Identify the function that best models the given data.

Question

Time: 0, 1, 2, 3, 4, 5

Bacteria: 199, 248, 312, 390, 489, 610

Possible Answers:

A) square root

B) exponential

C) quadratic

D) linear

Answer 1

This is an exponential function. Answer B.

the rate of change is not constant eliminating linear.

It is not a square root function because y is not the square of x.

It is not a quadratic because the function is not a parabola.

It is an exponential because the bacteria are increasing /