NVAEasyJEE Main 2024 · 27 January, Shift 2Algebra of Matrices

Mathematics Question from JEE Main 2024 · 27 January, Shift 2

Let AA be a 2×22 \times 2 real matrix and II be the identity matrix of order 22. If the roots of the equation AxI=0|A - xI| = 0 are 1-1 and 33, then the sum of the diagonal elements of the matrix A2A^2 is:

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