Find an equation for the ellipse described.Vertices at (-7, 5) and (-1, 5); focus at (-6, 5)
A. 
+ 
= 1
B. 
+ 
= 1
C. 
+ 
= 1
D. 
+ 
= 1
Answer: B
Mathematics
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Mathematics
Add a constant term to the expression to make it a perfect square.x2 + 18x
A. 18 B. 81 C. 9 D. 324
Mathematics
Determine the domain and range of the function. State whether the function is a function or not a function. 
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Mathematics