Perform the Matrix Operation $A = \left[ \begin{array} { c c } - 2 & 3 \\ - 7 & - 2 \end{array} \right]$

question 46

Multiple Choice

Perform the matrix operation.
-Let $A = \left[ \begin{array} { c c } - 2 & 3 \\ - 7 & - 2 \end{array} \right]$ and $B = \left[ \begin{array} { c c } 2 & 10 \\ - 7 & 6 \end{array} \right]$ . Find $A - B$ .

• A)
• \(\left[ \begin{array} { c c } 4 & - 7 \\ - 14 & 4 \end{array} \right]\)
• B)
• \(\left[ \begin{array} { c c } - 4 & - 7 \\ 0 & - 8 \end{array} \right]\)
• C)
• \(\left[ \begin{array} { l l } 0 & - 7 \\ 0 & - 8 \end{array} \right]\)
• D)
• \(\left[ \begin{array} { c c } 0 & 7 \\ - 14 & 8 \end{array} \right]\)

Distinguish between the short run and long run in the context of production costs.

Understand the effects of changing production scale on fixed costs in the short run.

Understand the various methods and instruments used for psychological assessment and their appropriate applications.

Recognize the limitations and potential errors in psychological testing and observational methods.

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Definitions:

Responsibility

Being in a position where you have obligations to manage a situation or govern over an individual.

Reality Therapy

A form of therapy focusing on personal responsibility and focusing on the present rather than the past to solve current problems.

Cognitive

Pertaining to mental processes such as thinking, reasoning, memory, and problem-solving.

Existential Therapies

A group of psychotherapies that focus on individual freedom, choice, and responsibility, encouraging self-exploration and finding meaning.