Test Academy | The matrix A satisfies the equation 6A -1 =A 2 +cA+dl where c and d are scalars and I is the identity matrix. Then (c+d) is equal to 5, 17, 11, -6

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The matrix A satisfies the equation 6A^-1=A²+cA+dl where c and d are scalars and I is the identity matrix. Then (c+d) is equal to

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