Resposta :
[tex] \sqrt{8 - 5 \sqrt{18 + \sqrt{32} } } \\ \\ \sqrt{8 - 5 \sqrt{18 + {2}^{2} \sqrt{2} } } \\ \\ \sqrt{8 - 5 \sqrt{18 + 4} \sqrt{2} } \\ \\ \Large\mathscr{\red{indefinido}}[/tex]
[tex]\Large\mathscr{\red{Attard}}[/tex]

[tex] \sqrt{8 - 5 \sqrt{18 + \sqrt{32} } } \\ \\ \sqrt{8 - 5 \sqrt{18 + {2}^{2} \sqrt{2} } } \\ \\ \sqrt{8 - 5 \sqrt{18 + 4} \sqrt{2} } \\ \\ \Large\mathscr{\red{indefinido}}[/tex]
[tex]\Large\mathscr{\red{Attard}}[/tex]