Answer
$y^{15}$
Work Step by Step
RECALL:
$(a^m)^n=a^{mn}$
Thus,
$(y^5)^3=y^{5(3)}=y^{15}$
Elementary and Intermediate Algebra: Concepts & Applications (6th Edition)
by Bittinger, Marvin L.; Ellenbogen, David J.; Johnson, Barbara L.
Published by
Pearson
ISBN 10:
0-32184-874-8
ISBN 13:
978-0-32184-874-1
Chapter 4 - Polynomials - Study Summary - Practice Exercises - Page 295: 5
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