clear all close all clc % A set of algebraic equations is represented by A x = b % A is [100x100] square matrix % b is a column vector with hundred rows A= [2.00009802960494,-1,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0, 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0, 0,0,0,0,0,0,0,0,0;-1,2.00009802960494,-1,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0, 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0, 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0;0,-1,2.00009802960494,-1,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0, 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0, 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0;0,0,-1,2.00009802960494,-1,0,0,0,0,0,0,0,0, 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0, 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A set of algebraic equations is represented by A x = b, where A is a square matrix and b is a column vector. For the system of equations in the attached file Homework_5_p1.m what is x(50)? Enter answer... ۲. From the following system of equations, 3x +3y + 2z = 11; 2x + 5y + 4z = 16;7x + y + 4z = 13 create a 3x3 matrix using the coefficients of X, y and z . Convert the matrix into an upper triangular form. The sum of forward diagonal elements of the upper triangular matrix is: Greater than 10 Less than 10 Equal to 10 Quiz 6-3) Which one of these plots represents the column picture for the system of equations: x + 3y = 7; 2x + y = 4 (i) (ii) 4 8 3 6 >2 >4 1 2 0 O O 0 2 4 6 8 1 2 3 4 X Х (iii) (iv) 5 6 5 4 4 3 y > 3 2 2. 1 1 O 0 0 2. 4 6 0 2. 4 6 8 х X (i) (iii) (ii) (iv) E. What is the product of a square matrix and its inverse? Identity matrix 1 The matrix itself None of the above 0. What is the determinant of the following matrix: [3124; 2143; 6 248;2413] Enter answer...
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