Answer
vertex: $(0,0)$
Focus: $(\frac{5}{8},0)$
Directrix: $x=-\frac{5}{8}$
Work Step by Step
$2y^2=5x$
or, $y^2=4(\frac{5}{8})x$
Thus,
vertex: $(0,0)$ Focus: $(\frac{5}{8},0)$ Directrix: $x=-\frac{5}{8}$
Multivariable Calculus, 7th Edition
by Stewart, James
Published by
Brooks Cole
ISBN 10:
0-53849-787-4
ISBN 13:
978-0-53849-787-9
Chapter 10 - Parametric Equations and Polar Coordinates - 10.5 Exercises - Page 700: 2
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