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asked ago in Mathematics by (18.9k points)

Solve the following system of equations by matrix method. 

3x – 2y + 3z = 8 

2x + y – z = 1 

4x – 3y + 2z = 4

1 Answer

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answered ago by (21k points)
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Best answer

The system of equation can be written as AX = B, where

Hence, A is non singular and so its inverse exists. Now 

A11 = –1, A12 = – 8, A13 = –10 

A21 = –5, A22 = – 6, A23 = 1 

A31 = –1, A32 = 9, A33 = 7

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