Let (z, *) is a group with x*y=x+y-2 then inverse of x is ___________ – McqOptions

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1.	Let (z, ) is a group with xy=x+y-2 then inverse of x is ___________
A.	-(x+4)
B.	(x²+6)
C.	(x+y)/5
D.	(3y+4x²)
Answer» B. (x²+6)

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