The median size of a new single-family house built in the United States between 1987 and 2001 can be modeled as h(x) = 0.359x - 15.198x + 221.738x + 826.514 square feet %3! where x is the number of years since 1980, data from 7 s xS 21. (Note: Use technology to complete the question.) (a) Locate the inflection point on the interval 7

Trigonometry (MindTap Course List)
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ISBN:9781337278461
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Chapter5: Exponential And Logarithmic Functions
Section5.5: Exponential And Logarithmic Models
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The median size of a new single-family house built in the United States between 1987 and 2001 can be modeled as
h(x) = 0.359x - 15.198x + 221.738x + 826.514 square feet
!3!
where x is the number of years since 1980, data from 7sxS 21. t (Note: Use technology to complete the question.)
(a) Locate the inflection point on the interval 7 <x< 21. (Round your answers to three decimal places.)
(x, y) =
Calculate the rate of change at that point. (Round your answer to three decimal places.)
(b) Interpret the answers to part (a). (Round your answers to three decimal places.)
The median size of a new single-family house built in the United States was increasing least rapidly
approximately
square feet per year.
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Transcribed Image Text:The median size of a new single-family house built in the United States between 1987 and 2001 can be modeled as h(x) = 0.359x - 15.198x + 221.738x + 826.514 square feet !3! where x is the number of years since 1980, data from 7sxS 21. t (Note: Use technology to complete the question.) (a) Locate the inflection point on the interval 7 <x< 21. (Round your answers to three decimal places.) (x, y) = Calculate the rate of change at that point. (Round your answer to three decimal places.) (b) Interpret the answers to part (a). (Round your answers to three decimal places.) The median size of a new single-family house built in the United States was increasing least rapidly approximately square feet per year. Need Help? Read It
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