Find the vertex, focus, and directrix of the parabola. Graph the equation.y2 = -16x
A. vertex: (0, 0)
focus: (0, -4)
directrix: y = 4
B. vertex: (0, 0)
focus: (-4, 0)
directrix: x = 4
C. vertex: (0, 0)
focus: (4, 0)
directrix: x = -4
D. vertex: (0, 0)
focus: (0, -4)
directrix: y = 4
Answer: B
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A. 8.4 m B. 115.3 m C. 143.2 m D. 70 m
Graph the function by starting with the graph of the basic function and then using the techniques of shifting, compressing, stretching, and/or reflecting.f(x) = 
A. 
B. 
C. 
D. 
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What will be an ideal response?
Determine whether the graph of the polynomial has y-axis symmetry, origin symmetry, or neither.
A. origin symmetry B. y-axis symmetry C. neither