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10-k Matrix A = 21 (a) k = 1 3 k 0 1 is invertible for (b) k=-1 (c) K = 0 (d) All

10-k Matrix A = 21 (a) k = 1 3 k 0 1 is invertible for (b) k=-1 (c) K = 0 (d) All real k

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