Find the Domain of the Expression $$\frac { x ^ { 2 } - 9 } { x ^ { 2 } + 6 x + 8 }$$

question 319

Multiple Choice

Find the domain of the expression.
- $$\frac { x ^ { 2 } - 9 } { x ^ { 2 } + 6 x + 8 }$$

• A) \(\{ x \mid x \neq 0 \}\)
• B) \(\{ x \mid x \neq 3\) and \(x \neq - 3 \}\)
• C) \(\{ x \mid x \neq 4\) and \(x \neq 2 \}\)
• D) \(\{ x \mid x \neq - 4\) and \(x \neq - 2 \}\)

---

Definitions:

Hierarchy of Effects

A sequential model that outlines the stages a consumer goes through, from awareness to knowledge, liking, preference, conviction, and finally purchase.

Mood-Congruence Effects

The influence of an individual’s current mood on their memory, perception, and judgment, often affecting consumer decisions.

Attitude-Belief Hypothesis

A theory suggesting that a person's attitude is based on their beliefs about an object or situation, and the evaluation of these beliefs.

Emotional Dimensions

are the various facets through which emotions can be classified, such as intensity, duration, and valence (positive or negative feelings).