Question

$find \: the \: fourier \: series \: of \: the \: function \: f(x) = {e}^{ - x} \: in \: the \: interval \: - \pi < x < \pi$
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Answer 1

Answer:

Free Fourier Series calculator - Find the Fourier series of functions ... f o u r i e r 1− x π , [−π, π] ... $\mathrm{Fourier\:series\:of\: function}\:f\left(x\right)\:\mathrm{on\:interval}\:-L\ le\:x\le\:L\:\ ...