QUESTION 3 a) Let A and B be 3x3 matrices, where |3A|=-27k and B=4. Find 1) (B¹A). ii) |AB| b) Consider the following sy

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Question 3 A Let A And B Be 3x3 Matrices Where 3a 27k And B 4 Find 1 B A Ii Ab B Consider The Following Sy 1 (18.69 KiB) Viewed 44 times

QUESTION 3 a) Let A and B be 3x3 matrices, where |3A|=-27k and B=4. Find 1) (B¹A). ii) |AB| b) Consider the following system of linear equations Ax=b where -1 3 0 A = 1 2-2 X = X₂ and b= 1 2 -3 1 (5 marks) (4 marks) i) Find the inverse of the coefficient matrix for the above system using the adjoint method. (5 marks) ii) Solve for x, and x, using Cramer's Rule. (6 marks)