Write an equation for the hyperbola.
A. 
- 
= 1
B. 
- 
= 1
C. 
- 
= 1
D. 
- 
= 1
Answer: A
Mathematics
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Find the focus and directrix of the parabola.y2 = 32x
A. (8, 0); x = 8 B. (8, 8); x = 8 C. (8, 0); x = -8 D. (0, 8); y = -8
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State whether the vectors are parallel, orthogonal, or neither.v = i + 
j,
w = i - 4j
A. Parallel B. Orthogonal C. Neither
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Solve the problem.Suppose you are offered a job with a starting salary of 
per year and a guaranteed raise of 
per year. How much money will you make in total over the first 20 years?
A. 
B. $65,500
C. $1,124,600
D. $960,000
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Solve the problem.Suppose the following matrix represents the input-output matrix of a primitive economy. How much of each commodity should be produced to produce 76 bushels of yams and 99 pigs?
A.
X = 
B.
X = 
C.
X = 
D.
X = 
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