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December 22, 2014

December 22, 2014

Posted by **josh** on Wednesday, March 2, 2011 at 1:18pm.

a) Find an expression for the number of bacteria after t hours.

Q(t)=

b) The number of bacteria after 20 minutes is (the answer must be an integer)

c) The number of bacteria after 9 hours is

- precalculus -
**agrin04**, Wednesday, March 2, 2011 at 11:24pm(a) 1500*2^(t/0.5) = 1500*2^(2t)

(b) 1500*2^(2*20/60) = ?

(c) 1500*2^(2*9) = ?

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