Answer
$8$
Work Step by Step
Recall the exponent rule:
$$a^nb^n=(ab)^n$$
Thus, we have
$$ (0.1)^3(20)^3=(0.1(20))^3=((1/10)(20))^3=(20/10)^3=2^3=8 .$$
Precalculus: Concepts Through Functions, A Unit Circle Approach to Trigonometry (3rd Edition)
by Sullivan III, Michael
Published by
Pearson
ISBN 10:
0-32193-104-1
ISBN 13:
978-0-32193-104-7
Appendix A - Review - A.1 Algebra Essentials - A.1 Assess Your Understanding - Page A12: 120
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