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If x+ 1/x = 2cos y ,then {(x^n) + 1/(x^n)} is equal to....

If x+ 1/x = 2cos y ,then {(x^n) + 1/(x^n)} is equal to....

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1 Answers

Deepak Kumar Shringi
askIITians Faculty 4404 Points
5 years ago
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