Teaching MPPSC Assistant Professor Mock Test Series 2025 Physical Sciences Mathematical Methods of Physics
The given function is reverse sawtooth wave. The coefficient bn of the corresponding Fourier series is
1
\(\sum_{n=0}^{\infty} \frac{\sin nx}{n}\)
2
\(\sum_{n=1}^{\infty} \frac{\sin nx}{n}\)
3
\(\sum_{n=1}^{\infty} \frac{\cos nx}{n}\)
4
\(\sum_{n=0}^{\infty} \frac{\cos nx}{n}\)