Find the inverse of the following matrices. -3 10 9 4 6010 3 2 -1 1 5 2 3 1 Demonstrate, by matrix multiplication, that AA-¹ = I₁. -6 2 (a) A = 67669 21552 5 (b) B= 7 3 66450 -2 -1 3 9 -1 4 -2 3 1 ܘܘ ܠܠܕ ܢ ܢܘ ܘܘ 5

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