Find the vertices of the hyperbola.16(y + 2)2 - 25(x - 1)2 = 400
A. (1, 3) and (1, -7)
B. (-3, -2) and (5, -2)
C. (-1, 7) and (-1, -3)
D. (-5, 2) and (3, 2)
Answer: A
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Solve the problem.Find the missing length in the following right triangle. If necessary, round to the nearest tenth. 
A. 12 cm B. 14.5 cm C. 72.5 cm D. 145 cm
Write the following in terms of sin ? and cos ? and then simplify if possible.
?
What will be an ideal response?
Find the median.73, 38, 204, 189, 293, 246, 237
A. 204 B. 237 C. 189 D. 183
A polynomial P(x) and a divisor d(x) are given. Use long division to find the quotient Q(x) and the remainder R(x) when P(x) is divided by d(x), and express P(x) in the form d(x)? Q(x) + R(x).P(x) = 3x3 - x2 + 2x + 6d(x) = x + 1
A. (x + 1)(3x2 - 4x + 2) + 8 B. (x + 1)(3x2 + 2x) + 6 C. (x - 1)(3x2 + 2x) + 6 D. (x + 1)(3x2 - 4x + 6) + 0