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A company handles an apartment building with 50 units. Experience has shown that if the rent for each of the units is $370 per month, then all of the units will be filled; however, one unit will become vacant for each $10 increase in the monthly rate. If x represents the number of $10 increases, express the revenue R from the building as a function of x.
Phobia
An irrational and overwhelming fear of a specific object, situation, or activity that is out of proportion to the actual danger presented.
Mania
A mental and behavioral disorder characterized by periods of elevated mood, overactivity, inflated self-esteem, and a reduced need for sleep.
Obsession
A persistent, unwanted, and intrusive thought, idea, or image that causes significant anxiety or distress.
Generalized Anxiety Disorder
A mental health disorder characterized by persistent and excessive worry about various aspects of life, not tied to any specific threat.
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