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GATE 2022
Engineering MathematicsLinear AlgebramediumMCQ1 mark
Consider the following two statements with respect to the matrices A(m x n), B(n x m), C(n x n) and D(n x n).
Statements
Statement 1tr(AB) = tr(BA)
Statement 2tr(CD) = tr(DC) where tr() represents the trace of a matrix.

Which one of the following holds?

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