a)
To evaluate: using Gaussian elimination to solve the system of equations.
a)
Answer to Problem 194RE
The value of
Explanation of Solution
Given information :
System of equations are given as
Writing the given system of equations in the form of
Applying Gaussian elimination rule and finding the determinant,
Finding the values of x , y and z ,
The value of
b)
To evaluate: using Cramer’s rule to solve the system of equations.
b)
Answer to Problem 194RE
The value of
Explanation of Solution
Given information :
System of equations are given as
Writing the given system of equations in the form of
Applying Cramer’s rule and finding the determinant,
Finding ,
Finding ,
Finding ,
Further,
The value of
Both the methods are preferable but if the questions needs to be solve quickly then Gaussian elimination will be more preferable as it gives the result fast.
Chapter 7 Solutions
Precalculus with Limits: A Graphing Approach
- Calculus: Early TranscendentalsCalculusISBN:9781285741550Author:James StewartPublisher:Cengage LearningThomas' Calculus (14th Edition)CalculusISBN:9780134438986Author:Joel R. Hass, Christopher E. Heil, Maurice D. WeirPublisher:PEARSONCalculus: Early Transcendentals (3rd Edition)CalculusISBN:9780134763644Author:William L. Briggs, Lyle Cochran, Bernard Gillett, Eric SchulzPublisher:PEARSON
- Calculus: Early TranscendentalsCalculusISBN:9781319050740Author:Jon Rogawski, Colin Adams, Robert FranzosaPublisher:W. H. FreemanCalculus: Early Transcendental FunctionsCalculusISBN:9781337552516Author:Ron Larson, Bruce H. EdwardsPublisher:Cengage Learning