### Home > A2C > Chapter 10 > Lesson 10.1.2 > Problem 10-44

10-44.

After paying $20,000 for a car you read that this model has decreased in value 15% per year over the last several years. If this trend continues, in how many years will your car be worth only half of what you paid for it? Homework Help ✎

Use the information here to create an exponential function:*y* = *ab ^{x}*

4.27 years