Rationalising the denominator by Boxed Rockets

Rationalise the Denominator

\frac{1}{\sqrt{10}}

\frac{1 \sqrt{10}}{10}

\frac{7}{9 \sqrt{5}}

\frac{7 \sqrt{5}}{45}

\frac{5 + \sqrt{7}}{\sqrt{7}}

\frac{5 \sqrt{7} + 7}{7}

\frac{5 - 2 \sqrt{3}}{\sqrt{3}}

\frac{5 \sqrt{3} - 6}{3}