Perform the elementary row operation on the given matrix.
-$3 R _ { 2 } + R _ { 1 } \rightarrow R _ { 1 }$
$\left[ \begin{array} { r r | r }
4 & 5 & 1 \
- 2 & - 7 & - 1
\end{array} \right]$

A) $ \left[\begin{array}{rr|r}2 & -2 & 0 \ -2 & -7 & -1\end{array}\right] $

B) $ \left[\begin{array}{rr|r}-10 & -26 & -4 \ -2 & -7 & -1\end{array}\right] $

C) $ \left[\begin{array}{rr|r}-2 & -16 & -2 \ -2 & -7 & -1\end{array}\right] $

D) $ \left[\begin{array}{rr|r}4 & 5 & 1 \ 10 & 8 & 2\end{array}\right] $

Question

Perform the elementary row operation on the given matrix.
-$3 R _ { 2 } + R _ { 1 } \rightarrow R _ { 1 }$
$\left[ \begin{array} { r r | r } 
4 & 5 & 1 \
- 2 & - 7 & - 1
\end{array} \right]$

A) $ \left[\begin{array}{rr|r}2 & -2 & 0 \ -2 & -7 & -1\end{array}\right] $

B) $ \left[\begin{array}{rr|r}-10 & -26 & -4 \ -2 & -7 & -1\end{array}\right] $

C) $ \left[\begin{array}{rr|r}-2 & -16 & -2 \ -2 & -7 & -1\end{array}\right] $

D) $ \left[\begin{array}{rr|r}4 & 5 & 1 \ 10 & 8 & 2\end{array}\right] $

Quizplus · Accepted Answer

The Answer of Perform the elementary row operation on the given matrix.
-$3 R _ { 2 } + R _ { 1 } \rightarrow R _ { 1 }$
$\left[ \begin{array} { r r | r } 
4 & 5 & 1 \
- 2 & - 7 & - 1
\end{array} \right]$

A) $ \left[\begin{array}{rr|r}2 & -2 & 0 \ -2 & -7 & -1\end{array}\right] $

B) $ \left[\begin{array}{rr|r}-10 & -26 & -4 \ -2 & -7 & -1\end{array}\right] $

C) $ \left[\begin{array}{rr|r}-2 & -16 & -2 \ -2 & -7 & -1\end{array}\right] $

D) $ \left[\begin{array}{rr|r}4 & 5 & 1 \ 10 & 8 & 2\end{array}\right] $

Perform the Elementary Row Operation on the Given Matrix 3R2+R1→R13 R _ { 2 } + R _ { 1 } \rightarrow R _ { 1 }3R2​+R1​→R1​

Perform the Elementary Row Operation on the Given Matrix $3 R _ { 2 } + R _ { 1 } \rightarrow R _ { 1 }$