If A=[{:(1,-2,3),(-4,2,5):}]andB=[{:(2,3...

If `A=[{:(1,-2,3),(-4,2,5):}]andB=[{:(2,3),(4,5),(2,1):}]`, then find AB ,BA .Show that `ABneBA`.

ANNUAL EXAMINATION :SAMPLE PAPER
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ANNUAL EXAMINATION :SAMPLE PAPER
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