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п 3.2.P26 Let A, B E M, be given and suppose that A² is nonderogatory. If AB = B7 A and BA = AB?, show that B is symmetr

Posted: Thu May 12, 2022 2:42 pm
by answerhappygod
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п 3.2.P26 Let A, B E M, be given and suppose that A² is nonderogatory. If AB = B7 A and BA = AB?, show that B is symmetric. =