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Quadratic Equation
rds
Jan 25, 2007, 01:04 PM
Pick out the X and Y coordinates of the vertex from the equation
y=x^2+12x-7
Thank you.
galactus
Jan 25, 2007, 02:02 PM
The x-coordinate of the vertex of a parabola is given by x=\frac{-b}{2a}