Use the matrix features on a graphing calculator to express the augmented matrix in reduced row echelon form. $$\left[ \begin{array} { c c | c }
1 & 5 & 13 \
3 & - 2 & 5
\end{array} \right]$$
A)

$\left[ \begin{array} { c c | c } 1 & 5 & 13 \ 0 & 1 & 2 \end{array} \right]$

B)
$\left[ \begin{array} { c c | c } 1 & 0 & 3 \ 0 & 1 & - 2 \end{array} \right]$
C)
$\left[\begin{array}{ll|l}
1 & 0 & 13 \
0 & 1 & \frac{17}{8}
\end{array}\right]$

D)
$\left[\begin{array}{ll|l}
1 & 0 & 3 \
0 & 1 & 2
\end{array}\right]$

Question

Use the matrix features on a graphing calculator to express the augmented matrix in reduced row echelon form. $$\left[ \begin{array} { c c | c } 
1 & 5 & 13 \
3 & - 2 & 5
\end{array} \right]$$
A)

$\left[ \begin{array} { c c | c } 1 & 5 & 13 \ 0 & 1 & 2 \end{array} \right]$

B)
$\left[ \begin{array} { c c | c } 1 & 0 & 3 \ 0 & 1 & - 2 \end{array} \right]$
C)
$\left[\begin{array}{ll|l}
1 & 0 & 13 \
0 & 1 & \frac{17}{8}
\end{array}\right]$

D)
$\left[\begin{array}{ll|l}
1 & 0 & 3 \
0 & 1 & 2
\end{array}\right]$

Quizplus · Accepted Answer

The reduced row echelon form of the given matrix is achieved by performing row operations to make the leading coefficients 1 and to clear out other entries in the columns.

Use the Matrix Features on a Graphing Calculator to Express [15133−25]\left[ \begin{array} { c c | c } 1 & 5 & 13 \\3 & - 2 & 5\end{array} \right][13​5−2​135​]

Use the Matrix Features on a Graphing Calculator to Express $\left[ \begin{array} { c c | c } 1 & 5 & 13 \\3 & - 2 & 5\end{array} \right]$