Mathematics

28 July, 22:05

A scientist counts 25 bacteria present in a culture and finds that the number of bacteria tripled each hour. the function y=25•3^x models the number of bacteria after x hours. estimate when there will be about 1170 bacteria in the culture.

A. about 3.5 hours

B. about 5.5 hours

C. about 2.5 hours

D. about 4.5 hours

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