Respuesta :
[tex]\bf a^{\frac{ n}{ m}} \implies \sqrt[ m]{a^ n}
\qquad \qquad
\sqrt[ m]{a^ n}\implies a^{\frac{ n}{ m}}\\\\
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6^{\frac{1}{4}}\implies \sqrt[4]{6^1}\implies \sqrt[4]{6}[/tex]