3. Let f(x) be a function of period 2n such that f (x) = e* ...

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3. Let f(x) be a function of period 2n such that f (x) = e* – T 0<x<2n a) Sketch a graph of f(x) in the interval 0< x <4r b) Find the Fourier series for f(x) in the interval 0 < x <2n, where n = = 1,2,3,4,5,.. 3. Let f(x) be a function of period 2n such that f (x) = e* – T 0<x<2n a) Sketch a graph of f(x) in the interval 0< x <4r b) Find the Fourier series for f(x) in the interval 0 < x <2n, where n = = 1,2,3,4,5,..