Perform the indicated row operations on the matrix. Show the final result.
$$\left[ \begin{array} { c c c }
1 & - 1 & 9 \
- 3 & 4 & 4 \
6 & - 8 & - 8
\end{array} \right]$$
Add 3 times $R _ { 1 }$ to $R _ { 2 }$.
Add $- 6$ times $R _ { 1 }$ to $R _ { 3 }$.
A) $\left[ \begin{array} { c c c } 6 & - 14 & - 224 \ - 3 & 4 & 4 \ 6 & - 8 & - 8 \end{array} \right]$
B) $\left[ \begin{array} { c c c } 1 & - 1 & 9 \ 0 & 1 & 13 \ 0 & - 9 & 1 \end{array} \right]$
C) $\left[ \begin{array} { c c c } 1 & - 1 & 9 \ 0 & 1 & 31 \ 0 & - 2 & - 62 \end{array} \right]$
D) $\left[ \begin{array} { c c c } 1 & - 1 & 9 \ - 8 & 11 & 21 \ - 35 & 47 & 57 \end{array} \right]$
Е) $\left[ \begin{array} { c c c } 1 & - 1 & 9 \ 0 & 10 & - 50 \ 0 & - 11 & - 11 \end{array} \right]$

Question

Perform the indicated row operations on the matrix. Show the final result.
$$\left[ \begin{array} { c c c } 
1 & - 1 & 9 \
- 3 & 4 & 4 \
6 & - 8 & - 8
\end{array} \right]$$
Add 3 times $R _ { 1 }$ to $R _ { 2 }$.
Add $- 6$ times $R _ { 1 }$ to $R _ { 3 }$.
A) $\left[ \begin{array} { c c c } 6 & - 14 & - 224 \ - 3 & 4 & 4 \ 6 & - 8 & - 8 \end{array} \right]$
B) $\left[ \begin{array} { c c c } 1 & - 1 & 9 \ 0 & 1 & 13 \ 0 & - 9 & 1 \end{array} \right]$
C) $\left[ \begin{array} { c c c } 1 & - 1 & 9 \ 0 & 1 & 31 \ 0 & - 2 & - 62 \end{array} \right]$
D) $\left[ \begin{array} { c c c } 1 & - 1 & 9 \ - 8 & 11 & 21 \ - 35 & 47 & 57 \end{array} \right]$
Е) $\left[ \begin{array} { c c c } 1 & - 1 & 9 \ 0 & 10 & - 50 \ 0 & - 11 & - 11 \end{array} \right]$

Quizplus · Accepted Answer

The Answer of Perform the indicated row operations on the matrix. Show the final result.
$$\left[ \begin{array} { c c c } 
1 & - 1 & 9 \
- 3 & 4 & 4 \
6 & - 8 & - 8
\end{array} \right]$$
Add 3 times $R _ { 1 }$ to $R _ { 2 }$.
Add $- 6$ times $R _ { 1 }$ to $R _ { 3 }$.
A) $\left[ \begin{array} { c c c } 6 & - 14 & - 224 \ - 3 & 4 & 4 \ 6 & - 8 & - 8 \end{array} \right]$
B) $\left[ \begin{array} { c c c } 1 & - 1 & 9 \ 0 & 1 & 13 \ 0 & - 9 & 1 \end{array} \right]$
C) $\left[ \begin{array} { c c c } 1 & - 1 & 9 \ 0 & 1 & 31 \ 0 & - 2 & - 62 \end{array} \right]$
D) $\left[ \begin{array} { c c c } 1 & - 1 & 9 \ - 8 & 11 & 21 \ - 35 & 47 & 57 \end{array} \right]$
Е) $\left[ \begin{array} { c c c } 1 & - 1 & 9 \ 0 & 10 & - 50 \ 0 & - 11 & - 11 \end{array} \right]$

Perform the Indicated Row Operations on the Matrix [1−19−3446−8−8]\left[ \begin{array} { c c c } 1 & - 1 & 9 \\- 3 & 4 & 4 \\6 & - 8 & - 8\end{array} \right]​1−36​−14−8​94−8​​

Perform the Indicated Row Operations on the Matrix $\left[ \begin{array} { c c c } 1 & - 1 & 9 \\- 3 & 4 & 4 \\6 & - 8 & - 8\end{array} \right]$