Find the Determinant of the Matrix $\left[ \begin{array} { c c } - 5 & 2 \\\frac { 1 } { 2 } & 1\end{array} \right]$

question 48

Multiple Choice

Find the determinant of the matrix. $\left[ \begin{array} { c c } - 5 & 2 \\\frac { 1 } { 2 } & 1\end{array} \right]$

• A)-6
• B)-7
• C)-4
• D)-5
• E)-8

---

Definitions:

Unconscious

The part of the mind that contains thoughts, memories, and desires not within the immediate awareness of the individual.

Freud's Personality Model

A theory suggesting personality is composed of the id, ego, and superego, balancing basic desires, realistic decisions, and moral constraints, respectively.

Ego

A component of the psyche associated with self-perception, self-esteem, and the management of personal identity.

Superego

The component of Freud's psychoanalytic theory acting as the moral compass or conscience within the personality.