2. Consider the population of bacteria described earlier. This population grows according to the function f(t) = 200eº02t, where t is measured in minutes. A. How many bacteria are present in the population after 5hours ( 300 minutes)? B. When does the population reach 100,000 bacteria?

College Algebra
7th Edition
ISBN:9781305115545
Author:James Stewart, Lothar Redlin, Saleem Watson
Publisher:James Stewart, Lothar Redlin, Saleem Watson
Chapter3: Polynomial And Rational Functions
Section3.1: Quadratic Functions And Models
Problem 56E: When a certain drug is taken orally, the concentration of the drug in the patient's bloodstream...
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Solve the following problems involving exponential growth and decay.

NUMBER 2 ONLY

1. The number of bacteria in a certain culture doubles every hour. If there were 30 bacteria present in
the culture initially, how many bacteria will be present at the end of 8th hour?
2. Consider the population of bacteria described earlier. This population grows according to the
function f(t) = 200e002t, where t is measured in minutes.
A. How many bacteria are present in the population after 5hours ( 300 minutes)?
B. When does the population reach 100,000 bacteria?
3. Consider a population of bacteria that grows according to the function f(t) = 500e°.05t where t is
measured in minutes.
A. How many bacteria are present in the population after 4 hours?
B. When does the population reach 100 million bacteria?
Transcribed Image Text:1. The number of bacteria in a certain culture doubles every hour. If there were 30 bacteria present in the culture initially, how many bacteria will be present at the end of 8th hour? 2. Consider the population of bacteria described earlier. This population grows according to the function f(t) = 200e002t, where t is measured in minutes. A. How many bacteria are present in the population after 5hours ( 300 minutes)? B. When does the population reach 100,000 bacteria? 3. Consider a population of bacteria that grows according to the function f(t) = 500e°.05t where t is measured in minutes. A. How many bacteria are present in the population after 4 hours? B. When does the population reach 100 million bacteria?
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