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

question 44

Multiple Choice

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

---

Definitions:

American Federation of Labor

A national federation of labor unions in the United States, founded in 1886, focused on advocating for better working conditions, wages, and rights for workers.

Rural Electrification Agency

Was a U.S. government agency established in 1935 to bring electricity to rural areas, profoundly impacting agricultural productivity and the quality of rural life.

Electricity

A form of energy resulting from the existence of charged particles such as electrons or protons, manifesting as an attraction or repulsion between those particles.