Find the center of the hyperbola.y2 - x2 - 6y + 8x - 23 = 0
A. (4, -1)
B. (0, 3)
C. (4, 3)
D. (-4, -3)
Answer: C
Mathematics
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Find an equation of the line containing the given points. Express your answer in slope-intercept form.(4, -13) and (3, -8)
A. y = 5x - 33
B. y = -5x + 7
C. y = - 
x - 
D. y = 
x - 
Mathematics
Graph the polar equation.r2 = 75 cos 3?
A. 
B. 
C. 
D. 
Mathematics
Which of the following IS NOT a demographic trend?
A. increasing population rates and size of international markets, such as China and India B. increasing average age of American consumers C. increasing number of Asian consumers in the US D. increasing interest rates and rates of inflation
Mathematics
Find an equation of variation for the given situation.y varies inversely as x, and y = 6 when x = 14
A. y = 
B. y = 
C. y = 
D. y = 84x
Mathematics