Question

determina la conjugación y la racionalizada

​

Answer 1

$\frac{1}{ \sqrt{2} + \sqrt{7} } \times \frac{ \sqrt{2} - \sqrt{7} }{ \sqrt{2} - \sqrt{7} } \\ \\ \frac{1( \sqrt{2} - \sqrt{7}) }{( \sqrt{2 } {)}^{2} - ( \sqrt{7} {)}^{2} } \\ \\ \frac{ \sqrt{2} - \sqrt{7} }{2 - 7} \\ \\ \: \frac{ \sqrt{2} - \sqrt{7} }{ - 5} )$

》thanks for the points 《