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

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

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

NotTim Group TitleBest ResponseYou've already chosen the best response.0
http://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
 2 years ago

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

bhaweshwebmaster Group TitleBest ResponseYou've already chosen the best response.0
9x^(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)
 2 years ago

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

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

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