**Question: ** The resale of a certain industrial machine decreases at a rate that changes with time. When the machine is *t* years old, the rate at which its value is changing is \({{960}^{-t/5}}\) dollars per year. If the machine was bought new for $5000 how much will it be worth 10 years later?

**Solution:**The solution consists of 86 words (1 page)

**Deliverables:**Word Document