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Determine if the graph of the function is concave up or concave down
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Obsessive-compulsive Personality
A personality disorder characterized by a preoccupation with orderliness, perfectionism, and control.
Workaholic
A workaholic is an individual who compulsively works excessive hours, often to the detriment of personal relationships and health, driven by an internal need rather than external demands.
DSM-IV-TR
The Diagnostic and Statistical Manual of Mental Disorders, Fourth Edition, Text Revision; a manual published by the American Psychiatric Association that categorizes and describes all recognized mental health disorders.
DSM-5
The Diagnostic and Statistical Manual of Mental Disorders, Fifth Edition, a classification and diagnostic tool used by mental health professionals to assess and diagnose mental disorders.
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