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sammy90210
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Find the center, vertices, and foci of the ellipse with equation 2x^2 + 9y^2 = 18
 one year ago
 one year ago
sammy90210 Group Title
Find the center, vertices, and foci of the ellipse with equation 2x^2 + 9y^2 = 18
 one year ago
 one year ago

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experimentX Group TitleBest ResponseYou've already chosen the best response.0
dw:1352907058035:dw details are given here http://en.wikipedia.org/wiki/Ellipse#Focus
 one year ago

sammy90210 Group TitleBest ResponseYou've already chosen the best response.0
but what would the next step be?? @experimentX
 one year ago

experimentX Group TitleBest ResponseYou've already chosen the best response.0
find the eccentricity ... the vertex is given by 'a' and the foci are given by 'a times eccentricity'
 one year ago

roberto5 Group TitleBest ResponseYou've already chosen the best response.0
2x^2  9y^2 = 18 Dividing by 18 on both sides, x^2/9  y^2/2 = 1 which is a hyperbola and that too a standard one. Please refer Math class XI for further details on this topic. Source(s): I was a JEE topper :)
 one year ago
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