Quadratic Sum mini algebra

Algebra Level 5

If \( x^{2}-x+1=0\) , then find the value of \[\left ( x-\frac{1}{x} \right )^{2}+\displaystyle \sum_{a=1}^{2015} \left ( x^a+\frac{1}{x^a} \right )^{2}\]

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