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neil was growing a culture of bacteria for a biology experiment. he noticed that the population doubled after 90 minutes. if the population grows exponentially, how many times the original population will there be after six hours?

  • algebra -

    Looks like base 2 numerals:

    90min. = 1.5h,

    6h / 1.5h = 4.

    Po = 2^0 = 1 = Initial pop.

    P = 2^4 = 16 times Po.

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