Solution: In Exercises 1-12, find lh~ produciJ AB and BA to d~t~rmin~ 'Whether 8 is the
Chapter 6, Problem 5(choose chapter or problem)
In Exercises 1-12, find lh~ produciJ AB and BA to d~t~rmin~ 'Whether 8 is the multiplicatil'r uwcm of A . A - [ ~ -a B - [~ !]
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