Write the given system as a matrix equation and solve by using the inverse coefficient matrix. Use a graphing utility to perform the necessary calculations. 19x, + 46x2 10x3 = 49 - 3x1 + 42x2 19x3 = - 18 2x, + 15x2 2x3 = 28 ..... Find the inverse coefficient matrix. A1=0 (Round to four decimal places as needed.)

College Algebra
7th Edition
ISBN:9781305115545
Author:James Stewart, Lothar Redlin, Saleem Watson
Publisher:James Stewart, Lothar Redlin, Saleem Watson
Chapter6: Matrices And Determinants
Section: Chapter Questions
Problem 17T
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Write the given system as a matrix equation and solve by using the inverse coefficient matrix. Use a graphing utility to perform the necessary calculations.
19х1 + 46X2 - 10х3
49
- 3x, + 42x2 - 19x3
- 18
2х1 + 15х2
2x3
28
.....
Find the inverse coefficient matrix.
- 1
A
(Round to four decimal places as needed.)
Transcribed Image Text:Write the given system as a matrix equation and solve by using the inverse coefficient matrix. Use a graphing utility to perform the necessary calculations. 19х1 + 46X2 - 10х3 49 - 3x, + 42x2 - 19x3 - 18 2х1 + 15х2 2x3 28 ..... Find the inverse coefficient matrix. - 1 A (Round to four decimal places as needed.)
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