Answer Happy

Problem 9 A 2π-periodic function admits the complex Fourier series a f(z) =Sinh TĨ If f(x) is expanded into real Fourier series, then Find ao, an and bn. f(x) = ao 1 - in ina n² + 1 e Σ(-1) "¹- + Σan cos nx + b₂ sin nx. 2 n>1