Find the standard form of the equation of the hyperbola with the given characteristics and center at the origin.
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Vertices: (0,±3); focies: (0,±7)
? ?
A. 
B. 
C. 
D. 
E. 
Answer: E
Mathematics
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Find the volume of the solid generated by revolving the region bounded by the given lines and curves about the 
. y = 
, y = 0, x = 0, x = 9
A. 486? B. 18? C. 972? D. 324?
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Multiply.(-4)(-4)(-4)
A. -54 B. -74 C. -64 D. 64
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Factor the trinomial.8y2 + 18y + 9
A. (4y - 3)(2y - 3) B. (8y + 1)(y - 9) C. (8y + 3)(y + 3) D. (4y + 3)(2y + 3)
Mathematics
For the given functions f and g, find the requested function and state its domain.f(x) = 2x - 8; g(x) = 4x - 7Find f - g.
A. (f - g)(x) = -2x - 15; 
? 
B. (f - g)(x) = -2x - 1; (-?, ?)
C. (f - g)(x) = 6x - 15; 
? 
D. (f - g)(x) = 2x + 1; (-?, ?)
Mathematics