Fourier series for sinh t on (-1,1) and 1+|t| on (-π,π)

[danai_pa]

I don't solve Fourier series of
1) sinh t :-1<t<1.
2) 1+ltl : -p<t<p
anyone please suggest to me. Thank you very much

 

[Tide]

What have you done so far? I suggest looking up the definition of Fourier series.