Fill in the blank(s) using elementary row operations to form a row-equivalent matrix.
$$\left[ \begin{array} { c c c }
6 & 9 & 4 \
5 & - 4 & 7
\end{array} \right]$$ $$\left[ \begin{array} { c c c }
2 & \cdots & \frac { 4 } { 3 } \
5 & - 4 & 7
\end{array} \right]$$
A) $\left[ \begin{array} { c c c }
2 & 9 & \frac { 4 } { 3 } \
5 & - 4 & 7
\end{array} \right]$
B) $\left[ \begin{array} { c c c }
2 & 2 & \frac { 4 } { 3 } \
5 & - 4 & 7
\end{array} \right]$
C) $\left[ \begin{array} { l l l }
2 & - 3 & \frac { 4 } { 3 } \
5 & - 4 & 7
\end{array} \right]$
D) $\left[ \begin{array} { c c c }
2 & 5 & \frac { 4 } { 3 } \
5 & - 4 & 7
\end{array} \right]$
E) $\left[ \begin{array} { c c c }
2 & 3 & \frac { 4 } { 3 } \
5 & - 4 & 7
\end{array} \right]$

Question

Fill in the blank(s) using elementary row operations to form a row-equivalent matrix.  
  $$\left[ \begin{array} { c c c } 
6 & 9 & 4 \
5 & - 4 & 7
\end{array} \right]$$   $$\left[ \begin{array} { c c c } 
2 & \cdots & \frac { 4 } { 3 } \
5 & - 4 & 7
\end{array} \right]$$  
A)  $\left[ \begin{array} { c c c } 
2 & 9 & \frac { 4 } { 3 } \
5 & - 4 & 7
\end{array} \right]$
B)  $\left[ \begin{array} { c c c } 
2 & 2 & \frac { 4 } { 3 } \
5 & - 4 & 7
\end{array} \right]$
C)  $\left[ \begin{array} { l l l } 
2 & - 3 & \frac { 4 } { 3 } \
5 & - 4 & 7
\end{array} \right]$
D) $\left[ \begin{array} { c c c } 
2 & 5 & \frac { 4 } { 3 } \
5 & - 4 & 7
\end{array} \right]$
E)  $\left[ \begin{array} { c c c } 
2 & 3 & \frac { 4 } { 3 } \
5 & - 4 & 7
\end{array} \right]$

Quizplus · Accepted Answer

The Answer of Fill in the blank(s) using elementary row operations to form a row-equivalent matrix.  
  $$\left[ \begin{array} { c c c } 
6 & 9 & 4 \
5 & - 4 & 7
\end{array} \right]$$   $$\left[ \begin{array} { c c c } 
2 & \cdots & \frac { 4 } { 3 } \
5 & - 4 & 7
\end{array} \right]$$  
A)  $\left[ \begin{array} { c c c } 
2 & 9 & \frac { 4 } { 3 } \
5 & - 4 & 7
\end{array} \right]$
B)  $\left[ \begin{array} { c c c } 
2 & 2 & \frac { 4 } { 3 } \
5 & - 4 & 7
\end{array} \right]$
C)  $\left[ \begin{array} { l l l } 
2 & - 3 & \frac { 4 } { 3 } \
5 & - 4 & 7
\end{array} \right]$
D) $\left[ \begin{array} { c c c } 
2 & 5 & \frac { 4 } { 3 } \
5 & - 4 & 7
\end{array} \right]$
E)  $\left[ \begin{array} { c c c } 
2 & 3 & \frac { 4 } { 3 } \
5 & - 4 & 7
\end{array} \right]$

Fill in the Blank(s) Using Elementary Row Operations to Form [6945−47]\left[ \begin{array} { c c c } 6 & 9 & 4 \\5 & - 4 & 7\end{array} \right][65​9−4​47​]

Fill in the Blank(s) Using Elementary Row Operations to Form $\left[ \begin{array} { c c c } 6 & 9 & 4 \\5 & - 4 & 7\end{array} \right]$