Quadratic function  »      

If you want to determine the
vertex of a parabola using the vertex formula,
you can do this as follows:
1. determine p and q from the standard form of the parabola equation y = ax2 + bx + c = 0
2. calculate the x-coordinate and
   then the y-coordinate.
   Use the vertex formula for this:
vertex formula

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Quadratic function
Apply vertex formula

Determine a, b, c and the vertex V!
V = (, )


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