only problem b) part i ii and iii please!

Solve 4.22 (b) three different ways: 4.22. Determine the continuous-time signal corresponding to each of the following transforms *X X M va Figure P4.22 Chap 4 Problems 339 (a) X(ja) 2 (b) X(Jo) - cos(4w + 7/3) (e) X(jo) as given by the magnitude and phase plots of Figure P4.22(a) (d) X(jw) - 28(w - 1) - 8lw + 1)] + 3181W - 2) + 6(w + 2)] (e) X(jw) as in Figure P4.22(b) i by hand -Follow the steps below to using this equation: "Una -Express the given expression in exponential form: -No need to take the integral, instead apply the Fourier transform of the shifted impulse. e) or 81960) -Type your answer here from your handwork (no need to show your work): ii. by MATLAB -Complete MATLAB below then run it. Homework 2, Problem 1 4.22 b clc; clear all; close all; syms t W;%symbolic variables titime, W:frequency %4.22 PART 1 X- ; %