31 Select the correct answer. What is the equation of the parabola opening upward with a focus at (9,27) and a directrix of y = 11, O A. f(r) = (r – 9)2 + 19 (* + 9)? – 19 (a - 9)? + 19 ie + 9)? – 19 O B. f(r) O. fir) O D. f(x) Reset Next
31 Select the correct answer. What is the equation of the parabola opening upward with a focus at (9,27) and a directrix of y = 11, O A. f(r) = (r – 9)2 + 19 (* + 9)? – 19 (a - 9)? + 19 ie + 9)? – 19 O B. f(r) O. fir) O D. f(x) Reset Next
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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