Question: MATH3602 4 Given the matrix R ( 3). i. show that R is non-singular. 11. find R, the inverse of R. (1 mark) (2 marks)

MATH3602 4 Given the matrix R ( 3). i. show that R is non-singular. 11. find R, the inverse of R. (1 mark) (2 marks) (2 marks) 111. show that RR = I. B. Use the matrix method or otherwise to solve the following system of simultaneous equations: i. x + 2y + 3z = -5 11. 3x + y - 3z = 4 III. 3x + 4y +7z = -7 (15 marks) (Total 20 marks) Question 2 A. Question 3
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