Determine whether the matrix is in row-echelon form.If it is,determine if it is also in reduced row-echelon form. $$\left[ \begin{array} { r r r r }
1 & 8 & - 8 & 4 \
0 & 1 & 0 & 6 \
0 & 0 & 1 & - 9
\end{array} \right]$$
A)row-echelon form and reduced row-echelon form
B)row-echelon form
C)neither

Question

Determine whether the matrix is in row-echelon form.If it is,determine if it is also in reduced row-echelon form. $$\left[ \begin{array} { r r r r } 
1 & 8 & - 8 & 4 \
0 & 1 & 0 & 6 \
0 & 0 & 1 & - 9
\end{array} \right]$$
A)row-echelon form and reduced row-echelon form
B)row-echelon form
C)neither

Quizplus · Accepted Answer

The Answer of Determine whether the matrix is in row-echelon form.If it is,determine if it is also in reduced row-echelon form. $$\left[ \begin{array} { r r r r } 
1 & 8 & - 8 & 4 \
0 & 1 & 0 & 6 \
0 & 0 & 1 & - 9
\end{array} \right]$$
A)row-echelon form and reduced row-echelon form
B)row-echelon form
C)neither

Determine Whether the Matrix Is in Row-Echelon Form [18−840106001−9]\left[ \begin{array} { r r r r } 1 & 8 & - 8 & 4 \\0 & 1 & 0 & 6 \\0 & 0 & 1 & - 9\end{array} \right]​100​810​−801​46−9​​

Determine Whether the Matrix Is in Row-Echelon Form $\left[ \begin{array} { r r r r } 1 & 8 & - 8 & 4 \\0 & 1 & 0 & 6 \\0 & 0 & 1 & - 9\end{array} \right]$