Express the Quadratic Function in Standard Form $f ( x ) = 2 x ^ { 2 } + 8 x + 9$

question 49

Multiple Choice

Express the quadratic function in standard form. $f ( x ) = 2 x ^ { 2 } + 8 x + 9$

• A) \(f ( x ) = 2 ( x + 4 ) ^ { 2 } + 9\)
• B) \(f ( x ) = ( x + 2 ) ^ { 2 } + 2\)
• C) \(f ( x ) = 2 ( x + 1 ) ^ { 2 } + 1\)
• D) \(f ( x ) = 2 ( x + 1 ) ^ { 2 } + 2\)
• E) none of these

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Definitions:

Illness Anxiety Disorders

A condition characterized by excessive worry about having or acquiring a serious illness, despite medical reassurance.

Conversion Disorders

Psychological conditions where emotional distress or unconscious conflict is expressed through physical symptoms, without a medical cause.

Korsakoff's Syndrome

A chronic memory disorder caused by severe deficiency of thiamine (vitamin B1), often associated with alcohol misuse, characterized by memory loss and fabrication of events.

General Anxiety Disorder

A psychological disorder characterized by excessive, uncontrollable worry about everyday things that is disproportionate to the actual source of worry.