Which expression is equivalent to $\sqrt[7]{x^{9}y^{9}}$, where $x$ and $y$ are positive?<br/><br/>**

Mashaal Masha

Feb 25, 2024

Which expression is equivalent to $\sqrt[7]{x^{9}y^{9}}$, where $x$ and $y$ are positive?

Difficulty: Medium

(xy)^{\frac{7}{9}}

(xy)^{\frac{9}{7}}

(xy)^{16}

(xy)^{63}

ID: 65db6c9772be60754a9aed40