Find the center, foci, and asymptotes of the hyperbola.
- 
= 1
A. C: (1, 1); F: (1, -4), (1, 6); A: y = 
x + 
, y = - 
x - 
B. C: (1, 1); F: (1, 6), (1, -4); A: y = 
x - 
, y = - 
x + 
C. C: (1, 1); F: (1, -2), (1, 4); A: y = 
x + 
, y = - 
x - 
D. C: (1, 1); F: (-2, 1), (4, 1); A: y = 
x - 
, y = - 
x - 
Answer: B
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A. 0, 1.05, 3.14, 5.24 B. 0, 2.09, 4.19 C. 1.05, 3.14, 5.24 D. 0, 2.09, 3.14, 4.19
Find dy.y = 2 cot 
A. -2x2 csc 
dx
B. -2x2 csc2 
dx
C. -2x3 csc2 
dx
D. 2x2 csc2 
dx
Solve the problem.A machine produces open boxes using square sheets of plastic. The machine cuts equal-sized squares measuring 3 inches on a side from each corner of the sheet, and then shapes the plastic into an open box by turning up the sides. If each box must have a volume of 675 cubic inches, find the length of one side of the open box.
A. 15 in. B. 21 in. C. 18 in. D. 14 in.
Evaluate the expression.1 - 
A. 
B. 
C. 
D. 