Find the foci of the given hyperbola.
- 
= 1
A. (3, -22), (3, 18)
B. (-22, 3), (18, 3)
C. (3, -18), (3, 14)
D. (-18, 3), (14, 3)
Answer: B
Mathematics
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Use the rules for exponents to rewrite the expression and then evaluate the new expression. 
A. 
B. -4
C. 2
D. - 
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Subtract.
A. 14,593 B. 20,593 C. 14,589 D. 14,489
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Evaluate the determinant.
A. -210 B. -30 C. 294 D. 30
Mathematics
Solve the problem.The Human Resources department of a medium-sized corporation reported that the average age of its employees is 
years and the average number of hours each employee worked each week is 
hours. Round each of these numbers to the nearest ten.
A. 40 years; 40 hours B. 30 years; 50 hours C. 40 years; 50 hours D. 30 years; 40 hours
Mathematics