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25-05-2023
Mathematics

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Suppose that A, B, C, and D are matrices with the following sizes: A (5x2), B(4x2), C(45), D(4×5) Determine in each in each of the following case whether a product is defined. If it is so, then give the size of the resulting matrix. (1) BD. (ii) AC-B, (iii) DC + A.

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