To determine the appropriate discount factor(s) using tables, click here to view Tables I, II, III, or IV in the appendix. Alternatively, if you calculate the discount factor(s) using a formula, round to six (6) decimal places before using the factor in the problem. (Round your answers to the nearest whole dollar amount.) Required a. The future value of $15,000 invested at 6 percent for 13 years. Future value b. The future value of eight annual payments of $1,100 at 6 percent interest. Future value c. The amount that must be deposited today (present value) at 8 percent to accumulate $58,000 in five years. Present value Present value d. The annual payment on a 9-year, 9 percent, $22,000 note payable. Annual payment