Find the vertices and locate the foci for the hyperbola whose equation is given.64y2 - 4x2 = 256
A. vertices: (-2, 0), (2, 0)
foci: (-2
, 0), (2
, 0)
B. vertices: (-8, 0), (8, 0)
foci: (-2
, 0), (2
, 0)
C. vertices: (0, -2), (0, 2)
foci: (0, -2
), (0, 2
)
D. vertices: (0, -8), (0, 8)
foci: (0, -2
), (0, 2
)
Answer: C
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A. slope = - 
B. slope = 
C. slope = - 
D. slope = 
Translate using numbers and symbols.nine cubed
A. 
B. 9 ? 3
C. 93
D. 39
Solve.A rectangle that is x feet wide is inscribed in a circle of radius 32 feet. Express the area of the rectangle as a function of x. Graph the function and from the graph determine the value of x, to the nearest tenth of a foot, which will maximize the area of the rectangle.
A. 45.7 feet B. 44.9 feet C. 44.5 feet D. 45.3 feet
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A. 4x - 8 B. 4x + 8 C. 4x(8 + x) D. 4(x + 8)