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) \(\left[ \begin{array} { c c c }
• 1 & 1 & 1 \\
• 0 & 7 & - 1
• \end{array} \right]\)

Assess the societal and health implications of combined drug use involving marijuana.

Comprehend the ongoing research and debates regarding marijuana's cognitive and psychological impacts.

Understand the definition and characteristics of collective behaviour.

Identify and differentiate between various types of crowds and their characteristics.

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Land Improvements

Enhancements made to a parcel of land to increase its value, such as landscaping, paving, and lighting.