Question: Consider n x n real matrices A satisfying A = A = A-. (a) When n = 2, determine all such matrices. (b) Assuming

Consider n x n real matrices A satisfying A = A =

Consider n x n real matrices A satisfying A = A = A-. (a) When n = 2, determine all such matrices. (b) Assuming that -1 is not an eigenvalue of A, determine all such nxn matrices.

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