If x + 1 x = 2 2 , then x^2 + 1x^2 is equal to:

Answer: Option A

$$\begin{array}{rl}& \sqrt{x}+\frac{1}{\sqrt{x}}=2\sqrt{2}\\ & x+\frac{1}{x}+2=8\\ & x+\frac{1}{x}=6\\ & x^2+\frac{1}{x^2}+2=36\\ & x^2+\frac{1}{x^2}=34\end{array}$$