Solved: If for a square matrix A, \(A^2 - 3A + I = O\) and \(A^{-1} = xA + yI\), then th

Class: 12 Subject: Math Topic: Matrices Year: 2022

If for a square matrix A, \(A^2 - 3A + I = O\) and \(A^{-1} = xA + yI\), then the value of \(x + y\) is:

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