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GeoGebra Classroom

Copy of Quadratic equations and parabolas - 3 (complete vertex form)

Author:Robelle Nidoy, wolfteach

This applet allows you to move the vertex of a parabola (using the sliders), and change the direction and width of the parabola.

How does the parameter 'a' influence the shape of the parabola? How does the parameter 'a' influence the equation of the parabola?

What happens to the parabola when the value of a is positive?

Tick all that apply

A
the parabola opens upward
B
the parabola opens downward
C
the parabola opens sideward
D
the parabola open backward

Check my answer (3)

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