I need this ASAP in 3 hours with full comments please and solving

This is the template script:

% Name: Yara

% BENG 101 Spring 2019_x000D_
% Recitation #302_x000D_
% Matlab Assigment #3_x000D_
% Date_x000D_
% This is a script file for Matlab Assignment 3.  The goals of this_x000D_
% assignment is to learn how to perform element-by-element and matrix operations_x000D_
% practice relational and logical operators and seelection and iteration_x000D_
% statements_x000D_
%---------------------------------------------------------------------_x000D_
_x000D_
%clear variables and command window_x000D_
clc;_x000D_
clear all;_x000D_
_x000D_
% Problem 1:_x000D_
_x000D_
% Rename the file using the format FirstName_LastName_Rec#_Matlab3a.m_x000D_
% Problem 2:_x000D_
% Problem 3:_x000D_
% Problem 4:_x000D_
%Put your answers to the questions asked in problem 4 here as comments_x000D_
% Problem 5;_x000D_
% Problem 6:_x000D_
% Problem 7:_x000D_
% Problem 8:_x000D_