Algebra: A Combined Approach (4th Edition)

Published by Pearson
ISBN 10: 0321726391
ISBN 13: 978-0-32172-639-1

Chapter 5 - Review: 37

Answer

a. $x^{11}$ b. $\frac{t^4}{16}$ c. $81y^{10}$

Work Step by Step

a. $x^7 \times x^4$ $=x^{7+4}$ $=x^{11}$ b. $(\frac{t}{2})^4$ $=\frac{t^4}{2^4}$ $=\frac{t^4}{16}$ c. $(9y^5)^2$ $=9^2y^{5\times 2}$ $=81y^{10}$
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