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Mathematics 24 Online
OpenStudy (anonymous):

The graph of this quadratic function is a parabola. What is the equation of the axis of symmetry? y=x^2-8x+16

OpenStudy (kropot72):

dy/dx = 2x - 8 To find the maximum or minimum of the function put the result of differentiation equal to zero and solve: 2x - 8 = 0 x = 4 The equation of the axis of symmetry is x = 4. This is a vertical line passing through the point (4, 0)

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