Write the Augmented Matrix for the System $$\begin{array} { r } 3 x + 9 z - 78 = 0 \\7 y + 5 z - 54 = 0 \\4 x + 8 y + 7 z - 80 = 0\end{array}$$

question 337

Multiple Choice

Write the augmented matrix for the system. Do not solve the system.
- $$\begin{array} { r } 3 x + 9 z - 78 = 0 \\7 y + 5 z - 54 = 0 \\4 x + 8 y + 7 z - 80 = 0\end{array}$$

• A)
• \(\left[ \begin{array} { l l l | l } 3 & 9 & 0 & 78 \\ 7 & 5 & 0 & 54 \\ 4 & 8 & 7 & 80 \end{array} \right]\)
• B)
• \(\left[ \begin{array} { l l l } 3 & 0 & 9 \\ 0 & 7 & 5 \\ 4 & 8 & 7 \end{array} \right]\)
• C)
• \(\left[ \begin{array} { l l l | l } 3 & 0 & 4 & 78 \\ 0 & 7 & 8 & 54 \\ 9 & 5 & 7 & 80 \end{array} \right]\)
• D)
• \(\left[ \begin{array} { l l l | l } 3 & 0 & 9 & 78 \\ 0 & 7 & 5 & 54 \\ 4 & 8 & 7 & 80 \end{array} \right]\)

Identify the concept and importance of brand loyalty among consumers.

Grasp the concept of global market segmentation and its importance in international business.

Understand the significance of tailored marketing approaches for different geographic markets.

Recognize the use and impact of various marketing strategies (e.g., guerilla marketing, pull marketing).

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Definitions:

Profile Plot

A graphical representation of the multivariate data where each observation is represented by a plot, often used to observe patterns over time or conditions.

Main Effect

In statistics, the term refers to the primary effect of an independent variable on a dependent variable in experimental design.

Material

The substance or substances from which a thing is or can be made.

Interaction

In statistics and research, the occurrence when the effect of one variable on an outcome is influenced by the level of another variable.