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  The function U(t)=5t2−20t+20759U(t)=5t2-20t+20759 models the...

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  The function U(t)=5t2−20t+20759U(t)=5t2-20t+20759 models the...

 

The function U(t)=5t2−20t+20759U(t)=5t2-20t+20759 models the annual consumption of beef, in tons, in the U.S from 2000 to 2017. where tt represents the number of years since 2000.

Note: For the problems below, set the window on your calculator to x: [0..18] and y: [20000..22000]
a) Use a graphing method to determine the years in which the consumtion of beef was greater that 21250 tons per year.

Write your answer in interval notation rounding to one decimal place. 

Complete the following sentence using the information from your graph.
b) Use a graphing method to determine the years in which the annual consumption of beef was less than 21440 tons per year.

Write your answer in interval notation rounding to one decimal place. 

Complete the following sentence using the information from your graph.

 

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Answered by Dyahhhmathhh on coursehero.com

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Step-by-step explanation

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