Only accept hand-written answer in pdf file format. Keep at least 4 decimals in all calculations U=E (r)- 0.5Ao2 Investors have the above utility function and only invest in the market portfolio and the risk-freeasset. The market portfolio has an expected return of 17.4% and a standard deviation of 12.6%.The risk-free lending rate and borrowing rate are 6.2% and 10.3% respectively. A. Determine the range of risk aversion coefhcient that investors will only invest in the marketportfolio. B.Assume there are