Question

Rationalise The Following.​

Answer 1

$\frac{7 \sqrt{2} }{ \sqrt{5} - \sqrt{2} } \\ \\ \frac{7 \sqrt{2} ( \sqrt{5} + \sqrt{2} )}{ {( \sqrt{5}) }^{2} - {( \sqrt{2} )}^{2} } \\ \\ \frac{7 \sqrt{10} + 28}{5 - 2} = \frac{7( \sqrt{10} + 4 }{3} \\ \\ \frac{7}{3}( \sqrt{10} + 4)$