The number N(t0 of bacteria in a culture is growing exponentially. When t=0, N(t)=100, and when t=5, N(t)=300 where t is the time in hours. a) Find the growth rate K. (Round to four demical places) b) Write the function N(t) that represents the number of bacteria after t hours. c) After how many hours will the number of bacteria be 10,000? Round to the nearest hour.

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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The number N(t0 of bacteria in a culture is growing exponentially. When t=0, N(t)=100, and when t=5, N(t)=300 where t is the time in hours.

a) Find the growth rate K. (Round to four demical places)

b) Write the function N(t) that represents the number of bacteria after t hours.

c) After how many hours will the number of bacteria be 10,000? Round to the nearest hour.

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