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Utilize the following linear system of equations for this activity. -2x1 + x2 + 2x3 = 0 *1 + 3xz + 2x3 = -4 3x1 – x2 + x3 = 3 Before submitting your solution, consider repeating the work above with the coefficient matrix A = [-2 1 2; 1 3 2; -14 4]. Do you run into any difficulties or errors when finding the solution? Explain what is happening as a comment in your code. Script e A Save C Reset I MATLAB Documentation 1 %Create the coefficient matrix. Store the coefficient matrix in A. 2 A = [-2 1 2; 1 3 2; 3 -1 1] 3. 4 %Create the column matrix of constants. Store the column matrix of constants in b. 5 b = [0; -4; 3] 6. 7 %Use the inv() command to find the inverse of the matrix A. Store the inverse matrix in invA. 8 invA = inv(A) 9 10 %Find the solution to the linear system of equations using the inverse matrix, if the inverse matrix 11 %exists. If the inverse matrix exists, store the solution to the linear system of equations in x. 12 x = invA*b 13 14 %Before submitting your solution, consider repeating the work above with the coefficient matrix A = [-2 1 2; 1 3 15

Utilize the following linear system of equations for this activity. -2x1 + x2 + 2x3 = 0 *1 + 3xz + 2x3 = -4 3x1 – x2 + x3 = 3 Before submitting your solution, consider repeating the work above with the coefficient matrix A = [-2 1 2; 1 3 2; -14 4]. Do you run into any difficulties or errors when finding the solution? Explain what is happening as a comment in your code. Script e A Save C Reset I MATLAB Documentation 1 %Create the coefficient matrix. Store the coefficient matrix in A. 2 A = [-2 1 2; 1 3 2; 3 -1 1] 3. 4 %Create the column matrix of constants. Store the column matrix of constants in b. 5 b = [0; -4; 3] 6. 7 %Use the inv() command to find the inverse of the matrix A. Store the inverse matrix in invA. 8 invA = inv(A) 9 10 %Find the solution to the linear system of equations using the inverse matrix, if the inverse matrix 11 %exists. If the inverse matrix exists, store the solution to the linear system of equations in x. 12 x = invA*b 13 14 %Before submitting your solution, consider repeating the work above with the coefficient matrix A = [-2 1 2; 1 3 15

Database System Concepts
Database System Concepts
7th Edition
ISBN:9780078022159
Author:Abraham Silberschatz Professor, Henry F. Korth, S. Sudarshan
Publisher:Abraham Silberschatz Professor, Henry F. Korth, S. Sudarshan
Chapter1: Introduction
Section: Chapter Questions
Problem 1PE
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Please assist with explaining what exactly is happening when replacing A. The answer is yes that an error occurs, just need assistance with explaining the error and why it is not compliling. 

Utilize the following linear system of equations for this activity. -2*1 + x2 + 2x3 = 0 *1 + 3xz + 2x3 = - 3x1 – x2 + x3 = 3 Before submitting your solution, consider repeating the work. above with the coefficient matrix A = [-2 1 2; 1 3 2; -1 4 4]. Do you run into any difficulties or errors when finding the solution? Explain what is happening as a comment in your code. Script e A Save C Reset I MATLAB Documentation 1 %Create the coefficient matrix. Store the coefficient matrix in A. 2 А %3D [-2 1 2;B 1 3 2; 3 -1 1] 4 %Create the column matrix of constants. Store the column matrix of constants in b. b = [0; -4; 3] 7 %Use the inv() command to find the inverse of the matrix A. Store the inverse matrix in invA. 8 invA = inv(A) 10 %Find the solution to the linear system of equations using the inverse matrix, if the inverse matrix 11 %exists. If the inverse matrix exists, store the solution to the linear system of equations in x. 12 x = invA*b 13 14 %Before submitting your solution, consider repeating the work above with the coefficient matrix A = [-2 1 2; 1 3 15 16 17
Transcribed Image Text:Utilize the following linear system of equations for this activity. -2*1 + x2 + 2x3 = 0 *1 + 3xz + 2x3 = - 3x1 – x2 + x3 = 3 Before submitting your solution, consider repeating the work. above with the coefficient matrix A = [-2 1 2; 1 3 2; -1 4 4]. Do you run into any difficulties or errors when finding the solution? Explain what is happening as a comment in your code. Script e A Save C Reset I MATLAB Documentation 1 %Create the coefficient matrix. Store the coefficient matrix in A. 2 А %3D [-2 1 2;B 1 3 2; 3 -1 1] 4 %Create the column matrix of constants. Store the column matrix of constants in b. b = [0; -4; 3] 7 %Use the inv() command to find the inverse of the matrix A. Store the inverse matrix in invA. 8 invA = inv(A) 10 %Find the solution to the linear system of equations using the inverse matrix, if the inverse matrix 11 %exists. If the inverse matrix exists, store the solution to the linear system of equations in x. 12 x = invA*b 13 14 %Before submitting your solution, consider repeating the work above with the coefficient matrix A = [-2 1 2; 1 3 15 16 17
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