Question: Derive the Fourier transform for the following functions: (a) f (t) = e-2t cos 4tu (t). (b) f (t) = e-2t sin 4tu (t).

Derive the Fourier transform for the following functions:
(a) f (t) = e¬¬-2t cos 4tu (t).
(b) f (t) = e-2t sin 4tu (t).

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