Question: Let A = (aij)nn and B = (bij)nn be two matrices. When the matrix product AB is formed, as defined in Definition A2.5, how many

Let A = (aij)n×n and B = (bij)n×n be two matrices. When the matrix product AB is formed, as defined in Definition A2.5, how many multiplications (of entries) are performed? How many additions (of entry-products) are performed?

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