An Augmented Matrix That Represents a System of Linear Equations

question 45

Multiple Choice

An augmented matrix that represents a system of linear equations (in variables x,y,z and w if applicable) has been reduced using Gauss-Jordan elimination.Find the solution represented by the augmented matrix.​ $\left[\begin{array}{l}{\begin{array}{cccc}1 & 0 & 0 & \vdots8\end{array}} \\\begin{array}{llll}0 & 1 & 0 & \vdots-6\end{array} \\\begin{array}{llll}0 & 0 & 1 & \vdots0\end{array} \\\end{array}\right]$ ​

• A)​(0,8,-6)
• B)(8,0,-6)
• C)(8,-6,0)
• D)(-8,-6,0)
• E)(8,6,0)

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Recognize the role of optimism and hardiness in coping with stress and disease.

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