Some scientists believe that the average surface temperatureof the world has been rising steadily. They have modeledthe temperature by the linear function T = 0.02t +8.50 ,where is T temperature in ° C and  t represents years since1900.(a) What do the slope and -intercept represent?(b) Use the equation to predict the average global surfacetemperature in 2100.

Calculus: Early Transcendentals
8th Edition
ISBN:9781285741550
Author:James Stewart
Publisher:James Stewart
Chapter1: Functions And Models
Section: Chapter Questions
Problem 1RCC: (a) What is a function? What are its domain and range? (b) What is the graph of a function? (c) How...
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Some scientists believe that the average surface temperature
of the world has been rising steadily. They have modeled
the temperature by the linear function T = 0.02t +8.50 ,
where is T temperature in ° C and  t represents years since
1900.
(a) What do the slope and -intercept represent?
(b) Use the equation to predict the average global surface
temperature in 2100.

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