Solve by the Quadratic Formula $5 x ^ { 2 } - 4 x - 9 = 0$

question 118

Multiple Choice

Solve by the quadratic formula. Simplify answers. Use i notation for nonreal complex numbers.
- $5 x ^ { 2 } - 4 x - 9 = 0$

• A) \(x = \frac { 9 } { 5 } , - 1\)
• B) \(x = \frac { 5 } { 9 } , 1\)
• C) \(x = \frac { 5 } { 9 } , - 1\)
• D) \(x = \frac { 9 } { 5 } , 1\)

Explain the role of expectations in economic models and their impact on economic variables.

Understand the foundational principles and attributions of positive psychology.

Identify the focus areas of positive psychology including positive institutions, individual traits, and subjective experiences.

Distinguish between positive and negative psychological approaches and their impacts on mental health.

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Definitions:

Superego

According to Freud, the moral component of personality that incorporates social standards about what represents right and wrong.

Ego

In psychoanalytic theory, the part of the psyche that mediates between the demands of the id, superego, and reality.

Id

In Freud’s theory, the primitive, instinctive component of personality that operates according to the pleasure principle.

Rationalization

Creating false but plausible excuses to justify unacceptable behavior.