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. 6.2 million
B. 39 million
C. 1.3 million
D. 4.9 million
Answer: C
Mathematics
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Evaluate. Simplify if possible
A. 1064 yd2 B. 448 yd2 C. 392 yd2 D. 532 yd2
Mathematics
Write the following as an algebraic expression in u, u > 0.sin 
A. 
B. u
C. 
D. 
Mathematics
Add or subtract as indicated.- 
- 
A. - 
B. - 
C. - 
D. - 
Mathematics
Solve the problem.An open-top rectangular box has a square base and it will hold 256 cubic centimeters (cc). Each side of the base has length x cm. The box's surface area S is given by S(x) = 
+ x2. Estimate the minimum surface area and the value of x that will yield it.
A. 207 cm2 when x = 6 cm B. 256 cm2 when x = 8 cm C. 192 cm2 when x = 8 cm D. 256 cm2 when x = 6 cm
Mathematics