Cars depreciate in value as soon as you take them out of theshowroom. A certain

Cars depreciate in value as soon as you take them out of theshowroom. A certain car originally cost $25000. After one yearthe cars value is $21500. Assume that the value of the car isdecreasing exponentially; that is assume that the ratio of thecars value in one year to the cars value for the previousyear is constant.