SOLUTION: Write the equation of the line of symmetry of the equation f(x) = 2(x-1)^2 - 9

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Question 663479: Write the equation of the line of symmetry of the equation f(x) = 2(x-1)^2 - 9
Answer by stanbon(75887) About Me  (Show Source):
You can put this solution on YOUR website!
Write the equation of the line of symmetry of the equation f(x) = 2(x-1)^2 - 9
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The quadratic is in vertex form.
The vertex is (1,-9)
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The form indicates the graph is a parabola opening upward.
The axis of symmetry is a vertical line thru the vertex.
Ans: x = 1
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Cheers,
Stan H.