You had an investment that will pay you $3,000 in year 1, $5,000 in year 2 and $7000 in year 4. All payments are made at the end of each year and the return is 8% per year compounded annually, how much does this investment worth today? (Use financial calculator to solve this problem) (10 points) Show your calculation to get full points. Check your answer: This investment worth $12,209.68 today. You had an investment that will pay you $7,000 today, $6,000 in year 3, $3,000 in year 6, and $4,000 in year 10. If the return is 7% per year compounded annually, how much does all these cash flows worth in year 6? (Write the equation only) (10 points)