Question: 1. 2. 3. Given A = Given X = 3 4 1 0 7 3 and B = and Y 1 -5 1 Given

1. 2. 3. Given A = Given X = 3 4 1 0 7 3 and B = and Y 1 -5 1 Given the matrix D = 2 3 -3 2 Determine AB and BA 1 9 Show that (X+Y)(X Y)# X - Y 1 1 -3 4 -2 -2 , find the inverse matrix of D. (3) (10) (8)

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