Solve.Find the center, foci, and asymptotes of the hyperbola 7x2 - y2 - 42x + 10y - 137 = 0
A. C: (3, 5); F: (3 + 10
, 5), (3 - 10
, 5); A: y - 5 = 7(x - 3), y - 5 = -7(x - 3)
B. C: (3, 5); F: (10
, 0), (- 10
, 0); A: y - 5 = 
(x - 3), y - 5 = -
(x - 3)
C. C: (3, 5); F: (3 + 10
, 5), (3 - 10
, 5); A: y - 5 = 
(x - 3), y - 5 = -
(x - 3)
D. C: (-2, 5); F: (10
, 0), (-10
, 0); A: y = 7x, y = -7x
Answer: C
Mathematics
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= 39
A. -9 B. -6 C. 0 D. -60
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Perform the indicated operation.
+ 
A. 
B. 
C. 0
D. 
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Find the whole.579 hotels is 12% of what number of hotels?
A. 14 B. 48,250 C. 0.14 D. 4825
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Solve the problem.Bill is training to run a marathon. The table shows the distance that he ran each day this week. What is the mean distance that he ran?
A. 5
mi.
B. 4
mi.
C. 5
mi.
D. 4
mi.
Mathematics