Tagged: coefficient matrix

Solving a System of Linear Equations By Using an Inverse Matrix

Problem 65

Consider the system of linear equations
x_1&= 2, \\
-2x_1 + x_2 &= 3, \\
5x_1-4x_2 +x_3 &= 2

(a) Find the coefficient matrix and its inverse matrix.

(b) Using the inverse matrix, solve the system of linear equations.

(The Ohio State University, Linear Algebra Exam)

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