If the equation represents a hyperbola, find the center, foci, and asymptotes. If the equation represents an ellipse, find the center, vertices, and foci. If the equation represents a circle, find the center and radius. If the equation represents a parabola, find the focus and directrix. 25x2 + 9y2 + 350x + 180y + 1900 = 0
A. C: (-7, -10); V: (-4, -10), (-10, -10); F: (-1.2, -10), (-12.8, -10)
B. C: (-7, -10); V: (-7, -5), (-7, -15); F: (-7, -6.0), (-7, -14.0)
C. C: (-7, -10); V: (-2, -10), (-12, -10); F: (-3.0, -10), (-11.0, -10)
D. C: (-7,-10); V: (-7, -7), (-7, -13); F: (-7, -4.2), (-7, -15.8)
Answer: B
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Find the indicated probability.If you flip a coin three times, the possible outcomes are HHH, HHT, HTH, HTT, THH, THT, TTH, TTT. What is the probability of getting more than one tail?
A. 
B. 
C. 
D. 
Find the decimal approximation for the radical. Round the answer to three decimal places.
A. -2.460 B. -2.448 C. -2.478 D. -2.469
For the given functions f and g, find the requested function and state its domain.f(x) = 7x - 6; g(x) = 3x - 9Find f ? g.
A. (f ? g)(x) = 21x2 - 81x + 54; all real numbers B. (f ? g)(x) = 21x2 + 54; {x|x ? 54} C. (f ? g)(x) = 10x2 - 81x - 15; all real numbers D. (f ? g)(x) = 21x2 - 27x + 54; {x|x ? 54}
Find the sum without the use of a number line.-84 + 27
A. -111 B. 111 C. 57 D. -57