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10 votes
10 votes
A study is done on the number of bacteria cells in a petri dish. Suppose that the population size PC) after thours is given by the following exponential functionP (t) = 2000(1.09)By what percent does the population size change each hour?

User Ferschae Naej
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1 Answer

8 votes
8 votes

Give the following equation:


\text{ P(t) = 2000(1.09)}^t

1.09 represents the growth rate. It means that the population increases by 9% each hour, (1 + r).

The answer is 9%.

User Ben Thomson
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