$\sqrt{ \frac{ 1033 }{ 7 } }$
To take a root of a fraction, take the root of the numerator and denominator separately$\frac{ \sqrt{ 1033 } }{ \sqrt{ 7 } }$
Rationalize the denominator$\begin{align*}&\frac{ \sqrt{ 7231 } }{ 7 } \\&\approx12.1479\end{align*}$