4) A) Write a simple code to solve the system with MATLAB. (Use matrix division) 3 2 11 x1 79 5 18 3 x2 = 99 22 3 12 17 x3 139 B) Apply Gaussian elimination by hand and find the exact solution. C) Write a simple code to solve this system with LU decomposition in MATLAB and check the result by using the norm for Ax=b.
4) A) Write a simple code to solve the system with MATLAB. (Use matrix division) 3 2 11 x1 79 5 18 3 x2 = 99 22 3 12 17 x3 139 B) Apply Gaussian elimination by hand and find the exact solution. C) Write a simple code to solve this system with LU decomposition in MATLAB and check the result by using the norm for Ax=b.
Algebra and Trigonometry (6th Edition)
6th Edition
ISBN:9780134463216
Author:Robert F. Blitzer
Publisher:Robert F. Blitzer
ChapterP: Prerequisites: Fundamental Concepts Of Algebra
Section: Chapter Questions
Problem 1MCCP: In Exercises 1-25, simplify the given expression or perform the indicated operation (and simplify,...
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![4) A) Write a simple code to solve the system with MATLAB. (Use matrix division)
3
2 11
x1
79
5 18
3
x2
=
99
3 12 17
x3
139
B) Apply Gaussian elimination by hand and find the exact solution.
C) Write a simple code to solve this system with LU decomposition in MATLAB and check the result by
using the norm for Ax=b.
[5]
D) Apply 3 steps of Jacobi iteration by hand with x = 2. Find the absolute error.
E) Apply 3 steps of Gauss-Seidel iteration by hand with x0 = 2. Find the absolute error.](/v2/_next/image?url=https%3A%2F%2Fcontent.bartleby.com%2Fqna-images%2Fquestion%2Ff47e224d-0a4a-4d45-9192-e3f74366526b%2Fcc67b524-4b0a-4509-a246-ae4cf8b08355%2Fzjqau73_processed.png&w=3840&q=75)
Transcribed Image Text:4) A) Write a simple code to solve the system with MATLAB. (Use matrix division)
3
2 11
x1
79
5 18
3
x2
=
99
3 12 17
x3
139
B) Apply Gaussian elimination by hand and find the exact solution.
C) Write a simple code to solve this system with LU decomposition in MATLAB and check the result by
using the norm for Ax=b.
[5]
D) Apply 3 steps of Jacobi iteration by hand with x = 2. Find the absolute error.
E) Apply 3 steps of Gauss-Seidel iteration by hand with x0 = 2. Find the absolute error.
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