True or false: (a) Every elementary permutation matrix satisfies p2 = 1. (b) Every permutation matrix satisfies
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(a) Every elementary permutation matrix satisfies p2 = 1.
(b) Every permutation matrix satisfies P2 = 1.
(c) A matrix that satisfies P2 = 1 is necessarily a permutation matrix.
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a True since interchanging the same pair of rows twice ...View the full answer
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