Math Problem Statement
Matrix inverse: Solve each system of equations by using the inverse of the coeffcient matrix if it exists and by the Gauss-Jordan method if the inverse doesn’t exist. 2x + y =1 3y + z =8 4x - y -3z =8
Solution
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Math Problem Analysis
Mathematical Concepts
Linear Algebra
Systems of Equations
Matrix Inversion
Gauss-Jordan Elimination
Formulas
Determinant of a 3x3 matrix: det(A) = a(ei − fh) − b(di − fg) + c(dh − eg)
Matrix equation: A * x = b
Solution using inverse matrix: x = A^{-1} * b
Theorems
Inverse Matrix Theorem
Determinant Calculation
Gauss-Jordan Elimination
Suitable Grade Level
Undergraduate (Linear Algebra)
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