Jacob V.

asked • 10/26/21

A bacteria culture initially contains 200 cells and grows at a rate proportional to its size. After 5 hours the population has increased to 220.

(a) Find an expression for the number of bacteria after t hours. P(t)=

(b) Find the number of bacteria after 9 hours.

(c) Find the rate of growth after 9 hours.

(d) When will the population reach 4000?

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