Find the polar equation for a parabola with its focus at the origin and whose directrix is y = -a (where a > 0). а Or 1+ cose Or 1- sine a Or= 1+ asine a 1- cose

Trigonometry (11th Edition)
11th Edition
ISBN:9780134217437
Author:Margaret L. Lial, John Hornsby, David I. Schneider, Callie Daniels
Publisher:Margaret L. Lial, John Hornsby, David I. Schneider, Callie Daniels
Chapter1: Trigonometric Functions
Section: Chapter Questions
Problem 1RE: 1. Give the measures of the complement and the supplement of an angle measuring 35°.
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Find the polar equation for a parabola with its focus at the origin and whose directrix is y = -a (where a > 0).
r =
1 + cose
a
Or =
sine
a
1 + asine
a
r =
1- cose
a
1+ sine
Transcribed Image Text:Find the polar equation for a parabola with its focus at the origin and whose directrix is y = -a (where a > 0). r = 1 + cose a Or = sine a 1 + asine a r = 1- cose a 1+ sine
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