In Exercises 112, find the products AB and BA to determine whether B is the multiplicative inverse
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In Exercises 1–12, find the products AB and BA to determine whether B is the multiplicative inverse of A.
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A = -2 -5 1 -1 2-1 3-1 1 B = 10 1 2 1 3 -1 1 1
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2 1 1 1 A 5 2 1 B 2 3 1 1 221 011 A...View the full answer
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