Perform the Indicated Elementary Row Operations A) $\left[\begin{array}{rr}-64 & -4 \\-8 & -1\end{array}\right]$

question 92

Multiple Choice

Perform the indicated elementary row operations.
- $\begin{array} { l } (9) \mathrm { R } _ { 1 } + \mathrm { R } _ { 2 } \\{ \left[ \begin{array} { r r } 8 & 5 \\- 8 & - 1\end{array} \right] }\end{array}$

• A)\(\left[\begin{array}{rr}
• -64 & -4 \\
• -8 & -1
• \end{array}\right]\)
• B)\(\left[\begin{array}{rr}
• 8 & 5 \\
• 64 & 44
• \end{array}\right]\)
• C)\(\left[\begin{array}{rr}
• 72 & 45 \\
• -8 & -1
• \end{array}\right]\)
• D)\(\left[\begin{array}{rr}
• 8 & 77 \\
• -8 & -73
• \end{array}\right]\)

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Definitions:

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