Unit test
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after a special medicine is introduced into a petri dish containing a bacterial culture, the number of bacteria
remaining in the dish decreases rapidly.
the relationship between the elapsed time t, in seconds, and the number of bacteria, n(t), in the petri
dish is modeled by the following function:
actit
ng
n(t) = 4900 (3/8)
complete the following sentence about the rate of change in the number of bacteria.
the bacterial culture loses
of its size every
seconds.
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