Using projections from 2020 to 2060, the number of females in the U.S. under the age of 18, in millions, can be modeled by N=0.150x+37.4 Where x is the number of years after 2020. a)  Viewing N as a function of x, what is the slope of the graph of this function? b)Interpret the slope as a rate of change. c)What does the model predict the population of females under 18 will be in 2040?

Algebra: Structure And Method, Book 1
(REV)00th Edition
ISBN:9780395977224
Author:Richard G. Brown, Mary P. Dolciani, Robert H. Sorgenfrey, William L. Cole
Publisher:Richard G. Brown, Mary P. Dolciani, Robert H. Sorgenfrey, William L. Cole
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Section8.9: Direct Variation
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Using projections from 2020 to 2060, the number of females in the U.S. under the age of 18, in millions, can be modeled by

N=0.150x+37.4

Where x is the number of years after 2020.

a)  Viewing N as a function of x, what is the slope of the graph of this function?

b)Interpret the slope as a rate of change.

c)What does the model predict the population of females under 18 will be in 2040?

 

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