Answer Happy

a) Calculate the determinant of the coefficient matrix for the following system of equations. 32-y+32 = -2 -3y + 4z=4 31-y-42= -5 det(A) = Number (exact value, 3 marks) b) Solve the system of equations using the matrix method. All values given below should be exact. All values given below must be exact. adj(A) = ab sin(a) a f at 8 α Ω 10 (4 marks)
A-1 ab sin(a) 00 8 R f at 12 E (1 mark) 1.3= Number (1 mark) y Number (1 mark) z= Number (1 mark) Note: Please use the button to create a matrix.