(a) The matrix M is given by M = 2 (1) (11) (111) (iv) (v) 00 1 -1 0/ Evaluate M-¹ (using elementary row operations). Evaluate M². Use Matrix M to show that M² + 6M-1 = 71 where I is the 3 x 3 identity matrix and 0 is the zero matrix of the same order. Use the result in (ii) to show that M³ = 7M - 61. Find M³. (b) Find all the values of such that matrix B is a singular matrix. 1 λ λ 8-(10) B = 1 3 9

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