Fill in the Blank(s) Using Elementary Row Operations to Form $\left[ \begin{array} { c c c } 1 & 1 & 1 \\5 & - 2 & 4\end{array} \right]$

question 51

Multiple Choice

Fill in the blank(s) using elementary row operations to form a row-equivalent matrix. $\left[ \begin{array} { c c c } 1 & 1 & 1 \\5 & - 2 & 4\end{array} \right]$ $\left[ \begin{array} { c c c } 1 & 1 & 1 \\0 & \cdots & - 1\end{array} \right]$

• A) \(\left[ \begin{array} { c c c }
• 1 & 1 & 1 \\
• 0 & 3 & - 1
• \end{array} \right]\)
• B) \(\left[ \begin{array} { c c c }
• 1 & 1 & 1 \\
• 0 & 0 & - 1
• \end{array} \right]\)
• C) \(\left[ \begin{array} { c c c }
• 1 & 1 & 1 \\
• 0 & - 9 & - 1
• \end{array} \right]\)
• D) \(\left[ \begin{array} { c c c }
• 1 & 1 & 1 \\
• 0 & - 7 & - 1
• \end{array} \right]\)
• E) \(\left[ \begin{array} { c c c }
• 1 & 1 & 1 \\
• 0 & 7 & - 1
• \end{array} \right]\)

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Definitions:

Total Utility

The total satisfaction a consumer gets from consuming a certain quantity of goods or services.

Demand Curves

A graphical representation showing the relationship between the price of a good or service and the quantity demanded by consumers, typically downward sloping.

Purchasing Power

The quantity of goods or services that a person or entity can buy with a given amount of currency.

Income Effect

Income Effect describes how a change in an individual's income affects their purchasing behavior, impacting the quantity of goods and services they can afford.