Precalculus (6th Edition)

Published by Pearson
ISBN 10: 013421742X
ISBN 13: 978-0-13421-742-0

Chapter 2 - Graphs and Functions - 2.3 Functions - 2.3 Exercises: 56

Answer

$11$

Work Step by Step

To find the value of $f(-\frac{7}{3})$, substitute $-\frac{7}{3}$ to $x$ in $f(x)$ to obtain: $f(x)=-3x+4 \\f(-\frac{7}{3})=-3(-\frac{7}{3})+4 \\f(-\frac{7}{3}) = 7+4 \\f(-\frac{7}{3}) = 11$
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