Question: Consider a signal x(t) = cos(t), 0 t 1 (a) Find its Fourier transform X(). (b) Let y(t) = x(2t), find Y(), let

Consider a signal x(t) = cos(t), 0 ≤ t ≤ 1

(a) Find its Fourier transform X(Ω).

(b) Let y(t) = x(2t), find Y(Ω), let z(t) = x(t/2), find Z(Ω).

(c) Compare Y(Ω) and Z(Ω) with X(Ω).

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