Answer
$f(5) = -3$
Work Step by Step
since (5, -3) is a point on the graph f(x), when x = 5, y = -3
Thus, when x inside f(x) is substituted with 5, the result would be -3.
So $f(5)=-3$
Precalculus: Concepts Through Functions, A Unit Circle Approach to Trigonometry (3rd Edition)
by Sullivan III, Michael
Published by
Pearson
ISBN 10:
0-32193-104-1
ISBN 13:
978-0-32193-104-7
Chapter 1 - Functions and Their Graphs - Section 1.2 The Graph of a Function - 1.2 Assess Your Understanding - Page 61: 4
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