9) For the equation of ellipse below, find centre and foci. 4(y+ 1)² + 7(x – 1)² = 28 Centre (-1,1), Foci (1,1 ± v7) Centre (1, –1), Foci (1, –1 ± v3) a Centre (1, –1), Foci (1, –1 ± v7) Centre (–1,1), Foci (1,1 ± v3)
9) For the equation of ellipse below, find centre and foci. 4(y+ 1)² + 7(x – 1)² = 28 Centre (-1,1), Foci (1,1 ± v7) Centre (1, –1), Foci (1, –1 ± v3) a Centre (1, –1), Foci (1, –1 ± v7) Centre (–1,1), Foci (1,1 ± v3)
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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