Evaluate
\frac{3\sqrt{19}}{19}\approx 0.688247202
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\frac{3\sqrt{19}}{\left(\sqrt{19}\right)^{2}}
Rationalize the denominator of \frac{3}{\sqrt{19}} by multiplying numerator and denominator by \sqrt{19}.
\frac{3\sqrt{19}}{19}
The square of \sqrt{19} is 19.
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