Find the vertex, focus, and directrix of the parabola. Graph the equation.(x - 3)2 = -8(y + 2)
A. vertex: (-3, 2)
focus: (-3, 0)
directrix: y = 4
B. vertex: (-3, 2)
focus: (-5, 2)
directrix: x = -1
C. vertex: (3, -2)
focus: (3, -4)
directrix: y = 0
D. vertex: (3, -2)
focus: (1, -2)
directrix: x = 5
Answer: C
Mathematics
You might also like to view...
Simplify the rational expression.
A. - 
B. - 
C. - 
D. 
Mathematics
If a and b are fixed numbers, find parametric equations for the set of all points P determined as shown in the figure, using the angle ang ang as the parameter. Write the equations for a = 12 and b = 4.
 FIGURE 1.png)
Mathematics
Solve the system by substitution or elimination. If a system is inconsistent or has dependent equations, say so.
x + y = 7x - 35 = -5y
A. {(35, 0)}
B. ?; inconsistent system
C. {(5, 6)}
D. {(x, y)
}; dependent equations
Mathematics
Simplify the expression.167/4
A. 
B. 16,384
C. 131
D. 128
Mathematics