Q3. (25 points) Solve the given set of linear algebraic equations in which (A,b) is given....
Q1. (25 points) Solve the given set of linear algebraic equations X1 + 2x2 + 3x3 = 0 4x1 + 5x2 + 6x3 = 0 7x: + 8x2 + 9x3 = 0 by expressing it in the form Ax = 0 and reducing A to its row-reduced echelon form through suitable elementary row operations. Show all your work.
6. The reduced row echelon form of a system of linear equations is shown below. Write the system of equations corresponding to the given matrix. Use x, y, and z as variables. Determine whether the system is consistent or inconsistent. If it is consistent, give the solution. 1 0 41 41 0 1 3 2 Lo 0 0 0
2) The row echelon form of a system of linear equations is given. a) Write the system of equations corresponding to the given matrix. Use x, y, z; or X1, X2, X3, X4 as variables. b) Determine whether the system is consistent or inconsistent. If it is consistent, give the solution. 1 0 2 4 0 1 -1 2 1] 2 [1 2 317 i) 0 14 21 Lo o 03] il) 0 0 i 2 0 42] 10 1...
Given a system of linear equations: w + 2x - 3y + 4z = 1 3w + 6x - 9y + tz = 2 (i) Express the system in [A][b] form.(ii) Determine the value of t such that: - the system is consistent; and - the system is inconsistent. (iii) Determine the rank of A, and by using the Rank Theorem, determine the number of free variables.
Tutorial 4. Linear systems of algebraic equations 2 October, 4-5 pm in FN2 (Q1) Consider this linear system of equations a. 1 p -2 0 0 0 1 0 q 0 4 2r -2 0 -1 0 4s Order the four equations such that the system of equations can be solved efficiently by Gauss elimination b. Solve the system by Gauss elimination (Q2) -1] 6 Given the linear system of equations A5 with [A| solve for i 10 and by...
Problem 1. For the system of linear equations Ax- b, using elementary row operations on the augmented matrix, A is brought to row echelon form. The resulting augmented matrix is: 1 0 7 0 112 Row echelon form of (Alb-00 1 2 3 5 0 0 0 0 0 c (a) Find the rank and the nullity of A. Explain your answer. (b) For what values of c does the system have at least one solution? Explain your answer. (c)...
(5 points) The following augmented matrix is in reduced row echelon form. Decode from the matrix the solution of the corresponding system of linear equations (using the variables X1, X2, and x3) or state that the system is inconsistent. (if a free variable is needed use the parameter t.) 1 0 3121 0 1 53 Lo 0 olo) con (10 points) Use row operations to compute the inverse of the matrix A = [ 53 -2] and use it to...
Please highlight answers and answer all questions in each question The reduced row echelon form of a system of linear equations is given. Write the system of equations corresponding to the given matrix. Use x and y as variables. Determine whether the system is consistent or inconsistent. If it is consistent, give the solution 10 -5 0 1 8 What equation does the first row represent? x= -5 (Type an equation.) What equation does the second row represent? y =...
Mathematics IA Assignment 2 Semester 2, 2019 Algebra (a) You are given the following four linear equations: 2=2r4+4 -12-2-3r3, 124 x3. Write down a corresponding augmented matrix (b) A linear system has the following augmented matrix, 0 21 1 0-3 -1 2 5 (i) Use Gauss-Jordan elimination to bring the augmented matrix into reduced row echelon form. You must show your steps and, at each step, write down the elementary row operations that you are using. (ii) Hence write down...
20 1. This question deals with the following linear system of equations- 11 + 3.02 + x3 = 0 -4.x1 - 9:22 +2:03 = 0 (a) Write this system as a matrix equation Az = 7, and find the augmented matrix associated with this system. (b) Find the reduced row echelon form of the augmented matrix using elementary row operations. (c) Find the solution set for this linear system.