If * is defined on the set Ro ofall non−zero real numbers by a*b=a+b – InterviewSolution

1.	If * is defined on the set Ro ofall non−zero real numbers by ab=a+b−5, the identity elementin R for the binary operation is
Answer» $If * is defined on the set R_{o} of all non - zero real numbers by a * b = a + b - 5, the identity element in R for the binary operation * is$

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