Factor as completely as possible. If unfactorable, indicate that the polynomial is prime.36 - (x + 3y)2
A. (6 + x + y)(6 - x - y)
B. (6 + x - 3y)(6 - x - 3y)
C. (6 + x + 3y)(6 - x - 3y)
D. (6 + 3xy)(6 - 3xy)
Answer: C
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Solve the problem.A comet follows the hyperbolic path described by 
- 
= 1, where x and y are in millions of miles. If the sun is the focus of the path, how close to the sun is the vertex of the path? 
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B. f-1(x) = x2 + 1, x ? 0
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