Find the foci of the given hyperbola.
- 
= 1
A. (0, 10), (0, -10)
B. (0, 6), (0, -6)
C. (10, 0), (-10, 0)
D. (6, 0), (-6, 0)
Answer: C
Mathematics
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Evaluate the expression.-73
A. 21 B. -21 C. -343 D. 343
Mathematics
Considering the given value of t, choose the ordered pair that lies on the graph of the given pair of parametric equations.x = sin t, y = cos t; t = 
A. 
B. 
C. 
D. 
Mathematics
Find the product using one of the formulas for the square of a binomial.(2x + 9)2
A. 4x2 + 36x + 81 B. 2x2 + 36x + 81 C. 4x2 + 81 D. 2x2 + 81
Mathematics
Divide. Express the quotient in lowest terms.
÷ 
A. 
B. 
C. 
D. 
Mathematics