Question
The area bounded by the curve $y = \sin\left(\frac{x}{3}\right)$, the x-axis, and the lines $x = 0$ and $x = 3\pi$ is ___
The area bounded by the curve $y = \sin\left(\frac{x}{3}\right)$, the x-axis, and the lines $x = 0$ and $x = 3\pi$ is ___