Answer
$a) 16b^{12}$
$b) 648y^7$
Work Step by Step
$a)b^8(2b)^4=2^4b^{4+8}=16b^{12}$
$b)\frac{(6y^3)^4}{2y^5}=\frac{6^4y^{12}}{2y^5}=648y^7$
Calculus: Early Transcendentals 9th Edition
by Stewart, James
Published by
Cengage Learning
ISBN 10:
1337613924
ISBN 13:
978-1-33761-392-7
Chapter 1 - Section 1.4 - Exponential Functions - 1.4 Exercises - Page 52: 5
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