alonzob7735 alonzob7735 11-03-2024 Mathematics contestada Combinations of transformations: Let x[n] = anu[n], where a > 1, find and plot z[n] = x[22n]. a) z[n] = a(2n) u[2²n] b) z[n] = a(4n) u[2²n] c) z[n] = a(2²n) u[2²n] d) z[n] = a(2ⁿ) u[2²n]