An investment of $15,000 is growing at 5% compounded semi-annually. a. Calculate the future value of this investment at the end of year 1. $0.00 Round to the nearest cent b. If the interest rate changed to 6% compounded monthly at the end of year 1, calculate the future value of this investment at the end of year 3. $0.00 Round to the nearest cent c. Calculate the total amount of interest earned from this investment during the 3-year period. Round to the nearest cent