Answer
$8a^5$
Work Step by Step
Simplify by multiplying the coefficients together. Also, recall that $a^{b}a^{c}=a^{b+c}$. Thus, we obtain:
$=[-4\cdot (-2)](a^2\cdot a^3)
\\=8a^{2+3}
\\=8a^5$
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 75: 51
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