Find the Indicated Sum or Difference, If It Is Defined

question 62

Multiple Choice

Find the indicated sum or difference, if it is defined.
- $$\left[ \begin{array} { r } 5 x + 5 y \\- 6 k - 9 z \\2 w + 6 v \\- 2 m - 9 n\end{array} \right] - \left[ \begin{array} { c } 2 x + 2 y \\2 k - 4 z \\4 w + 9 v \\6 m - 3 n\end{array} \right]$$

• A)
• \(\left[ \begin{array} { r } 3 x + 7 y \\ - 8 k - 13 z \\ - 2 w + 15 v \\ - 8 m - 12 n \end{array} \right]\)
• B) \(\left[ \begin{array} { r } 3 x + 3 y \\ - 8 k + 5 z \\ - 2 w - 3 v \\ - 8 m + 6 n \end{array} \right]\)
• C) \(\left[ \begin{array} { r } 3 x - 7 y \\ - 8 k - 13 z \\ - 2 w - 15 v \\ - 8 m - 12 n \end{array} \right]\)
• D) \(\left[ \begin{array} { r } 3 x + 3 y \\ - 8 k - 5 z \\ - 2 w - 3 v \\ - 8 m - 6 n \end{array} \right]\)

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Definitions:

Social Comparison

The process by which individuals evaluate their own abilities, achievements, and situations by comparing them to those of others.

Anthropology Project

A research or study undertaking within the field of anthropology, aimed at exploring human societies, cultures, and biological characteristics.

Intrinsic Motivation

An internal drive to take action for the pure enjoyment or satisfaction derived from the activity itself, rather than for some separate consequence.

External Incentives

Rewards or punishments that come from an external source, intended to motivate behavior.