Example 3

Author:
Walch Education
A type of bacteria doubles every 36 hours. A Petri dish starts out with 12 of these bacteria. Use the table below to calculate the rate of change for the interval [2, 5].
GeoGebra Applet
  1. Determine the interval to be observed.
  2. Determine .
  3. Determine .
  4. Substitute and into the slope formula to calculate the rate of change.
This applet is provided by Walch Education as supplemental material for their mathematics programs. Visit www.walch.com for more information on their resources.

Discover Resources

New Resources