Deriving an exponential model from two data points, and applying that model

Question: The count in a bacteria culture was 200 after 15 minutes and 1200 after 35 minutes. Assuming the count grows exponentially,
What was the initial size of the culture?   Find the doubling period.   Find the population after 80 minutes.   When will the population reach 13000

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Answered By:

Richard C.
Confidence-building Geometry tutor with 18 years experience

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