Over a three-year period, the value of a vintage VHS tape of “Charlene’s Greatest Hits” decreased from
What were the annual multiplier and annual percent decrease?
The multiplier is
How can you use that to find the percent decrease?
Write the equation of a function that describes this situation.
Use the starting value and multiplier you found in part (a) to write the equation.
Make a sketch of the graph of the function and a table of values for the first 5 years.