Find the standard form of the equation of the hyperbola.
A. 
- 
= 1
B. 
- 
= 1
C. 
- 
= 1
D. 
- 
= 1
Answer: D
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Write the equation of the graph in its final position.The graph of y = 
is vertically stretched by a factor of 9. This graph is then reflected across the x-axis. Finally, the graph is shifted 0.47 units downward.
A. y = 9
- 0.47
B. y = 9
- 0.47
C. y = 9
D. y = -9
- 0.47
Perform the indicated operation and simplify.
? 
A. 
B. 28z
C. 
D. 
A saleswoman wants to visit eastern cities, New York City, Boston, Cleveland, and Washington, D.C. Driving distances are as shown in the figure below. What is the shortest trip starting in New York that visits each of these cities, if 
Find a solution using the nearest-neighbor method.
?
?
A. 1558 mi
B. 1,073 mi
C. 1,072 mi
D. 1,071 mi
E. 1,070 mi
Solve the problem.The maximum distance d in kilometers that you can see from a height h in meters is given by the formula 
How high above the ground must you be to see 40 kilometers. Round to the nearest tenth.
A. 457.1 m B. 11.4 m C. 130.6 m D. 22.1 m