Precalculus: Concepts Through Functions, A Unit Circle Approach to Trigonometry (3rd Edition)

Published by Pearson
ISBN 10: 0-32193-104-1
ISBN 13: 978-0-32193-104-7

Chapter 1 - Functions and Their Graphs - Section 1.1 Functions - 1.1 Assess Your Understanding: 102

Answer

$N(x) = I(x) - T(x)$

Work Step by Step

After tax income (N($x$)) is given by the total income (I($x$)) minus the total tax paid (T($x$)), thus N($x$) can be expressed by $N(x) = I(x) - T(x)$
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