Answer
index; radicand
Work Step by Step
RECALL:
In $\sqrt[n]{a}$, $n$ is called the index while $a$ is called the radicand.
Thus, in the given expression, 3 is called the index while 64 is called the radicand.
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.3 - Radicals and Rational Exponents - Concept and Vocabulary Check - Page 45: 10
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