Answer
$= -33$
Work Step by Step
We plug $a =-6 $ and $b = -1$ into the expression, $-a^{2} - 3b^{3}$, to obtain:
$= -(-6)^{2} - 3(-1)^{3}$
$= -36 - 3(-1)$
$= -36 - (-3)$
$= -36 + 3$
$= -33$
Elementary Algebra
by Kaufmann, Jerome; Schwitters, Karen;
Published by
Cengage Learning
ISBN 10:
1285194055
ISBN 13:
978-1-28519-405-9
Chapter 2 - Real Numbers - 2.4 - Exponents - Problem Set 2.4 - Page 76: 103
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