College Algebra (10th Edition)

Published by Pearson
ISBN 10: 0321979478
ISBN 13: 978-0-32197-947-6

Chapter 5 - Section 5.4 - Polynomial and Rational Inequalities - 5.4 Assess Your Understanding - Page 374: 87


$y=\frac{2}{3}\sqrt x$

Work Step by Step

By the exercise $y=k\sqrt x$. In the first case $2=k\sqrt{9}=3k\\k=\frac{2}{3}$ Thus $y=\frac{2}{3}\sqrt x$
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