SOLUTION: Find the expansion of the binomial expression (A + B)^2 which will hold for all square matrices A and B of the same size.
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Question 1164310
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Find the expansion of the binomial expression (A + B)^2 which will hold for all square matrices A and B of the same size.
Answer by
ikleyn(52915)
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For such matrices, multiplication IS NOT COMMUTATIVE. Therefore,
=
+
+
+
.
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