Use Cramer's rule to solve the system. 2x1 + X2 - 3x1 = 12 + X3 = - 15 + %3D X2 + 2x3 = - 4 %3D
Use Cramer's rule to solve the system. 2x1 + X2 - 3x1 = 12 + X3 = - 15 + %3D X2 + 2x3 = - 4 %3D
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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Transcribed Image Text:Please explain your answer in detail.
Use Cramer's rule to solve the system.
2x, + X2
= 12
- 3x1
+ X3 = - 15
X2 + 2x3 = - 4
7
2
The solution is x =
9
2
(Type an integer or simplified fraction for each matrix element.)
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