Determine If the Matrix Is in Row-Echelon Form $$\left[ \begin{array} { r r r | r } 1 & - 6 & - 8 & - 7 \\0 & 1 & 0 & 8 \\0 & 0 & 2 & 3\end{array} \right]$$

question 106

Multiple Choice

Determine if the matrix is in row-echelon form.
- $$\left[ \begin{array} { r r r | r } 1 & - 6 & - 8 & - 7 \\0 & 1 & 0 & 8 \\0 & 0 & 2 & 3\end{array} \right]$$

• A) No
• B) Yes

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