Precalculus (6th Edition) Blitzer

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

Chapter 9 - Test - Page 1037: 5

Answer

See graph and explanations.
1584751561

Work Step by Step

Step 1. Graph the conic section as shown in the figure. Step 2. From the equation, we can identify it is a parabola with $p=\frac{8}{4}=2$. Step 3. We can find the vertex at $(-5,1)$, the focus at $(-5,3)$, and the directrix as $y=-1$
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