1.

A and B are two 3 x 3 matrices such that they are inverse of each other then tr.(5AB + 6BA + 7(AB)^2 + 8(BA)^2) is equal to

Answer» A and B are two 3 x 3 matrices such that they are inverse of each other then tr.(5AB + 6BA + 7(AB)^2 + 8(BA)^2) is equal to


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