Answer
$-3a-8$
Work Step by Step
We are given that $f(x)=-3x+4$. We can plug the given value into the equation and evaluate.
$f(a+4)=-3(a+4)+4=-3(a)-3(4)+4=-3a-12+4=-3a-8$
Trigonometry (11th Edition) Clone
by Lial, Margaret L.; Hornsby, John; Schneider, David I.; Daniels, Callie
Published by
Pearson
ISBN 10:
978-0-13-421743-7
ISBN 13:
978-0-13421-743-7
Appendix C - Functions - Page 437: 48
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