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GATE | CS 2022 | Question 21
Consider the following two statements with respect to the matrices Am×n , Bn×m , Cn×n and Dn×n
Statement 1: tr(AB) = tr(BA) Statement 2: tr(CD) = tr(DC)
where tr() represents the trace of a matrix. Which one of the following holds?
(A)
Statement 1 is correct and Statement 2 is wrong.
(B)
Statement 1 is wrong and Statement 2 is correct.
(C)
Both Statement 1 and Statement 2 are correct.
(D)
Both Statement 1 and Statement 2 are wrong.
Answer
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