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 2 - Linear and Quadratic Functions - Section 2.2 Building Linear Models from Data - 2.2 Assess Your Understanding - Page 136: 30



Work Step by Step

We know that $(g-f)(x)=g(x)-f(x)$. Substituting the values, we get $\begin{align} (g-f)(x)&=(x^2-3x+4)-(5x-8) \\ &= x^2-3x+4-5x+8 \\ &= x^2-8x+12\end{align}$
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