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OpenStudy (anonymous):
find the coordinates of the vertex and state the axis of symmetry f(x)=8-x^2+2x
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OpenStudy (mertsj):
Find the vertex. The x coordinate of the vertex is x = -b/2a. Plug that back in to find y.
OpenStudy (anonymous):
huh?
OpenStudy (mertsj):
The axis of symmetry is x = (x coordinate of vertex)
OpenStudy (anonymous):
im confused
OpenStudy (mertsj):
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