SOLUTION: bacteria in a culture are growing exponentially with time, as shown in the table below. day | Bacteria 0 | 100 1 | 200 2 | 400 Write an equation to express

Algebra ->  Exponents -> SOLUTION: bacteria in a culture are growing exponentially with time, as shown in the table below. day | Bacteria 0 | 100 1 | 200 2 | 400 Write an equation to express      Log On


   



Question 1023532: bacteria in a culture are growing exponentially with time, as shown in the table below.
day | Bacteria
0 | 100
1 | 200
2 | 400
Write an equation to express the number of bacteria, y, present at any time, t.
a. y=100+2^t
b. y=(100)(2^t)
c. y=2^t
d. y=200(2^t)

Answer by robertb(5830) About Me  (Show Source):
You can put this solution on YOUR website!
b. y=100%2A2%5Et, by plugging in the values of t and checking against the values of y.