Question The currents I₁, I₂ and 13, measured in Amperes, in the three branches of a parallel circuit are determined by the following system of linear equations. -4/₁ + 13/₂-2/3 =-58 -13 12 +6/3=52 71 +37=43 a. Write the system in matrix form Ax = b. b. Solve the system of linear equations using Cramer's Rule. Check your answer by substituting into the system of linear equations.

Algebra & Trigonometry with Analytic Geometry
13th Edition
ISBN:9781133382119
Author:Swokowski
Publisher:Swokowski
Chapter9: Systems Of Equations And Inequalities
Section9.9: Properties Of Determinants
Problem 23E
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The currents I₁, I₂ and 13, measured in Amperes, in the three branches of a parallel circuit
are determined by the following system of linear equations.
-44₁ +13/₂-2/3 =-58
-13 12 +673 =52
71 +3/3=43
a. Write the system in matrix form Ax = b.
b. Solve the system of linear equations using Cramer's Rule.
Check your answer by substituting into the system of linear equations.
Transcribed Image Text:Question The currents I₁, I₂ and 13, measured in Amperes, in the three branches of a parallel circuit are determined by the following system of linear equations. -44₁ +13/₂-2/3 =-58 -13 12 +673 =52 71 +3/3=43 a. Write the system in matrix form Ax = b. b. Solve the system of linear equations using Cramer's Rule. Check your answer by substituting into the system of linear equations.
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