Answer
$99x^{17}$
Work Step by Step
Start with given expression: $(11x^{5})(9x^{12})$
Group factors with the same bases: $(11\times9)(x^{5}x^{12})$
Simplify using multiplication rules: $99x^{17}$
Precalculus (6th Edition) Blitzer
by Blitzer, Robert F.
Published by
Pearson
ISBN 10:
0-13446-914-3
ISBN 13:
978-0-13446-914-0
Chapter P - Section P.2 - Exponents and Scientific Notation - Exercise Set - Page 30: 46
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