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Identify the Conic by Writing the Equation in Standard Form 10y220x2+80y+360x1485=010 y ^ { 2 } - 20 x ^ { 2 } + 80 y + 360 x - 1485 = 0

Question 17

Multiple Choice

Identify the conic by writing the equation in standard form. 10y220x2+80y+360x1485=010 y ^ { 2 } - 20 x ^ { 2 } + 80 y + 360 x - 1485 = 0


A) (y4) 252(x9) 254=1\frac { ( y - 4 ) ^ { 2 } } { \frac { 5 } { 2 } } - \frac { ( x - 9 ) ^ { 2 } } { \frac { 5 } { 4 } } = 1 ;hyperbola
B) (y+4) 252(x9) 254=1\frac { ( y + 4 ) ^ { 2 } } { \frac { 5 } { 2 } } - \frac { ( x - 9 ) ^ { 2 } } { \frac { 5 } { 4 } } = 1 ;hyperbola
C) (y+4) 2972(x9) 2974=1\frac { ( y + 4 ) ^ { 2 } } { \frac { 97 } { 2 } } - \frac { ( x - 9 ) ^ { 2 } } { \frac { 97 } { 4 } } = 1 ;hyperbola
D) (y+4) 21495+(x9) 214910=1\frac { ( y + 4 ) ^ { 2 } } { \frac { 149 } { 5 } } + \frac { ( x - 9 ) ^ { 2 } } { \frac { 149 } { 10 } } = 1 ;ellipse
E) (y4) 21495+(x9) 214910=1\frac { ( y - 4 ) ^ { 2 } } { \frac { 149 } { 5 } } + \frac { ( x - 9 ) ^ { 2 } } { \frac { 149 } { 10 } } = 1 ;ellipse

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