Find the equation of the transverse axis of the hyperbola. 9(x - 5)2 - 16(y + 1)2 = 144
A. x = 9
B. y = -1
C. y = 1
D. x = -1
Answer: B
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Graph. Be sure to label the vertex.x = -y2 - 2y + 2
A. 
B. 
C. 
D. 
Solve the problem.A satellite dish is shaped like a parabola. The signals that are received by the dish strike the surface of the dish and are reflected to a single point, where the receiver of the dish is located. If the dish is 8 feet across at its opening and 1.3 feet deep at its center, at what position should the receiver be placed?
A. 4 feet from the base along the axis of symmetry B. 3 feet from the base along the axis of symmetry C. 5.3 feet from the base along the axis of symmetry D. 0.6 feet from the base along the axis of symmetry
Solve the equation by the method of your choice. Simplify solutions, if possible.
= 
- 
A. 
B. 
C. 
D. 
Simplify. Be sure to rationalize all denominators. Assume that all variables represent positive real numbers.
A. 
B. 10
C. 131
D. 