a) Find exponential Fourier series expansion of x(t) and y(t). b) If z(t) = x(t)y(t) and...

 

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a) Find exponential Fourier series expansion of x(t) and y(t). b) If z(t) = x(t)y(t) and exponential Fourier series expansion coefficients of x(t), y(t), z(t) are Xn, Yn, Zn respectively, find Zn by using Z₁ = El=-co X1 Yn-1- c) Sketch z(t) and find its exponential Fourier series expansion directly and compare it to the result in part b). x(t) = cos(2nfot), y(t) = 2x=-e k= t-kTo a) Find exponential Fourier series expansion of x(t) and y(t). b) If z(t) = x(t)y(t) and exponential Fourier series expansion coefficients of x(t), y(t), z(t) are Xn, Yn, Zn respectively, find Zn by using Z₁ = El=-co X1 Yn-1- c) Sketch z(t) and find its exponential Fourier series expansion directly and compare it to the result in part b). x(t) = cos(2nfot), y(t) = 2x=-e k= t-kTo

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