Question
Asked Sep 16, 2019
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Consider the following system of equations.

x1  −  x2  +  3x3  =  −3
2x1  +  x2  +  2x3  =  −8
−2x1  −  2x2  +  x3  =  13

solve the system using the inverse of the cofficient matrix

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Expert Answer

Step 1

Consider the given equations.

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-x2+3r -3 -(1) 2x, x +2.x, =-8 -(2) -2x2x x 13

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Step 2

Formula used:

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AX = B

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Step 3

The augmented matrix for t...

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1 -1 3 -3 1 2|x2 2 -8 -2 -2 1 13 x- Where, -1 3 1 A 2 1 2,B -8 -2 -2 1 13

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Algebra

Matrices

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