If x= 2+√5 find the value of (x-1/x)³ – InterviewSolution

1.	If x= 2+√5 find the value of (x-1/x)³
Answer» X= (2+√5)x+1/x =2+√5 +1/(2+√5)Step-by-step EXPLANATION:but the FINAL ANSWER is =70+32√5

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