Question

Convert each signal to the finite sequence form {a, b, c, d, e}. (a) u[n] – u[n – 4] (b) u[n] – 2 u[n – 2] + u[n - 4]

(c) n u[n] – 2(n –2)u[n – 2] + (n – 4)u[n – 4] (d) n u[n] – 2(n – 1) u[n – 1] + 2(n – 3) u[n – 3] – (n – 4) u[n – 4]

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