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3x1 +2x2 +3x3 = 11 Q. Given 5x1 -X2 +x3 = 7 . For some non-singular matrix M, MAx = Mb. Answer the -2x1 +X2 +4x3 = 10 following: 2 i) Is the coefficient matrix A singular or non-singular? 2 ii ) By inspection, determine if the given system has one solution, many solutions or no solution (use theorem). 8 iii) Show that M is a product of elementary matrices. Calculate M