Please show all your calculations on how to get the answer 9.78.

Taryn Investments, LLC, has a 4-year investment horizon and just purchased corporate bonds at par in the secondary market. Total par value is $75 million, the coupon rate is 9 percent with annual interest payments, and the bonds have 6 years to maturity. If the future required rate on these bonds is 7 percent and Taryn holds the bonds for the investment horizon, the company's expected annualized yield on this investment is percent. 9.78 9.98 9.00 X9.38