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If the Fourier Series expansion of a periodic function f (x), where f (x) = f (x + 2+ ). i ...
If the Fourier Series expansion of a periodic function f (x), where f (x) = f (x + 2+ ). is given by f (x) = } } cosa sin r + - = cos 2x #sin 2.x + determine the amplitude of the first harmonic (to 2 d.pl