Identify the conic section represented by the equation. x2 - 5y2 = -3
A. hyperbola
B. ellipse
C. circle
D. parabola
Answer: A
Mathematics
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A. 8a3 - 2a2 B. 6a5 C. 6a10 D. 8a6 - 2a4
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Find the sign of the following.tan 
, given that ? is in the interval (90°, 180°).
A. negative B. positive
Mathematics
Use a graphing calculator to graph the equation.y = 
A. 
B. 
C. 
D. 
Mathematics
Find the center and radius of the circle with the given equation. x2 + 8x + 16 + y2 - 12y + 36 = 4
A. Center (-6, 4), r = 4 B. Center (-4, 6), r = 2 C. Center (4, -6), r = 4 D. Center (6, -4), r = 2
Mathematics