find the fourier series expansion of f(x)=x^{3} ,(-π,π)

Thanks for contributing an answer!

\(........\)

Avoid writing here -

For solving this sum you need to know concepts of odd function in odd function a0=an=0 and you have to only find bn to find fourier series

Wait till images loads : sometimes it take time depends on your network

382 questions

257 answers

105 comments

155 users