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Integrating Periodic Functions

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Suppose that f(x + 2pi) = f(x) is an integrable functionof period 2pi. Show that

S f(x) dx 2pi + a ---> a = S f(x) dx 2pi ----> 0

where a is any real number.

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A periodic function is integrated. The soution is well presented.

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We will use 2 = T and c = a

If the period of the function f(x) ...

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