Evaluate
\frac{13\sqrt{2}}{2}\approx 9.192388155
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\frac{13\sqrt{2}}{\left(\sqrt{2}\right)^{2}}
Rationalize the denominator of \frac{13}{\sqrt{2}} by multiplying numerator and denominator by \sqrt{2}.
\frac{13\sqrt{2}}{2}
The square of \sqrt{2} is 2.
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