MATLAB assignment I need it in 6 hours from now

matlab/document.xml

Write a MATLAB script that uses (a) Composite Mid-Point Method, (b) Composite Trapezoidal Method, and (c) Composite Simpson's Method to approximate $\displaystyle{\int_0^4} x^3\, dx$ with $n = 100$ subintervals. a = 0; b = 4; n = 100; h = (b-a)/n; % Composite Mid-Point Method % Composite Trapezoidal Method % Composite Simpson's Method