Consider the following system of linear equations: x + 4y + z = 3, z = -1. Then which of the following is true? Select all possible answers. NOne of the variables is free. It is a homogeneous system of linear equations. |It has exactly one solution. |It has a non-trivial solution.

Advanced Engineering Mathematics
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ISBN:9780470458365
Author:Erwin Kreyszig
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Chapter2: Second-order Linear Odes
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Consider the following system of linear equations:
x + 4y+ z = 3,
z = -1.
Then which of the following is true?
Select all possible answers.
One of the variables is free.
|It is a homogeneous system of linear equations.
| It has exactly one solution.
|It has a non-trivial solution.
Transcribed Image Text:Consider the following system of linear equations: x + 4y+ z = 3, z = -1. Then which of the following is true? Select all possible answers. One of the variables is free. |It is a homogeneous system of linear equations. | It has exactly one solution. |It has a non-trivial solution.
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