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Determine if the graph of the equation below is a parabola, circle, ellipse, hyperbola, point, line, two lines, or empty. Enter the most specific answer.
x^2 + 2y^2 + 6x + 8y - 121 = 0

 Mar 6, 2022
 #1
avatar+2401 
+1

x^2 + 2y^2 + 6x + 8y - 121 = 0

(x + 3)^2 + 2(y+2)^2 - 121 - 17 = 0

(x + 3)^2 + 2(y+2)^2 = 138

(x + 3)^2/138  + (y+2)^2/69 = 0

This is the formula of an eclipse. :))

 

=^._.^=

 Mar 6, 2022
 #2
avatar+36417 
+1

LOL    'ellipse'       cheeky

ElectricPavlov  Mar 6, 2022
 #3
avatar+2401 
0

spelling is very hard :((

 

=^._.^=

catmg  Mar 6, 2022
 #4
avatar+36417 
+1

'TYPIGN'   is for  me   !    haha

 Mar 6, 2022

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