Find the vertices and foci of the hyperbola.
- 
= 1
A. Vertices: (-2, 10), (-2, -20); Foci: (-2, -20), (-2, 10)
B. Vertices: (15, -2), (-25, -2); Foci: (20, -2), (-30, -2)
C. Vertices: (10, -2), (-20, -2); Foci: (-20, -2), (10, -2)
D. Vertices: (-2, 15), (-2, -25); Foci: (-2, 20), (-2, -30)
Answer: D
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Add or subtract and write answer in lowest terms.
- 
A. 
B. 
C. 
D. 
Write the two equations in slope-intercept form and then determine how many solutions the system has.x + 2y = 0y = - 
x
A. Infinite number B. None C. One
Determine where the function is increasing and where it is decreasing.f(x) = x2 - 4x + 3
A. increasing on (-?, 2) decreasing on (2, ?) B. increasing on (-1, ?) decreasing on (-?, -1) C. increasing on (2, ?) decreasing on (-?, 2) D. increasing on (-?, -1) decreasing on (-1, ?)
Write the partial fraction decomposition of the rational expression.
A. 
+ 
B. 
+ 
C. 
+ 
D. 
+ 
+ 