Answer
$-48$
Work Step by Step
Need to solve $-3x^4$
Plug the value of $x=-2$ in $-3x^4$
$-3x^4=-3(-2)^4$
and
$(-3) \cdot (16)=-48$
Algebra and Trigonometry 10th Edition
by Larson, Ron
Published by
Cengage Learning
ISBN 10:
9781337271172
ISBN 13:
978-1-33727-117-2
Prerequisites - P.2 - Exponents and Radicals - Exercises - Page 24: 19
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