If \[{{\mathbf{x}}^{\mathbf{1/4}}}\mathbf{+}{{\mathbf{x}}^{\mathbf{-1/4}}}\mathbf{=2}\sqrt{\mathbf{2}}\] then find the value of\[{{\mathbf{x}}^{\mathbf{2}}}\mathbf{-}\frac{\mathbf{1}}{{{\mathbf{x}}^{\mathbf{2}}}}\].

If \[{{\mathbf{x}}^{\mathbf{1/4}}}\mathbf{+}{{\mathbf{x}}^{\mathbf{-1/

1.	If \[{{\mathbf{x}}^{\mathbf{1/4}}}\mathbf{+}{{\mathbf{x}}^{\mathbf{-1/4}}}\mathbf{=2}\sqrt{\mathbf{2}}\] then find the value of\[{{\mathbf{x}}^{\mathbf{2}}}\mathbf{-}\frac{\mathbf{1}}{{{\mathbf{x}}^{\mathbf{2}}}}\].
A.	\[1152\sqrt{2}\]
B.	\[\sqrt{2}-1\]
C.	\[816\sqrt{2}\]
D.	\[\sqrt{2}\]
E.	None of these
Answer» D. \[\sqrt{2}\]

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If \[{{\mathbf{x}}^{\mathbf{1/4}}}\mathbf{+}{{\mathbf{x}}^{\mathbf{-1/4}}}\mathbf{=2}\sqrt{\mathbf{2}}\] then find the value of\[{{\mathbf{x}}^{\mathbf{2}}}\mathbf{-}\frac{\mathbf{1}}{{{\mathbf{x}}^{\mathbf{2}}}}\].

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