Assume the Value of a Computer Depreciates by 30% Every

Essay

Assume the value of a computer depreciates by 30% every year.
(a)Make a table of the factor of decrease in the value of the computer for 0 to 3 years.For each year,write an expression for the factor of decrease in the value of the computer as a power of some base.
(b)What base did you use? How does the base relate to the problem?
(c)Use your table to graph the factor of decrease as a function of years.
(d)Use your graph to guess when your computer will be worth a tenth of its original price.
(e)Using the table you made,write a function for the depreciation as a function of years.Use a graphing calculator to graph your function.Use the graph to estimate when the computer will be worth a tenth of its original value.Compare this answer with the guess you made from your graph.