If x^2 - 5x + 1 = 0, what is the value of x^3 + 2(x + 1/x + 1/x^3) ? : Problem Solving (PS)

If x^2 - 5x + 1 = 0, what is the value of x^3 + 2(x + 1/x + 1/x^3) ? : Problem Solving (PS)

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