If $$x = 3 + 2\sqrt 2 ,$$ then the value of $$\left( {\sqrt x

Question

If $$x = 3 + 2\sqrt 2 ,$$ then the value of $$\left( {\sqrt x - \frac{1}{{\sqrt x }}} \right)$$ is:

Options:

A . 1

B . 2

C . $$2\sqrt 2 $$

D . $$3\sqrt 3 $$

Answer: Option B

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