Solve the Equation by Completing the Square $$x ^ { 2 } - 8 x - 7 = 0$$

question 343

Multiple Choice

Solve the equation by completing the square.
- $$x ^ { 2 } - 8 x - 7 = 0$$

• A) \(\{ 4 - \sqrt { 23 } , 4 + \sqrt { 23 } \}\)
• B) \(\{ 4 - \sqrt { 7 } , 4 + \sqrt { 7 } \}\)
• C) \(\{ - 4 - \sqrt { 23 } , - 4 + \sqrt { 23 } \}\)
• D) \(\{ 8 - \sqrt { 71 } , 8 + \sqrt { 71 } \}\)

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Definitions:

Internal Locus

refers to the belief that one controls their own life events and outcomes, as opposed to external forces determining them.

Self-esteem

is the perception of one’s own worth or value, significantly influencing an individual's motivation, behavior, and emotions.

Self-esteem

Self-esteem is the perception and evaluation of one's own worth, encompassing beliefs and emotions about oneself.

Agreeableness

A personality trait that involves being kind, cooperative, and sympathetic towards others, a component of the Five Factor Model of personality.