tolong bantuinnnn donggg a sama b

Penjelasan dengan langkah-langkah:
[tex]2 {x}^{ - \frac{2}{3} } \\ \frac{2}{x {}^{ \frac{2}{3} } } \\ \frac{2}{ \sqrt[3]{x {}^{2} } } [/tex]
[tex](4x) {}^{- \frac{3}{5} } \\ \frac{1}{(4x) {}^{ \frac{3}{5} } } \\ \frac{1}{ \sqrt[5]{(4x)} {}^{3} } \\ [/tex]
[answer.2.content]