Select the Augmented Matrix for the System of Linear Equations $$\left\{ \begin{aligned}x + 14 y - 12 z & = 12 \\5 x - 4 y + 5 z & = 0 \\12 x + y & = 9\end{aligned} \right.$$

question 56

Multiple Choice

Select the augmented matrix for the system of linear equations.​ $$\left\{ \begin{aligned}x + 14 y - 12 z & = 12 \\5 x - 4 y + 5 z & = 0 \\12 x + y & = 9\end{aligned} \right.$$ ​

• A)​ \[\left[ \begin{array} { c c c c c }
• 1 & 14 & 12 & \vdots & 12 \\
• 5 & - 4 & 5 & \vdots & 0 \\
• 12 & 1 & 0 & \vdots & 9
• \end{array} \right]\]
• B) \(\left[\begin{array}{cccl}
• 1 & 14 & -12 & :12 \\
• 5 & -4 & 5 & :0\\
• 12 & 1 & 0 & :9
• \end{array}\right]\)
• C)​ \(\left[\begin{array}{cccl}
• 1 & 14 & -12 & :12 \\
• 5 & 4 & 5 & :0\\
• 12 & 1 & 0 & :9
• \end{array}\right]\)
• D)​ \[\left[ \begin{array} { c c c c c }
• 1 & 14 & 12 & \vdots & 12 \\
• 5 & 4 & 5 & \vdots & 0 \\
• 12 & 1 & 0 & \vdots & 9
• \end{array} \right]\]
• E)​ \(\left[\begin{array}{cccl}
• 1 & 14 & -12 & :12 \\
• 5 & -4 & 5 & :0\\
• 12 & 1 & 9 & :0
• \end{array}\right]\)

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