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center (x^2)/9-(y^2)/(16)=1	center\:\frac{x^{2}}{9}-\frac{y^{2}}{16}=1
center ((x+4)^2)/9-((y-3)^2)/(25)=1	center\:\frac{(x+4)^{2}}{9}-\frac{(y-3)^{2}}{25}=1
center (y^2}{16}-\frac{x^2)/4 =1	center\:\frac{y^{2}}{16}-\frac{x^{2}}{4}=1
center (x^2)/4-(y^2)/(25)=1	center\:\frac{x^{2}}{4}-\frac{y^{2}}{25}=1
center (x^2)/4-((y+3)^2)/9 =1	center\:\frac{x^{2}}{4}-\frac{(y+3)^{2}}{9}=1
center 16x^2-9y^2+64x+54y-161=0	center\:16x^{2}-9y^{2}+64x+54y-161=0
center x^2-y^2<1	center\:x^{2}-y^{2}<1
center 9x^2-4y^2-54x-8y+113=0	center\:9x^{2}-4y^{2}-54x-8y+113=0
center 9x^2-4y^2=36	center\:9x^{2}-4y^{2}=36
center 9x^2-18x-24y-63=4y^2	center\:9x^{2}-18x-24y-63=4y^{2}
center ((y+4)^2)/9-((x-3)^2)/(25)=1	center\:\frac{(y+4)^{2}}{9}-\frac{(x-3)^{2}}{25}=1
center (x^2}{25}-\frac{y^2)/9 =1	center\:\frac{x^{2}}{25}-\frac{y^{2}}{9}=1
center (x^2)/(49)-(y^2)/(16)=1	center\:\frac{x^{2}}{49}-\frac{y^{2}}{16}=1
center 9x^2-4y^2-90x-32y=-305	center\:9x^{2}-4y^{2}-90x-32y=-305
center x^2-(y^2)/(16)=1	center\:x^{2}-\frac{y^{2}}{16}=1
center ((x-1)^2)/4-((y-2)^2)/1 =1	center\:\frac{(x-1)^{2}}{4}-\frac{(y-2)^{2}}{1}=1
center-((y-3)^2}{25}+\frac{(x+2)^2)/9 =1	center\:-\frac{(y-3)^{2}}{25}+\frac{(x+2)^{2}}{9}=1
center ((x+4)^2)/9-((y+3)^2)/(16)=1	center\:\frac{(x+4)^{2}}{9}-\frac{(y+3)^{2}}{16}=1
center 4x^2-1/2 y^2+8x+2y=2	center\:4x^{2}-\frac{1}{2}y^{2}+8x+2y=2
center (x^2)/(25)-(y^2)/(16)=1	center\:\frac{x^{2}}{25}-\frac{y^{2}}{16}=1
center 4x^2-25y^2+16x+50y-109=0	center\:4x^{2}-25y^{2}+16x+50y-109=0
center (y^2}{16}-\frac{x^2)/9 =1	center\:\frac{y^{2}}{16}-\frac{x^{2}}{9}=1
center (x^2)/4-((y+1)^2)/(16)=1	center\:\frac{x^{2}}{4}-\frac{(y+1)^{2}}{16}=1
center 4x^2-9y^2-36=0	center\:4x^{2}-9y^{2}-36=0
center (x^2)/(16)-(y^2)/(36)=1	center\:\frac{x^{2}}{16}-\frac{y^{2}}{36}=1
center x^2-4y^2-20x-64y-172=0	center\:x^{2}-4y^{2}-20x-64y-172=0
center-9x^2-32y=-16y^2+128	center\:-9x^{2}-32y=-16y^{2}+128
center (x^2)/(a^2)-(y^2)/(b^2)=1	center\:\frac{x^{2}}{a^{2}}-\frac{y^{2}}{b^{2}}=1
center 2x^2-2y^2-20x+16y+16=0	center\:2x^{2}-2y^{2}-20x+16y+16=0
center-((x-3)^2}{25}+\frac{(y+2)^2)/9 =1	center\:-\frac{(x-3)^{2}}{25}+\frac{(y+2)^{2}}{9}=1
center 9y^2-x^2+2x+54y+62=0	center\:9y^{2}-x^{2}+2x+54y+62=0
center x^2-4y^2+8x+16y-4=0	center\:x^{2}-4y^{2}+8x+16y-4=0
center (x^2)/9-(y^2)/4 =1	center\:\frac{x^{2}}{9}-\frac{y^{2}}{4}=1
center ((x-5)^2)/4-((y+5)^2)/9 =1	center\:\frac{(x-5)^{2}}{4}-\frac{(y+5)^{2}}{9}=1
center x^2-y^2+2y=0	center\:x^{2}-y^{2}+2y=0
center 25y^2-16x^2-400=0	center\:25y^{2}-16x^{2}-400=0
center 9x^2-16y^2=144	center\:9x^{2}-16y^{2}=144
center ((x+1)^2)/(25)-((y-4)^2)/(144)=1	center\:\frac{(x+1)^{2}}{25}-\frac{(y-4)^{2}}{144}=1
center ((x-2)^2)/4-((y+2)^2)/5 =1	center\:\frac{(x-2)^{2}}{4}-\frac{(y+2)^{2}}{5}=1
center+(x^2}{49}-\frac{y^2)/9 =1	center\:+\frac{x^{2}}{49}-\frac{y^{2}}{9}=1
center 5x^2-2y^2+10x-12y=23	center\:5x^{2}-2y^{2}+10x-12y=23
center (x^2)/4-(y^2)/(16)=1	center\:\frac{x^{2}}{4}-\frac{y^{2}}{16}=1
center 16y^2-x^2+2x+64y+47=0	center\:16y^{2}-x^{2}+2x+64y+47=0
center 25x^2-16y^2+50x+128y-631=0	center\:25x^{2}-16y^{2}+50x+128y-631=0
center-9x^2+4y^2-36x-16y-164=0	center\:-9x^{2}+4y^{2}-36x-16y-164=0
center-x^2+y^2=1	center\:-x^{2}+y^{2}=1
center 11x^2-25y^2+22x+250y-889=0	center\:11x^{2}-25y^{2}+22x+250y-889=0
center 16x^2-9y^2-144=0	center\:16x^{2}-9y^{2}-144=0
center x^2-3y^2-2x-6y+7=0	center\:x^{2}-3y^{2}-2x-6y+7=0
center 9(x-1)^2-16(y+2)^2=144	center\:9(x-1)^{2}-16(y+2)^{2}=144
center ((x-2)^2)/9-((y-1)^2)/4 =1	center\:\frac{(x-2)^{2}}{9}-\frac{(y-1)^{2}}{4}=1
center (y^2)/4-(x^2)/9 =1	center\:\frac{y^{2}}{4}-\frac{x^{2}}{9}=1
center 4x^2-y^2-24x-4y+28=0	center\:4x^{2}-y^{2}-24x-4y+28=0
center 16x^2-9y^2=144	center\:16x^{2}-9y^{2}=144
center (x^2)/7-(7y^2)/(42)=1	center\:\frac{x^{2}}{7}-\frac{7y^{2}}{42}=1
center 4y^2-49x^2-392x+16y-964=0	center\:4y^{2}-49x^{2}-392x+16y-964=0
center (y^2)/9-(x^2)/(16)=1	center\:\frac{y^{2}}{9}-\frac{x^{2}}{16}=1
center x^2-y^2=16	center\:x^{2}-y^{2}=16
center (x^2)/4-(y^2)/9 =1	center\:\frac{x^{2}}{4}-\frac{y^{2}}{9}=1
center (x^2)/(144)-(y^2)/(25)=1	center\:\frac{x^{2}}{144}-\frac{y^{2}}{25}=1
center ((x-5)^2)/(36)-(y^2)/(64)=1	center\:\frac{(x-5)^{2}}{36}-\frac{y^{2}}{64}=1
center y^2-(x^2)/9 =1	center\:y^{2}-\frac{x^{2}}{9}=1
center 16x^2-9y^2-64x-18y+199=0	center\:16x^{2}-9y^{2}-64x-18y+199=0
center 9x^2-16y^2-18x-64y-199=0	center\:9x^{2}-16y^{2}-18x-64y-199=0
center (y^2)/(25)-(x^2)/(81)=1	center\:\frac{y^{2}}{25}-\frac{x^{2}}{81}=1
center 9x^2-16y^2-54x+64y-127=0	center\:9x^{2}-16y^{2}-54x+64y-127=0
center-(x^2)/(a^2)+(y^2)/(b^2)=1	center\:-\frac{x^{2}}{a^{2}}+\frac{y^{2}}{b^{2}}=1
center 9x^2-36x-4y^2-24y-36=0	center\:9x^{2}-36x-4y^{2}-24y-36=0
center 4x^2-y^2=16	center\:4x^{2}-y^{2}=16
center x^2-(y^2)/9 =1	center\:x^{2}-\frac{y^{2}}{9}=1
center 9x^2-4y^2+54x+8y+78=0	center\:9x^{2}-4y^{2}+54x+8y+78=0
center x^2-y^2-4x+8y-21=0	center\:x^{2}-y^{2}-4x+8y-21=0
center x^2-y^2=10(x-y)+1	center\:x^{2}-y^{2}=10(x-y)+1
center 9x^2-16y^2-18x+64y-199=0	center\:9x^{2}-16y^{2}-18x+64y-199=0
center 9x^2-16y^2-144=0	center\:9x^{2}-16y^{2}-144=0
center x^2-(y^2)/(25)=1	center\:x^{2}-\frac{y^{2}}{25}=1
center 9x^2-16y^2-126x+160y-103=0	center\:9x^{2}-16y^{2}-126x+160y-103=0
center ((x-h)^2}{64}-\frac{(y-k)^2)/9 =1	center\:\frac{(x-h)^{2}}{64}-\frac{(y-k)^{2}}{9}=1
center (x^2)/6-(y^2)/8 =1	center\:\frac{x^{2}}{6}-\frac{y^{2}}{8}=1
center (y^2)/4-(x^2)/(25)=1	center\:\frac{y^{2}}{4}-\frac{x^{2}}{25}=1
center 4x^2-3y^2-8x-8=0	center\:4x^{2}-3y^{2}-8x-8=0
center 0=-400/9 x^2+16y^2+400	center\:0=-\frac{400}{9}x^{2}+16y^{2}+400
center x^2-y^2+7x+8y=5	center\:x^{2}-y^{2}+7x+8y=5
center ((x-4)^2}{36}-\frac{(y-2)^2)/9 =1	center\:\frac{(x-4)^{2}}{36}-\frac{(y-2)^{2}}{9}=1
center 9y^2-49x^2=441	center\:9y^{2}-49x^{2}=441
center 4x^2-9y^2+32x+36y+64=0	center\:4x^{2}-9y^{2}+32x+36y+64=0
center 4x^2-45y^2=180	center\:4x^{2}-45y^{2}=180
center ((y-2)^2)/9-((x-1)^2)/(16)=1	center\:\frac{(y-2)^{2}}{9}-\frac{(x-1)^{2}}{16}=1
center (x^2}{36}-\frac{y^2)/9 =1	center\:\frac{x^{2}}{36}-\frac{y^{2}}{9}=1
center x^2-y^2-2x-4y=-4	center\:x^{2}-y^{2}-2x-4y=-4
center 9y^2-4x^2=36	center\:9y^{2}-4x^{2}=36
center ((x+3)^2}{16}-\frac{(y-4)^2)/9 =1	center\:\frac{(x+3)^{2}}{16}-\frac{(y-4)^{2}}{9}=1
center 18x^2-32y^2=2	center\:18x^{2}-32y^{2}=2
center 16x^2-96x-y^2-2y+139=0	center\:16x^{2}-96x-y^{2}-2y+139=0
center (x^2)/(25)-(y^2)/(64)=1	center\:\frac{x^{2}}{25}-\frac{y^{2}}{64}=1
center 4x^2-9y^2=36	center\:4x^{2}-9y^{2}=36
center 4x^2-1/2 y^2+8x-2y=2	center\:4x^{2}-\frac{1}{2}y^{2}+8x-2y=2
center 4x^2-9y^2+3x+18y+91=0	center\:4x^{2}-9y^{2}+3x+18y+91=0
center ((x+5)^2)/(36)-(y^2)/(64)=1	center\:\frac{(x+5)^{2}}{36}-\frac{y^{2}}{64}=1
center 9x^2-25y^2=225	center\:9x^{2}-25y^{2}=225

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