# Fourier Transform Integrals

Using the Fourier transform integral, find Fourier transforms of the following signals.

xa(t) = t *exp(-αt) * u(t), α > 0;

xb(t) = t2 * u(t) * u(1 – t)

xc(t) = exp(-αt) * u(t) * u(1 – t), α > 0;

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