SOLUTION: Line of symmetry of the parabola x^2+2x-y+1=0 is

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Question 1082233: Line of symmetry of the parabola x^2+2x-y+1=0 is
Answer by Fombitz(32388) About Me  (Show Source):
You can put this solution on YOUR website!
Convert to vertex form,
y=x%5E2%2B2x%2B1
y=%28x%2B1%29%5E2%2B0
(-1,0) is the vertex so x=-1 is the line of symmetry.
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