Problem

Perform the row operation $R_{1} \leftrightarrow R_{2}$ on the matrix below.
\[
\left[\begin{array}{rr|r}
1 & -6 & 4 \\
5 & -9 & -6
\end{array}\right]
\]

Answer

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Answer

Final Answer: \[\boxed{\left[\begin{array}{rr|r} 5 & -9 & -6 \\ 1 & -6 & 4 \end{array}\right]}\]

Steps

Step 1 :Perform the row operation $R_{1} \leftrightarrow R_{2}$ on the matrix \[\left[\begin{array}{rr|r} 1 & -6 & 4 \\ 5 & -9 & -6 \end{array}\right]\] which means to swap the first row with the second row.

Step 2 :The resulting matrix is \[\left[\begin{array}{rr|r} 5 & -9 & -6 \\ 1 & -6 & 4 \end{array}\right]\]

Step 3 :Final Answer: \[\boxed{\left[\begin{array}{rr|r} 5 & -9 & -6 \\ 1 & -6 & 4 \end{array}\right]}\]

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