(adsbygoogle = window.adsbygoogle || []).push({}); 1. The problem statement, all variables and given/known data

[itex]\ f(x) = e^{|x|}[/itex] with [itex]x \in (-1,1) [/itex] and f(x+2) = f(x) [itex] \forall x [/itex]

2. Relevant equations

3. The attempt at a solution

Linked solution

What am I meant to do once I get to the last line? (assuming all is right up until then)

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# Homework Help: Fourrier series question.

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