Regroup terms.
\[\frac{1}{\sqrt{2}}\]
Rationalize the denominator: \(\frac{1}{\sqrt{2}} \cdot \frac{\sqrt{2}}{\sqrt{2}}=\frac{\sqrt{2}}{\times 2}\).
\[\frac{\sqrt{2}}{\times 2}\]
Regroup terms.
\[2\sqrt{2}/\]
Simplify.
\[2\sqrt{2}\]
Decimal Form: 2.828427
2*sqrt(2)
