An initial population of 60 fish is introduced into a lake. This fish population grows acco lake after 14 years. (a) Let i be the time (in years) since the initial population is introduced, and let y be the number of fish at time t. Write a formula relating y to t. Use exact expressions to fill in the missing parts of the formula. Do not use approximations.

Algebra and Trigonometry (MindTap Course List)
4th Edition
ISBN:9781305071742
Author:James Stewart, Lothar Redlin, Saleem Watson
Publisher:James Stewart, Lothar Redlin, Saleem Watson
Chapter4: Exponential And Logarithmic Functions
Section4.CR: Chapter Review
Problem 12CC
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An initial population of 60 fish is introduced into a lake. This fish population grows according to a continuous exponential growth model. There are 144 fish in the
lake after 14 years.
(a) Let t be the time (in years) since the initial population is introduced,
and let y be the number of fish at time t.
OlnO
Write a formula relating y to t.
Use exact expressions to fill in the missing parts of the formula.
Do not use approximations.
Aa
(b) How many fish are there 21 years after the initial population is
introduced?
Do not round any intermediate computations, and round your
answer to the nearest whole number.
fish
olo
Transcribed Image Text:Español An initial population of 60 fish is introduced into a lake. This fish population grows according to a continuous exponential growth model. There are 144 fish in the lake after 14 years. (a) Let t be the time (in years) since the initial population is introduced, and let y be the number of fish at time t. OlnO Write a formula relating y to t. Use exact expressions to fill in the missing parts of the formula. Do not use approximations. Aa (b) How many fish are there 21 years after the initial population is introduced? Do not round any intermediate computations, and round your answer to the nearest whole number. fish olo
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