after t hours. b) Find the number of bacteria after 4 hours. c) When will the population reach 30,000?

Trigonometry (MindTap Course List)
10th Edition
ISBN:9781337278461
Author:Ron Larson
Publisher:Ron Larson
Chapter5: Exponential And Logarithmic Functions
Section5.5: Exponential And Logarithmic Models
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A bacteria culture starts with 500 bacteria and after 3 hours there are 8000 bacteria (assume exponential growth model).
a) Find an expression for the number of bacteria after t hours.
b) Find the number of bacteria after 4 hours.
c) When will the population reach 30,000?
Transcribed Image Text:A bacteria culture starts with 500 bacteria and after 3 hours there are 8000 bacteria (assume exponential growth model). a) Find an expression for the number of bacteria after t hours. b) Find the number of bacteria after 4 hours. c) When will the population reach 30,000?
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