Answer
148
Work Step by Step
Plugging in the given values of $x$ and simplifying, we find:
$$-3\cdot \:3^3+7\cdot \:3^2-4\cdot \:3-8=-38 \\ -3\left(-3\right)^3+7\left(-3\right)^2-4\left(-3\right)-8=148$$
Elementary and Intermediate Algebra: Concepts & Applications (6th Edition)
by Bittinger, Marvin L.; Ellenbogen, David J.; Johnson, Barbara L.
Published by
Pearson
ISBN 10:
0-32184-874-8
ISBN 13:
978-0-32184-874-1
Chapter 4 - Polynomials - 4.3 Polynomials - 4.3 Exercise Set - Page 252: 57
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