Algebra 1: Common Core (15th Edition)

Published by Prentice Hall
ISBN 10: 0133281140
ISBN 13: 978-0-13328-114-9

Chapter 7 - Exponents and Exponential Functions - 7-3 More Multiplication Properties of Exponents - Practice and Problem-Solving Exercises - Page 437: 33

Answer

$\frac{j^{32}}{32k^{26}}$

Work Step by Step

When we raise a power to a power, we multiply the powers together and keep the base. Let's multiply the exponent of each term by the exponent outside of the parentheses: $2^{-5}j^{(2)(-5)}k^{(4)(-5)}k^{(-1)(6)}j^{(7)(6)}$ Multiply the exponents: $2^{-5}j^{-10}k^{-20}k^{-6}j^{42}$ Simplify the expression by moving bases with negative exponents into the denominator: $\frac{j^{42}}{32j^{10}k^{20}k^{6}}$ We have $j$ terms in both the numerator and denominator, so we subtract the exponents and keep the base: $\frac{j^{32}}{32k^{20}k^{6}}$ When multiplying exponents with the same base, we add the exponents and keep the same base: $\frac{j^{32}}{32k^{26}}$
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