Respuesta :

Answer:

The expression is written as:

[tex](7x)^{\frac{4}{3}}[/tex]

Explanation:

The given expression is written as follows:

[tex]\begin{gathered} (\sqrt[3]{7x})^4=((7x)^{\frac{1}{3}})^4 \\ \\ =(7x)^{\frac{4}{3}} \end{gathered}[/tex]