Find the centroid of the region bounded by the given curves. 
Definitions:
Panic Disorder
A mental health condition characterized by sudden and repeated episodes of intense fear accompanied by physical symptoms.
Biological Preparedness
Refers to the idea that humans and animals are biologically prepared to fear certain stimuli as opposed to others. That is, evolution has “hard-wired” organisms to easily learn those associations that facilitate species survival.
Specific Phobias
Intense, irrational fears of specific objects or situations that lead to avoidance behavior and significant distress.
Learning To Fear
The process through which fear responses are acquired through experiences or observations of certain stimuli.
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