SOLUTION: Find the axis of symmetry. y = x^2 + 7x + 10

Question 89086: Find the axis of symmetry.
y = x^2 + 7x + 10

Answer by stanbon(75887) (Show Source): You can put this solution on YOUR website!
Find the axis of symmetry.
y = x^2 + 7x + 10
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Complete the square on the xFind the axis of symmetry.
y = x^2 + 7x + 10-terms.
x^2+7x+(7/2)^2 = y-10+(7/2)^2
Factor to get:
(x+(7/2))^2 = y+(9/4)
Vertex is at (-7/2,-9/4) so
axis of symmetry is x=-7/2
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Cheers,
Stan H.
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