Use the answer from part (a) to solve the linear system

College Algebra
10th Edition
ISBN:9781337282291
Author:Ron Larson
Publisher:Ron Larson
Chapter7: Matrices And Determinants
Section7.1: Matrices And Systems Of Equations
Problem 6ECP: Solve the system 3x+5y+3z=193x+4y+4z=84x8y6z=26.
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Related questions
Question
-1
-2
5
A =
1
3
-9
1
2 -6
-2
A-1 =
-3
1
-4
-1
-1
(b) Use the answer from part (a) to solve the linear system
Xx1
2x2
5x3
X1
+
3x2
9x3
3
X1
+
2x2
6x3
-4
X1
X2
X3
Transcribed Image Text:-1 -2 5 A = 1 3 -9 1 2 -6 -2 A-1 = -3 1 -4 -1 -1 (b) Use the answer from part (a) to solve the linear system Xx1 2x2 5x3 X1 + 3x2 9x3 3 X1 + 2x2 6x3 -4 X1 X2 X3
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