3 «Σ(1+)" (5)

Then where a11 = where C₁1 = ,a12 = , C12 = 8 A 1 = ( ' ; ), B = ( = 3 ² ). C= (§ ₂). A+BT a21 = = C21 = 1 all a21 a22 = A=B+ C² = ( C₁1 C21 , C22 = a12 922 C12 C22 and

Then where a11 = where C₁1 = ,a12 = , C12 = 8 A 1 = ( ' ;). B = ( −3 5). C = (§ ₂). c A+BT = C21 = a21 = A - B + C² = ( all a21 1 a22 = C₁1 C21 , C22 = a12 922 C12 C22 and