Question

me ajudem racionalizar a E por favor

Answer 1

e)
$\frac{1}{ \sqrt[7]{3^2} } = \\ \\ fator~~racionalizante~~ \sqrt[7]{3^5} \\ \\ \frac{ \sqrt[7]{3^5} }{ \sqrt[7]{3^2}. \sqrt[7]{3^5} } = \\ \\ \frac{ \sqrt[7]{3^5} }{ \sqrt[7]{3^7} } = \\ \\ \frac{ \sqrt[7]{3^5} }{3}$