A string of length 5 m and a mass of 90 g is held under a tension of 1

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A string of length 5 m and a mass of 90 g is held under a tension of 100 N. A wave travels down the string that is modeled as y(x, t) = 0.01 m sin⁡(15.7 m−1 x − 1170.12 s−1 t). What is the power over one wavelength?

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A string of length $5 m$ and a mass of $90 g$ is held under a tension of $100 N$ . A wave travels down the string that is modeled as $y (x, t) = 0.01 m \sin (15.7 m^{- 1} x - 1170.12 s^{- 1} t)$ . What is the power over one wavelength?