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The percentage of obese children aged 12-19 years in the United States is approximately 0.04t + 4.6 if 0

The percentage of obese children aged 12-19 years in the United States is approximately 0.04t + 4.6 if 0

Calculus: Early Transcendentals
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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The percentage of obese children aged 12-19 years in the United States is approximately (0.04t + 4.6 if 0 <t < 10 P(t) |-0.01005t2 + 0.945t 3.4 if 10 <t< 30 where t is measured in years, with t = 0 corresponding to the beginning of 1970. What was the percentage of obese children aged 12-19 at the beginning of 1978? At the beginning of 1988? At the beginning of 1998?t (Round your answers to two decimal places.) 1978 % 1988 % 1998 %
Transcribed Image Text:The percentage of obese children aged 12-19 years in the United States is approximately (0.04t + 4.6 if 0 <t < 10 P(t) |-0.01005t2 + 0.945t 3.4 if 10 <t< 30 where t is measured in years, with t = 0 corresponding to the beginning of 1970. What was the percentage of obese children aged 12-19 at the beginning of 1978? At the beginning of 1988? At the beginning of 1998?t (Round your answers to two decimal places.) 1978 % 1988 % 1998 %
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