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: 65

Answer

$f(2m-3)=-6m+13$

Work Step by Step

To find the value of $f(2m-3)$, substitute $2m-3$ to $x$ in $f(x)$ to obtain: $f(x)=-3x+4 \\f(2m-3)=-3(2m-3)+4 \\f(2m-3) = -3(2m) +(-3)(-3)+4 \\f(2m-3)=-6m+9+4 \\f(2m-3)=-6m+13$
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