please show all the formulas on excel.

G 2 A B DE F H J K 1 Here are the means and the variance/covariance matrix for four stocks 2 3 Stock Mean V/C Matrix 4 AA 6% 0.10 0.01 0.03 0.05 5 BB 8% 0.01 0.30 0.06 -0.04 6 CC 10% 0.03 0.06 0.40 0.02 7 DD 15% 0.05 -0.04 0.02 0.50 8 9 Calculate the envelope set for the four stocks. Show that all four individual stocks lie within the envelope set. 10 00 11 12 13 14 15 16 17 18 G 2 A B DE F H J K 1 Here are the means and the variance/covariance matrix for four stocks 2 3 Stock Mean V/C Matrix 4 AA 6% 0.10 0.01 0.03 0.05 5 BB 8% 0.01 0.30 0.06 -0.04 6 CC 10% 0.03 0.06 0.40 0.02 7 DD 15% 0.05 -0.04 0.02 0.50 8 9 Calculate the envelope set for the four stocks. Show that all four individual stocks lie within the envelope set. 10 00 11 12 13 14 15 16 17 18