Given: x = 2 / (10 - t) and y = (2t + 1), eliminate the parameter. y = 21 - 4 / x y = 20 - 2 / x y = 20 - 4 / x y = 21 - 2 / x

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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Topic is: Precalculus
The subject to be discussed is: Analytic Geometry.

Question 1
Given: x = 2 / (10 - t) and y = (2t + 1), eliminate the parameter.

y = 21 - 4 / x

y = 20 - 2 / x

y = 20 - 4 / x

y = 21 - 2 / x

 

Question 2
Given: r =4-2-6sen⊝
What is the distance between the pole and the directrix?

3

2/3

2

6

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