let A={x belongs to R: x not equal to -1} let * be a operation defined – InterviewSolution

1.	let A={x belongs to R: x not equal to -1} let * be a operation defined on A by the rule a*b=a+b+ab for all a,b belongs A then find inverse of a
Answer» let A={x belongs to R: x not equal to -1} let * be a operation defined on A by the rule a*b=a+b+ab for all a,b belongs A then find inverse of a

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