Calculus Concepts: An Informal Approach to the Mathematics of Change 5th Edition

Published by Brooks Cole
ISBN 10: 1-43904-957-2
ISBN 13: 978-1-43904-957-0

Chapter 1 - Ingredients of Change: Functions and Limits - 1.1 Activities: 10

Answer

a. numerical b. Input Description: the year Input Unit: years Output Description: national debt Output Unit: trillion dollars c. function d. x (year) ↓ Rule f ↓ f(x) (trillion dollars)

Work Step by Step

a. The representation is numerical because a table of the data is provided. b. The input is years and the output is the national debt, because if you input the year you will get the debt for that year as output. c. The relation is a function because for each year there is only one number for debt. d. Draw an input/output diagram.
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