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Name _____________________________
Date ___________________

Conics
(Answer ID # 1025658)
Write the standard equation for the ellipse.

1.   vertices: (1,2) and (13,2)
co-vertices: (7,-3) and (7,7)
2.  
Foci: 
(
 - 
3
  ,  0)
  and  
(
  
3
  ,  0)
co-vertices: (0,-1) and (0,1)
3.  
Foci: 
(-4  ,  
  -7 -   
  
55
)
  and  
(-4  ,  
  -7 +   
  
55
)
vertices: (-4,-15) and (-4,1)
4.   vertices: (0,-9) and (0,9)
co-vertices: (-7,0) and (7,0)
5.  
Foci: 
(-8  ,  
  -3 -   
 2 
2
)
  and  
(-8  ,  
  -3 +   
 2 
2
)
vertices: (-8,-6) and (-8,0)
6.  
Foci: 
(-5  ,  -6)
  and  
(3  ,  -6)
co-vertices: (-1,-9) and (-1,-3)
7.  
Foci: 
(5  ,  
  -1 -   
  
33
)
  and  
(5  ,  
  -1 +   
  
33
)
vertices: (5,-8) and (5,6)
8.   vertices: (2,0) and (2,8)
co-vertices: (0,4) and (4,4)
9.   vertices: (-4,0) and (4,0)
co-vertices: (0,-3) and (0,3)
10.  
Foci: 
(
 -2 
6
  ,  0)
  and  
(
 2 
6
  ,  0)
vertices: (-5,0) and (5,0)
11.  
Foci: 
(
  3 -   
 2 
7
  ,  -5)
  and  
(
  3 +   
 2 
7
  ,  -5)
co-vertices: (3,-11) and (3,1)
12.  
Foci: 
(
 -2 
6
  ,  0)
  and  
(
 2 
6
  ,  0)
vertices: (-7,0) and (7,0)
13.  
Foci: 
(0  ,  
 -4 
2
)
  and  
(0  ,  
 4 
2
)
co-vertices: (-2,0) and (2,0)
14.  
Foci: 
(
  -7 -   
  
15
  ,  7)
  and  
(
  -7 +   
  
15
  ,  7)
vertices: (-11,7) and (-3,7)
15.   vertices: (-5,-4) and (-5,14)
co-vertices: (-10,5) and (0,5)
16.  
Foci: 
(
  3 -   
 2 
10
  ,  3)
  and  
(
  3 +   
 2 
10
  ,  3)
co-vertices: (3,0) and (3,6)

 

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