Find an equation for the hyperbola described.center at (9, 4); focus at (7, 4); vertex at (8, 4)

A. (x - 9)2 -  = 1
B.  - (y - 4)2 = 1
C.  - (y - 9)2 = 1
D. (x - 4)2 -  = 1

Answer: A

Mathematics

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