I need answer urgently for this question. Please help me.

Please show the step one by one.

I will give the best rate for you. Thank you.

QUESTION 3 a) Let A and B be 3x3 matrices, where 3A) = -27k and B) =4. Find 1) |(BTA). (5 marks) 1) |ARBIT | (4 marks) b) Consider the following system of linear equations Ax = b where 3 0 A = 1 2 -2 X = and b = 2 Xa 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)