In Problems 7-12, identify the conic that each polar equation represents. Also give the position of the directrix. 1 3 4 7. r = 8. r = 9. r = 1 + cos 0 1 - sin 0 2 - 3 sin 0 2 3 6. 10. r= \1. 12. r = 1 + 2 cos 0 4 - 2 cos 0 8 + 2 sin e
In Problems 7-12, identify the conic that each polar equation represents. Also give the position of the directrix. 1 3 4 7. r = 8. r = 9. r = 1 + cos 0 1 - sin 0 2 - 3 sin 0 2 3 6. 10. r= \1. 12. r = 1 + 2 cos 0 4 - 2 cos 0 8 + 2 sin e
Elementary Geometry For College Students, 7e
7th Edition
ISBN:9781337614085
Author:Alexander, Daniel C.; Koeberlein, Geralyn M.
Publisher:Alexander, Daniel C.; Koeberlein, Geralyn M.
ChapterP: Preliminary Concepts
SectionP.CT: Test
Problem 1CT
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In Problems 7–12, identify the conic that each polar equation represents. Also give the position of the directrix.
Transcribed Image Text:In Problems 7-12, identify the conic that each polar equation represents. Also give the position of the directrix.
1
3
4
7. r =
8. r =
9. r =
1 + cos 0
1 - sin 0
2 - 3 sin 0
2
3
6.
10. r=
\1.
12. r =
1 + 2 cos 0
4 - 2 cos 0
8 + 2 sin e
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