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if-x-1-x-cos-find-x-n-1-x-n-interm-of-




Question Number 169932 by Mathspace last updated on 12/May/22
if x+(1/x)=cosθ  find  x^n +(1/x^n ) interm of θ
ifx+1x=cosθfindxn+1xnintermofθ

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