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center 3(x+2)^2-6(y-6)^2-18=0	center\:3(x+2)^{2}-6(y-6)^{2}-18=0
center x^2-6x-6=y^2+6y+6	center\:x^{2}-6x-6=y^{2}+6y+6
center y^2-4y-4x^2+13=0	center\:y^{2}-4y-4x^{2}+13=0
center ((y+3)^2)/4-((x+1)^2)/(16)=1	center\:\frac{(y+3)^{2}}{4}-\frac{(x+1)^{2}}{16}=1
center ((x-1)^2)/4-((y+3)^2)/(16)=1	center\:\frac{(x-1)^{2}}{4}-\frac{(y+3)^{2}}{16}=1
center x^2-y^2=9	center\:x^{2}-y^{2}=9
center 4y^2-9x^2+16y+18x=29	center\:4y^{2}-9x^{2}+16y+18x=29
center 16y^2-32y-9x^2-18x=137	center\:16y^{2}-32y-9x^{2}-18x=137
center (x^2)/(25)-(y^2)/(49)=1	center\:\frac{x^{2}}{25}-\frac{y^{2}}{49}=1
center 321+108x-9x^2+8y+4y^2=0	center\:321+108x-9x^{2}+8y+4y^{2}=0
center 2x^2-y^2-2y=-5	center\:2x^{2}-y^{2}-2y=-5
center-6x^2+4y^2+6x+16y-1=0	center\:-6x^{2}+4y^{2}+6x+16y-1=0
center y^2-4x^2<1	center\:y^{2}-4x^{2}<1
center-9x^2+8y^2+36x+48y=36	center\:-9x^{2}+8y^{2}+36x+48y=36
center (y^2)/(36)-(x^2)/(16)=1	center\:\frac{y^{2}}{36}-\frac{x^{2}}{16}=1
center ((x-1)^2)/9-((y-2)^2)/(16)=1	center\:\frac{(x-1)^{2}}{9}-\frac{(y-2)^{2}}{16}=1
center ((y-1)^2)/9-((x-4)^2)/(25)=1	center\:\frac{(y-1)^{2}}{9}-\frac{(x-4)^{2}}{25}=1
center ((x+5)^2)/(1/9)-((y-3)^2)/(1/4)=1	center\:\frac{(x+5)^{2}}{\frac{1}{9}}-\frac{(y-3)^{2}}{\frac{1}{4}}=1
center ((x+2)^2}{16}-\frac{(y-1)^2)/9 =1	center\:\frac{(x+2)^{2}}{16}-\frac{(y-1)^{2}}{9}=1
center (x^2)/(289)-(y^2)/(144)=1	center\:\frac{x^{2}}{289}-\frac{y^{2}}{144}=1
center (y^2)/4-(x^2)/1 =1	center\:\frac{y^{2}}{4}-\frac{x^{2}}{1}=1
center 121-32x-8x^2-90y+9y^2=0	center\:121-32x-8x^{2}-90y+9y^{2}=0
center y^2-4x^2=36	center\:y^{2}-4x^{2}=36
center 10x^2-6y^2-20x-24y+46=0	center\:10x^{2}-6y^{2}-20x-24y+46=0
center-4x^2+24x+16y^2-128y+156=0	center\:-4x^{2}+24x+16y^{2}-128y+156=0
center ((x-1)^2)/9-((y+6)^2)/4 =1	center\:\frac{(x-1)^{2}}{9}-\frac{(y+6)^{2}}{4}=1
center 25x^2-4y^2-100x-16y-16=0	center\:25x^{2}-4y^{2}-100x-16y-16=0
center 9x^2-16y^2-36x+96y+252=0	center\:9x^{2}-16y^{2}-36x+96y+252=0
center 5y^2-16x^2+400=0	center\:5y^{2}-16x^{2}+400=0
center 4x^2-9y^2-16x+18y-7=0	center\:4x^{2}-9y^{2}-16x+18y-7=0
center x^2-y^2+6x+10y=2	center\:x^{2}-y^{2}+6x+10y=2
center ((y-1)^2)/9-((x+3)^2)/(16)=1	center\:\frac{(y-1)^{2}}{9}-\frac{(x+3)^{2}}{16}=1
center y^2-x^2= 1/25	center\:y^{2}-x^{2}=\frac{1}{25}
center 1/144 x^2-1/196 y^2=1	center\:\frac{1}{144}x^{2}-\frac{1}{196}y^{2}=1
center 18x^2-32y^2-108y-128x-254=0^2	center\:18x^{2}-32y^{2}-108y-128x-254=0^{2}
center ((x+1)^2)/(36)-((y-3)^2)/(25)=1	center\:\frac{(x+1)^{2}}{36}-\frac{(y-3)^{2}}{25}=1
center 10x^2-25y^2=100	center\:10x^{2}-25y^{2}=100
center x^2-y^2-8x-2y-19=0	center\:x^{2}-y^{2}-8x-2y-19=0
center ((x-5)^2}{25}-\frac{(y+4)^2)/9 =1	center\:\frac{(x-5)^{2}}{25}-\frac{(y+4)^{2}}{9}=1
center ((x-5)^2)/7-((y+3)^2)/9 =1	center\:\frac{(x-5)^{2}}{7}-\frac{(y+3)^{2}}{9}=1
center 3x^2-3y^2-12x-6y+3=0	center\:3x^{2}-3y^{2}-12x-6y+3=0
center ((x-2)^2)/(36)-((y+1)^2)/(64)=1	center\:\frac{(x-2)^{2}}{36}-\frac{(y+1)^{2}}{64}=1
center 2y^2-5x^2-56y-90x-807=0	center\:2y^{2}-5x^{2}-56y-90x-807=0
center+x^2-y^2=4	center\:+x^{2}-y^{2}=4
center (x^2)/(0.0008)-(y^2)/(0.999)=1	center\:\frac{x^{2}}{0.0008}-\frac{y^{2}}{0.999}=1
center (x^2)/(36)-(y^2)/(16)=1	center\:\frac{x^{2}}{36}-\frac{y^{2}}{16}=1
center ((x+5)^2)/(64)-((y-1)^2)/(36)=1	center\:\frac{(x+5)^{2}}{64}-\frac{(y-1)^{2}}{36}=1
center ((x-3)^2)/(25)-((y+4)^2)/(36)=1	center\:\frac{(x-3)^{2}}{25}-\frac{(y+4)^{2}}{36}=1
center 7x^2-9y^2-14x+72y-200=0	center\:7x^{2}-9y^{2}-14x+72y-200=0
center x^2-(y-4)^2=1	center\:x^{2}-(y-4)^{2}=1
center 4x^2-24x-25y^2+250y-489=0	center\:4x^{2}-24x-25y^{2}+250y-489=0
center ((x-2)^2)/9-((y-1)^2)/(16)=1	center\:\frac{(x-2)^{2}}{9}-\frac{(y-1)^{2}}{16}=1
center ((y-5)^2)/(16)-((x-4)^2)/(64)=1	center\:\frac{(y-5)^{2}}{16}-\frac{(x-4)^{2}}{64}=1
center 4x^2-1/2 y^2+8x+2y-2=0	center\:4x^{2}-\frac{1}{2}y^{2}+8x+2y-2=0
center y^2-x^2=1	center\:y^{2}-x^{2}=1
eccentricity 9x^2-18x-24y-63=4y^2	eccentricity\:9x^{2}-18x-24y-63=4y^{2}
eccentricity ((x-1)^2)/4-((y-2)^2)/1 =1	eccentricity\:\frac{(x-1)^{2}}{4}-\frac{(y-2)^{2}}{1}=1
eccentricity 9x^2-36x-4y^2-24y-36=0	eccentricity\:9x^{2}-36x-4y^{2}-24y-36=0
eccentricity (x^2)/(16)-(y^2)/(20)=1	eccentricity\:\frac{x^{2}}{16}-\frac{y^{2}}{20}=1
eccentricity 16x^2-25y^2=400	eccentricity\:16x^{2}-25y^{2}=400
eccentricity 16x^2-9y^2=144	eccentricity\:16x^{2}-9y^{2}=144
eccentricity 4x^2-y^2-24x-4y+28=0	eccentricity\:4x^{2}-y^{2}-24x-4y+28=0
eccentricity 9y^2-x^2+2x+54y+62=0	eccentricity\:9y^{2}-x^{2}+2x+54y+62=0
eccentricity 4x^2-25y^2+100y=200	eccentricity\:4x^{2}-25y^{2}+100y=200
eccentricity 9y^2-16x^2=144	eccentricity\:9y^{2}-16x^{2}=144
eccentricity (x^2}{16}-\frac{y^2)/9 =1	eccentricity\:\frac{x^{2}}{16}-\frac{y^{2}}{9}=1
eccentricity (y^2)/(25)-(x^2)/(81)=1	eccentricity\:\frac{y^{2}}{25}-\frac{x^{2}}{81}=1
eccentricity-x^2+9y^2+4x+54y+68=0	eccentricity\:-x^{2}+9y^{2}+4x+54y+68=0
eccentricity 18x^2-32y^2-108y-128x-254=0	eccentricity\:18x^{2}-32y^{2}-108y-128x-254=0
eccentricity 25x^2+246x-25y^2-13y=233	eccentricity\:25x^{2}+246x-25y^{2}-13y=233
eccentricity 9x^2-y^2-36x-6y+18=0	eccentricity\:9x^{2}-y^{2}-36x-6y+18=0
eccentricity-9x^2+8y^2+36x+48y=36	eccentricity\:-9x^{2}+8y^{2}+36x+48y=36
eccentricity-1=x^2-y^2	eccentricity\:-1=x^{2}-y^{2}
eccentricity (x^2)/9-((y-2)^2)/4 =1	eccentricity\:\frac{x^{2}}{9}-\frac{(y-2)^{2}}{4}=1
eccentricity (x^2)/9-(y^2)/(16)=1	eccentricity\:\frac{x^{2}}{9}-\frac{y^{2}}{16}=1
eccentricity-9x^2+y^2-72x-153=0	eccentricity\:-9x^{2}+y^{2}-72x-153=0
eccentricity 4x^2-y^2=16	eccentricity\:4x^{2}-y^{2}=16
eccentricity 16x^2-96x-y^2-2y+139=0	eccentricity\:16x^{2}-96x-y^{2}-2y+139=0
eccentricity 9x^2-4y^2=36	eccentricity\:9x^{2}-4y^{2}=36
eccentricity y^2-4x^2+4x-2y-4=0	eccentricity\:y^{2}-4x^{2}+4x-2y-4=0
eccentricity 16x^2-4y^2=49	eccentricity\:16x^{2}-4y^{2}=49
eccentricity 16x^2-25y^2=64	eccentricity\:16x^{2}-25y^{2}=64
eccentricity 25x^2-9y^2=225	eccentricity\:25x^{2}-9y^{2}=225
eccentricity 9x^2-16y^2=64	eccentricity\:9x^{2}-16y^{2}=64
eccentricity (x^2)/(45)-(y^2)/(360)=1	eccentricity\:\frac{x^{2}}{45}-\frac{y^{2}}{360}=1
eccentricity (x^2}{81}-\frac{y^2)/9 =1	eccentricity\:\frac{x^{2}}{81}-\frac{y^{2}}{9}=1
eccentricity-(x^2)/(a^2)+(y^2)/(b^2)=1	eccentricity\:-\frac{x^{2}}{a^{2}}+\frac{y^{2}}{b^{2}}=1
eccentricity (y^2)/(64)-(x^2)/(36)=1	eccentricity\:\frac{y^{2}}{64}-\frac{x^{2}}{36}=1
eccentricity (x^2)/9-(y^2)/(25)=1	eccentricity\:\frac{x^{2}}{9}-\frac{y^{2}}{25}=1
eccentricity (y^2)/(25)-(x^2)/(16)=1	eccentricity\:\frac{y^{2}}{25}-\frac{x^{2}}{16}=1
eccentricity ((x+1)^2)/4-(y-5)^2=4	eccentricity\:\frac{(x+1)^{2}}{4}-(y-5)^{2}=4
eccentricity 9x^2-16y^2=144	eccentricity\:9x^{2}-16y^{2}=144
eccentricity (x^2)/(100)-(y^2)/(64)=1	eccentricity\:\frac{x^{2}}{100}-\frac{y^{2}}{64}=1
eccentricity 9y^2-49x^2=441	eccentricity\:9y^{2}-49x^{2}=441
eccentricity 9x^2-18x-16y^2-64y=199	eccentricity\:9x^{2}-18x-16y^{2}-64y=199
eccentricity (y^2}{16}-\frac{x^2)/9 =1	eccentricity\:\frac{y^{2}}{16}-\frac{x^{2}}{9}=1
eccentricity x^2-y^2=3	eccentricity\:x^{2}-y^{2}=3
eccentricity (y^2)/(16)-(x^2)/(25)=1	eccentricity\:\frac{y^{2}}{16}-\frac{x^{2}}{25}=1
eccentricity 4x^2-9y^2=36	eccentricity\:4x^{2}-9y^{2}=36
eccentricity ((x-2)^2)/9-((y+1)^2)/5 =1	eccentricity\:\frac{(x-2)^{2}}{9}-\frac{(y+1)^{2}}{5}=1

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