A Sociologist Has Found That the Number of Serious Crimes

question 124

Short Answer

A sociologist has found that the number of serious crimes in a certain city each year is described by the function where x (in cents/dollar deposited) is the level of reinvestment in the area in conventional mortgages by the city's ten largest banks. Use differentials to estimate the change in the number of crimes if the level of reinvestment changes from 27 /dollar deposited to 34 /dollar deposited. Round to the nearest integer.
Decrease of __________ crimes/yr.

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Definitions:

Optical System

A combination of lenses, mirrors, and other devices that manipulate light to produce a desired image or effect.

Joint

The point at which two or more bones meet in the body, allowing for movement and flexibility.

Body Cavity

A hollow or space within the body that contains and protects internal organs, such as the chest or abdominal cavities.

Canal

A tubular passage or channel in the body for the conveyance of fluids or air, such as the ear canal.