Question: Let x[n] be the sequence with the pole-zero plot shown in Figure. Sketch the pole-zero plot for:? (a) y[n] = (1/2) n x[n]? (b) w[n]

Let x[n] be the sequence with the pole-zero plot shown in Figure. Sketch the pole-zero plot for:?

(a) y[n] = (1/2)n x[n]?

(b) w[n] = cos (?n/2) x[n]

Im z-plane Re

Im z-plane Re

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