Precalculus (6th Edition) Blitzer

Published by Pearson
ISBN 10: 0-13446-914-3
ISBN 13: 978-0-13446-914-0

Chapter 1 - Section 1.2 - Basics of Functions and Their Graphs - Concept and Vocabulary Check: 11

Answer

$0$; $0$; zeros

Work Step by Step

RECALL: (i) The x-intercepts of a function are the x-values for which the value of the function is zero. (ii) The x-intercepts of a function are also called the function's zeros. Since $-1$ and $3$ are x-intercepts of the function $f$, then $f(-1)=0$ and $f(3) = 0$. Therefore. the missing expressions in the given statements are: $0$; $0$; zeros
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