Use the Gauss-Jordan Method to Solve the System of Equations $$\begin{array} { l } x - z = 5 \\y + z = 2 \\x + z = 9\end{array}$$

question 278

Multiple Choice

Use the Gauss-Jordan method to solve the system of equations. If the system has infinitely many solutions, let the last
variable be the arbitrary variable.
- $$\begin{array} { l } x - z = 5 \\y + z = 2 \\x + z = 9\end{array}$$

• A) \(\{ ( 14,0,4 ) \}\)
• B) \(\{ ( 2,5 , - 3 ) \}\)
• C) \(\{ ( 7,0,2 ) \}\)
• D) \(\{ ( 5,2,0 ) \}\)

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Definitions:

Dielectric

An electric insulator.

Voltage Difference

The difference in electric potential between two points in an electrical circuit.

Dielectric

A non-conducting material that can be polarized by an external electric field, commonly used as an insulating material between conducting surfaces.

Metal Conductors

Materials that allow the flow of electrical current due to their free electron movement.