A = [-2 4] , & B= [-2. 1]
1 3 3 8
a. Find AB, if possible.
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A. AB= _______.
B. The product AB cannot be found.
b. Find BA, if possible.
A. BA= ________.
B. the product BA cannot be found.
c.Are the answers in parts a and b thesame?
d. In general, for matrices A and B such that AB and BA both exist, does AB always equal BA?