A building company purchased some equipment valued at . The company chose to use the flat rate depreciation model for tax purposes, the rate of which was specified as It was expected that the useful life of the equipment would be years.

a.Find the annual depreciation

b.Write the recurrence relation that represents the depreciation.

c.Establish a rule that gives the value of the equipment after years.

d.Use the rule from part c to determine the scrap value of the equipment.