It is known that a certain kind of algae in the Dead Sea can double in population every 2 days. Suppose that the population of algae grows exponentially, beginning now with a population of 1,000,000. (a) How long it will take for the population to quadruple in size?

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Physics

Soren

6 October, 00:47

It is known that a certain kind of algae in the Dead Sea can double in population every 2 days. Suppose that the population of algae grows exponentially, beginning now with a population of 1,000,000. (a) How long it will take for the population to quadruple in size?

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Sincere Huber · Answer 1

4 days

Explanation:

1,000,000*4=4,000,000 (total size after quadrupling)

1,000,000*2=2,000,000 (after 2 days.)

2,000,000*2=2,000,000 (after 4 days.)

therefore it will take 4 days to quadruple in size