Use an inverse matrix to solve each system of linear equations. (a) x₁ + 2x₂ + x3 = -2 X₁ + 2x2x3 = -4 x12x₂ + x3 = 2 (X1, X2, X3) = (b) x₁ + 2x₂ + x3 = 1 X1 + 2x2x3 = 1 X1 2x2 + x3 = -3 (X1, X2, X3) =
Use an inverse matrix to solve each system of linear equations. (a) x₁ + 2x₂ + x3 = -2 X₁ + 2x2x3 = -4 x12x₂ + x3 = 2 (X1, X2, X3) = (b) x₁ + 2x₂ + x3 = 1 X1 + 2x2x3 = 1 X1 2x2 + x3 = -3 (X1, X2, X3) =
Advanced Engineering Mathematics
10th Edition
ISBN:9780470458365
Author:Erwin Kreyszig
Publisher:Erwin Kreyszig
Chapter2: Second-order Linear Odes
Section: Chapter Questions
Problem 1RQ
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Use an inverse matrix to solve each system of linear equations.
(a) x₁ + 2x₂ + x3 = -2
X1
X1 + 2x2x3 = -4
x₁2x2 + x3 = 2
([
(X1, X2, X3) =
(b) x₁ + 2x2 + x3 =
1
X₁ + 2x₂ - X3 =
1
X1 - 2x2 + x3 = -3
(X₁, X2, X3) =
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