You have been offered a unique investment opportunity. If you invest $8,200 today, you will receive $410 one year from now, S1,230 two years from now, and $8,200 ten years from now. a. What is the NPV of the opportunity if the cost of capital is 6.6% per year? Should you take the opportunity? b. What is the NPV of the opportunity if the cost of capital is 2.6% per year? Should you take it now? a. What is the NPV of the opportunity if the cost of capital is 6.6% per year? If the cost of capital is 6.6% per year, the NPV is $. (Round to the nearest cent.)