CCGPS AA 6.1.3 Example 4

It is predicted that the annual rate of inflation will average about 3% for each of the next 10 years. The estimated cost of goods in any of those years can be written as , where is the current cost of goods and is the time in years. If the price of 8 gallons of gas is currently $25, use the function to find the cost of 8 gallons of gas 10 years from now. Graph the original function and use it to verify your calculation.