Solve this: Share with your friends Share 0 Devatha Nilani answered this AB+ BA = (AB+BA)' =(AB)'+(BA)' =B'A'+A'B' =BA +AB (since AandB are symmetric matrices) =AB+BA 1 View Full Answer Bibhuti Panda answered this Just prove that (AB + BA)' = AB + BA and hey your question would be solved in no time. 2