Find the order of the matrix product AB and the product BA, whenever the products exist.A is 1 x 2, B is 1 x 2.
A. AB is 1 x 2, BA is 2 x 1.
B. AB is 1 x 1, BA is 2 x 2.
C. AB is nonexistent, BA is nonexistent.
D. AB is 2 x 1, BA is 1 x 2.
Answer: C
Mathematics
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