Precalculus (6th Edition) Blitzer

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

Chapter 9 - Section 9.3 - The Parabola - Exercise Set - Page 998: 78


See explanations.

Work Step by Step

Given $y^2=8x$, we have $4p=8$ and $p=2$. Since the parabola opens to the right with vertex $(0,0)$, we can find its focus at $(2,0)$ and directrix as $x=-2$
Update this answer!

You can help us out by revising, improving and updating this answer.

Update this answer

After you claim an answer you’ll have 24 hours to send in a draft. An editor will review the submission and either publish your submission or provide feedback.