A bacteria culture starts with 340 bacteria and grows at a rate proportional to its size. After 2 hours there
will be 680 bacteria.
(a) Express the population P after t hours as a function of t. Be sure to keep at least 4 significant figures
on the growth rate.
P(t)=
(b) What will be the population after 4 hours?
bacteria
(c) How long will it take for the population to reach 1750? Give your answer accurate to at least 2 decimal
places.
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