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 997: 63

Answer

See graph, $(-4,2)$ and $(0,0)$

Work Step by Step

Step 1. Graph the given equations $\begin{cases} (y-2)^2=x+4 \\ y=-\frac{1}{2}x \end{cases}$ as shown in the figure. Step 2. We can identify the intersection points as $(-4,2)$ and $(0,0)$ Step 3. Check the solutions in the first equation: $ ((2)-2)^2=(-4)+4=0$ and $((0)-2)^2=(0)+4=4$ Step 4. Check the solutions in the second equation: $ (2)=-\frac{1}{2}(-4)$ and $ (0)=-\frac{1}{2}(0)$
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