Write the Matrix in Reduced Row-Echelon Form $$\left[ \begin{array} { r r r r } 5 & - 7 & - 3 & 6 \\- 6 & - 6 & 2 & - 44 \\2 & - 4 & - 2 & - 4\end{array} \right]$$

question 27

Multiple Choice

Write the matrix in reduced row-echelon form. $$\left[ \begin{array} { r r r r } 5 & - 7 & - 3 & 6 \\- 6 & - 6 & 2 & - 44 \\2 & - 4 & - 2 & - 4\end{array} \right]$$

• A) \(\left[ \begin{array} { l l l l }
• 1 & 0 & 0 & 6 \\
• 0 & 1 & 0 & 3 \\
• 0 & 0 & 1 & 5
• \end{array} \right]\)
• B) \(\left[ \begin{array} { l l l l }
• 1 & 0 & 0 & 1 \\
• 0 & 1 & 0 & 1 \\
• 0 & 0 & 1 & 1
• \end{array} \right]\)
• C) \(\left[ \begin{array} { l l l l }
• 1 & 0 & 0 & 7 \\
• 0 & 1 & 0 & 2 \\
• 0 & 0 & 1 & 5
• \end{array} \right]\)
• D) \(\left[ \begin{array} { l l l l }
• 1 & 0 & 0 & 0 \\
• 0 & 1 & 0 & 0 \\
• 0 & 0 & 1 & 0
• \end{array} \right]\)
• E) \(\left[ \begin{array} { l l l l }
• 1 & 0 & 0 & 7 \\
• 0 & 1 & 0 & 5 \\
• 0 & 0 & 1 & 2
• \end{array} \right]\)