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If P = ⎥ ⎥ ⎥ ⎦ ⎤ ⎢ ⎢ ⎢ ⎣ ⎡ α 4 4 2 3 3 1 3 1 is the adjoint of a 3 × 3 matrix A and |A| = 4, then α is equal to -

1. 5
2. 0
3. 4
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