Answer
a. $\sqrt9$
c. $\sqrt[3] 27$
Work Step by Step
$\sqrt9=3$
$\sqrt[3] 27=3$
The other two provided radicals would simplify to a complex numbers that would not be accepted as an answer when asked to simplify to 3, a real number.
Algebra: A Combined Approach (4th Edition)
by Martin-Gay, Elayn
Published by
Pearson
ISBN 10:
0321726391
ISBN 13:
978-0-32172-639-1
Chapter 10 - Section 10.1 - Radical Expressions and Radical Functions - Vocabulary and Readiness Check - Page 685: 10
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