Questão 768904

\(y=\left(x^2+64\right)^{\frac{1}{4}}\)

\(y=\left(4x^2+64\right)^{\frac{1}{4}}\)

\(y=\left(4x^2+256\right)^{ }\) \(^{\frac{1}{4}}\)

\(y=\left(x^2+64\right)^{\frac{^1}{3}}\)

\(y=\left(4x^2+256\right)^{^{\frac{1}{3}}}\)