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Question 5 Two matrices are given below. Teresa found the products AB and BA . Her results are shown below. AB - 1 19 BA

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Question 5 Two matrices are given below. Teresa found the products AB and BA . Her results are shown below. AB - 1 19 BA - [3 15 ] Which statement best evaluates Teresa's work? A Teresa's work is correct, and it shows that matrix multiplication is commutative. B Teresa's work is incorrect, because matrix multiplication is commutative. C Teresa's work is incorrect, because matrix multiplication is NOT commutative. D Teresa's work is correct, and it shows that matrix multiplication is NOT commutative

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