Evaluate
\frac{25\sqrt{13}}{91}\approx 0.990536065
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\frac{50\sqrt{13}}{14\left(\sqrt{13}\right)^{2}}
Rationalize the denominator of \frac{50}{14\sqrt{13}} by multiplying numerator and denominator by \sqrt{13}.
\frac{50\sqrt{13}}{14\times 13}
The square of \sqrt{13} is 13.
\frac{25\sqrt{13}}{7\times 13}
Cancel out 2 in both numerator and denominator.
\frac{25\sqrt{13}}{91}
Multiply 7 and 13 to get 91.
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