Precalculus (6th Edition) Blitzer

Published by Pearson
ISBN 10: 0-13446-914-3
ISBN 13: 978-0-13446-914-0

Chapter P - Section P.3 - Radicals and Rational Exponents - Exercise Set - Page 46: 91



Work Step by Step

$(7x^{1/3})(2x^{1/4})=7\cdot 2x^{1/3}\cdot x^{1/4}\quad$ ... apply $a^{m}\cdot a^{n}=a^{m+n}$ $=14\cdot x^{1/3+1/4}\qquad$... $\displaystyle \frac{1}{3}+\frac{1}{4}=\frac{4+3}{12}$ $=14x^{7/12}$
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