Question: A 4-by- 4 complex matrix A satisfies the relation A A = 41, where I is the 44 identity matrix. The number of independent

A 4-by- 4 complex matrix A satisfies the relation A A =

A 4-by- 4 complex matrix A satisfies the relation A A = 41, where I is the 44 identity matrix. The number of independent real parameters of A is (a) 32 (b) 10 (c) 12 (d) 16

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