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GiggleSquid
 2 years ago
Find the center of this ellipse: 9x^(2)+y^(2)+36x4y+31=0
GiggleSquid
 2 years ago
Find the center of this ellipse: 9x^(2)+y^(2)+36x4y+31=0

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GiggleSquid
 2 years ago
Best ResponseYou've already chosen the best response.0@lgbasallote or @satellite73 you know these?

lgbasallote
 2 years ago
Best ResponseYou've already chosen the best response.0not good with graphs sorry

NotTim
 2 years ago
Best ResponseYou've already chosen the best response.0http://www.cccg.ca/proceedings/2005/49.pdf http://mathcentral.uregina.ca/QQ/database/QQ.09.06/s/sima1.html' http://www.purplemath.com/modules/ellipse2.htm

GiggleSquid
 2 years ago
Best ResponseYou've already chosen the best response.0these are the worst references ever

bhaweshwebmaster
 2 years ago
Best ResponseYou've already chosen the best response.09x^(2)+y^(2)+36x4y+31=0 or, 9 (x^2+4x +4) +(y^24y+4)9=0 or, 9(x+2)^2 + (y2)^2 = 9 or, (x+2)^2 +(y2)^2 /9 = 1.... see that the centre is (2,2)

agentc0re
 2 years ago
Best ResponseYou've already chosen the best response.1The purplemath.com reference is exactly what you need to do this.

zzr0ck3r
 2 years ago
Best ResponseYou've already chosen the best response.0what is wrong with @bhaweshwebmasters answer?

zzr0ck3r
 2 years ago
Best ResponseYou've already chosen the best response.0do you know how to complete the square? Thats all we are doing on these.
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