Use an inverse matrix to solve each system of linear equations. (a) x1 + X2 - 2x3 = X3 = X1 - X2 - X3 = -1 X1 2x + (X1, X2, x3) = (| (b) x1 + x2 - 2x3 - -2 2x2 + - Ex 4 X1 - X2 - X3 - X1 (x1, X2, xa) -

College Algebra
10th Edition
ISBN:9781337282291
Author:Ron Larson
Publisher:Ron Larson
Chapter7: Matrices And Determinants
Section7.3: The Inverse Of A Square Matrix
Problem 5ECP
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Use an inverse matrix to solve each system of linear equations.
X1 + X2 - 2x3 =
2x + x3 =
(a)
X1
X1 - X2 - X3 = -1
(X1, x2, x3) = (|
(b) x1 + x2
2x2 +
2x3 -
-2
X1
X3 =
4
X1 - X2
X3
(x1, x2, x3) -
Transcribed Image Text:Use an inverse matrix to solve each system of linear equations. X1 + X2 - 2x3 = 2x + x3 = (a) X1 X1 - X2 - X3 = -1 (X1, x2, x3) = (| (b) x1 + x2 2x2 + 2x3 - -2 X1 X3 = 4 X1 - X2 X3 (x1, x2, x3) -
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