Chapter6: Exponential And Logarithmic Functions
Section6.7: Exponential And Logarithmic Models
Problem 16TI: Recent data suggests that, as of 2013, the rate of growth predicted by Moore’s Law no longer holds....
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Transcribed Image Text:A bacteria culture starts with 640 bacteria and grows
exponentially.
After 3 hours there will be 1280 bacteria.
(a) Express the number of bacteria A as a function
of t hours passed.
Note: Round the growth rate to 4 dec. places.
A(t)=
(b) Use the model from part a to determine the
number of bacteria, rounded to a whole number,
after 2 hours:
(c) Use the model from part a to determine the
number of hours, rounded to 1 dec. place, for the
population to reach 3200:
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