CCGPS CA 1.3.2 Example 3

Author:
Walch Education
An investment of $500 is compounded monthly at a rate of 3%. What is the equation that models this situation? Graph the equation.
GeoGebra Applet
  1. Read the problem statement and then reread the problem, determining the known quantities.
  2. Substitute the known quantities into the general form of the compound interest formula, , for which is the initial value, is the interest rate, is the number of times the investment is compounded in a year, and is the number of years the investment is left in the account to grow.
  3. Graph the equation.
This applet is provided by Walch Education as supplemental material for the CCGPS Coordinate Algebra program. Visit www.walch.com for more information on our resources.

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