a. What is the future value in six years of $1, 500 invested in an account with an APR of 9 percent, compounded annually? (Do not round intermediate calculations and round your answer to 2 decimal places, e.g., 32.16.) Future value $ b. What is the future value in six years of $1, 500 invested in an account with an APR of 9 percent compounded semiannually? (Do not round intermediate calculations and round your answer to 2 decimal places, e.g., 32.16.) Future value $ c. What is the future value in six years of $1, 500 invested in an account with an APR of 9 percent, compounded monthly? (Do not round intermediate calculations and round your answer to 2 decimal places, e.g., 32.16.) Future value $ d. What is the future value in six years of $1, 500 invested in an account with an APR of 9 percent compounded continuously? (Do not round intermediate calculations and round your answer to 2 decimal places, e.g., 32.16.) Future value $