Evaluate the Expression (A² + B² + C²) − 2(ab

question 245

Multiple Choice

Evaluate the expression (a² + b² + c²) − 2(ab + bc) if a= −1, b= −2, and c= −5

• A)7
• B)4
• C)2
• D)6

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Definitions:

Identity

The understanding or concept of oneself as a unique individual, including aspects of self-concept and social identity.

Erikson

Erik Erikson, a developmental psychologist known for his theory on the psychosocial development of humans, emphasizing the impact of social interaction across the lifespan.

Neo-Freudian

Psychologists who accepted the basic foundations of Freud's theory but modified it to include social and cultural factors.

Karen Horney

A German psychoanalyst known for her theories on neurosis, feminine psychology, and the importance of cultural and social factors in personality development.