Graph the function. Identify the vertex, x-intercepts, and the equation for the axis of symmetry.f(x) = -2x2 + 24x - 70
A. 
vertex: (-6, 2)
x-intercepts: (-5, 0) and (-7, 0)
axis of symmetry: x = -6
B. 
vertex: (-2, -6)
x-intercepts: none
axis of symmetry: x = -2
C. 
vertex: (6, 6)
x-intercepts: (6 ± 
, 0)
axis of symmetry: x = 6
D. 
vertex: (6, 2)
x-intercepts: (5, 0) and (7, 0)
axis of symmetry: x = 6
Answer: D
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