After a special medicine is introduced into a petri dish full of bacteria, the number of bacteria remaining in
the dish decreases rapidly.
The relationship between the elapsed time t, in seconds, and the number of bacteria, Bsecond(t), in the
petri dish is modeled by the following functions
t
Bsecond (0) = 6000
15
16
Complete the following sentence about the rate of change in the number of bacteria in minutes.
Round your answer to two decimal places.
Every minute, the number of bacteria decays by a factor of