Question
Asked Dec 21, 2019
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Explain how you can determine from the reduced row-echelon form of a matrix whether the corresponding system of equations is inconsistent.

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Expert Answer

Step 1

If a row of the reduced row-echelon form in a contradiction that is zero’s to the left of the vertical bar and a nonzero elements to the right then the system is inconsistent.

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For example: Assume the system of equation are 5х — 9у -332 %3 3 х — 2 у- 72%3D0 - 2х + у +82 %3D-12

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Step 2

The augmented matrix form of the pro...

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5 -9 -33 -2 -7 -12 3.

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