Precalculus (10th Edition)

Published by Pearson
ISBN 10: 0-32197-907-9
ISBN 13: 978-0-32197-907-0

Chapter 4 - Polynomial and Rational Functions - 4.4 Polynomial and Rational Inequalities - 4.4 Assess Your Understanding - Page 220: 84

Answer

$(9,0)$, $(0,\pm4)$

Work Step by Step

Step 1. To find the x-intercepts, let $y=0$, we have $16x=144$, thus $x=9$ or $(9,0)$ Step 2. To find the y-intercepts, let $x=0$, we have $9y^2=144$, thus $y=\pm4$ or $(0,\pm4)$
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