Sketch a graph of a hyperbola, centered at the origin, with the foci, vertices, and asymptotes shown in the figure. Find an equation of the hyperbola.y = ± 
x; F(0, ±
); V(0, ±7)
A. 
- 
= 1
B. 
- 
= 1
C. 
- 
= 1
D. 
- 
= 1
Answer: D
Mathematics
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Solve the equation.2(s - 6) + 3(s - 2) = -2(s - 4) + 8(s + 2)
A. s = –52 B. s = –51 C. s = –42 D. s = –35 E. s = –33
Mathematics
Factor.
x12 - 
x11 + 
x10 + 
x9
A. 
x9(5x3 - 4x2 + 5x + 1)
B. 
x9(x3 - 3x2 + 4x + 1)
C. 
x10(5x3 + 4x2 - 5x - 1)
D. 
x10(5x4 - 4x3 + 5x2 + x)
Mathematics
Decide whether the equation defines y as a function of x. (Remember that to be a function, every value of x must give one and only one value of y.)y = -x
A. No B. Yes
Mathematics
Solve the equation for all complex solutions, giving exact forms in your solution set.7x4 + 9x3 - 26x2 - 36x - 8 = 0
A. 
B. 
C. 
D. 
Mathematics