a) Calculate the determinant of the coefficient matrix for the following system of equations -42-3y+z=5 -22-4y+3z=-1 22-
Posted: Tue Jul 12, 2022 12:07 pm
a) Calculate the determinant of the coefficient matrix for the following system of equations -42-3y+z=5 -22-4y+3z=-1 22-4y+42=-2 ab b) Solve the system of equations using the matrix method. All values given below should be exact All values given below must be exact. 4 sin (a) sin (a) 8 -f Ox 8 f Ox ⠀⠀⠀ 8 8 det (A) = Number a R S2 (exact value, 3 marks) S2 adj(A)= A-1 = E E E (4 marks) (1 mark)