(This problem is a reproduction of the textbook Problem 1.22. (a), (d), (g), (h).) A discrete-time signal is shown in Figure P1.22. Sketch and label carefully each of the following signals.: (i) x[n - 4] (ii) x[3n + 1] (iⅲ) 호리미 + 호 (-1)"a[n] (iv) x[(n - 1)2²]

Fig: 1