Answer
30. Its a parabola
vertex (0;4)
Work Step by Step
$y=x^2+4$
writing in vertex form $y=a(x-h)^2+k$ ,
$y=(x-0)^2+4$
The graph is a parabola and its opening up.
vertex : $(h;k)$
=$(0;4)$
the graph is as below
Algebra: A Combined Approach (4th Edition)
by Martin-Gay, Elayn
Published by
Pearson
ISBN 10:
0321726391
ISBN 13:
978-0-32172-639-1
Chapter 13 - Section 13.2 - The Ellipse and the Hyperbola - Exercise Set - Page 939: 30
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