Question

A type of bacterium triples in population every hour. Assuming you start with

80 bacteria, the formula that models the number of bacteria at the beginning
of hour nis:
a(n) = 80 • 31-1
How many bacteria will there be at the beginning of hour 5?
A. 19,440
B. 1200
C. 720
D. 6480

Answer 1

Here

Explanation:

It is B Because if you do (8 times 3)5 it equals 1200