Question: (b) Consider the matrix 1 3 l A = 1 1 2 2 7 3 Find the inverse of A7 by row reducing the augmented

(b) Consider the matrix 1 3 l A = 1 1 2 2 7 3 Find the inverse of A7 by row reducing the augmented matrix (141' I3 ), where [3 is the 3 X 3 identity matrix. (C) Show that, if A is a square matrix satisfying A8 = 0, then the matrix A2 I is invertible, and nd the inverse of A2 I. TH6403 PLEASE TURN OVER

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