Respuesta :

[tex]\frac{3}{9-\sqrt{2} } * \frac{9+\sqrt{2}}{9+\sqrt{2}}[/tex]

[tex]\frac{27 + 3\sqrt{2} }{9^{2} - (\sqrt{2})^{2} }[/tex]

[tex]\frac{27 + 3 \sqrt{2} }{81 - 2}[/tex]

[tex]\frac{27 + 3\sqrt{2} }{79}[/tex]