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Can you recreate the formulas on the previous page?\footnote{Unfortunately I cannot seem to find my solution from last year, so you will probably have to ask Google for help.}

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First some large operators both in text:
$ $
and $ $;
and also on display:


For $x$ in the open interval $ $ the infinite sum in Equation ( )
is convergent;
however, this does not hold throughout the closed interval $ $.

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