a. $5,000 is to be deposited at the end of each year for the next two years. What is the FV of this investment if 8% interest is compounded annually? b. $5,000 is to be deposited at the beginning of each semiannual period for the next two years. What is the FV of this investment if 8% interest is compounded semiannually? c. $6,000 is to be received at the end of each year for the next six years. What is the PV of this investment if 4% interest is compounded annually? d. $6,000 is to be received at the beginning of each semiannual period for the next six years. What is the PV of this investment if 4% interest is compounded semiannually