Drill 12. Solve the system using Cramer's rule, or show that the rule does not apply because the matrix of coefficients is singular. 5x1 - 6x2 + X3 = (1) -x1 + 3x2 4x3 2x1 + 3x2 + X3 (1) 2x1 3x2 X2 X3 3x3 + 4x3 X1 3x2 + I 45 X4 X4 2x4 = 2250 || || || ||
Drill 12. Solve the system using Cramer's rule, or show that the rule does not apply because the matrix of coefficients is singular. 5x1 - 6x2 + X3 = (1) -x1 + 3x2 4x3 2x1 + 3x2 + X3 (1) 2x1 3x2 X2 X3 3x3 + 4x3 X1 3x2 + I 45 X4 X4 2x4 = 2250 || || || ||
Algebra for College Students
10th Edition
ISBN:9781285195780
Author:Jerome E. Kaufmann, Karen L. Schwitters
Publisher:Jerome E. Kaufmann, Karen L. Schwitters
Chapter12: Algebra Of Matrices
Section12.CT: Test
Problem 21CT
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