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

question 34

Multiple Choice

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

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