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 16 /dollar deposited to 25 /dollar deposited. Round to the nearest integer.
A) Decrease of 125 crimes/yr.
B) Decrease of 155 crimes/yr.
C) Decrease of 122 crimes/yr.
D) Decrease of 88 crimes/yr.

Question

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 16  /dollar deposited to 25  /dollar deposited. Round to the nearest integer.
A) Decrease of 125 crimes/yr. 
B) Decrease of 155 crimes/yr. 
C) Decrease of 122 crimes/yr. 
D) Decrease of 88 crimes/yr.

Quizplus · Accepted Answer

The Answer of 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 16  /dollar deposited to 25  /dollar deposited. Round to the nearest integer.
A) Decrease of 125 crimes/yr. 
B) Decrease of 155 crimes/yr. 
C) Decrease of 122 crimes/yr. 
D) Decrease of 88 crimes/yr.

A Sociologist Has Found That the Number of Serious Crimes