If x+x−1=10 and x≠0 then evaluate x2+x−2. – InterviewSolution

1.	If x+x−1=10 and x≠0 then evaluate x2+x−2.
Answer» If $x + x^{- 1} = 10$ and $x \neq 0$ then evaluate $x^{2} + x^{- 2}$ .

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