Solve the problem.A comet follows the hyperbolic path described by  -   = 1, where x and y are in millions. If the sun is the focus of the path, how close to the sun is the vertex of the path? 

A. 1.2 million
B. 19 million
C. 4.4 million
D. 3.2 million

Answer: A

Mathematics

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A. 9000 B. 8900 C. 10,890 D. 9100

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A.
 1

B.
 1

C.
 1

D.
 1

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What will be an ideal response?

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Simplify the radical expression. Assume that all variables represent positive real numbers.

A. 5x3
B. x3 
C. x3 
D. 5x3 

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