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Graphing Parabolas

Below you’ll find several common forms of the equation for a parabola. Click on the equation that best seems to match the parabolic equation you need to plot...

These parabolas open upwards or downwards
[ 1 ] y=a(x-h)2+k

[ 2 ] y=a(x-h)2

[ 3 ] y=ax2+k

[ 4 ] y=ax2

These parabolas open towards the left or right
[ 5 ] x=a(y-k)2+h

[ 6 ] x=(y-k)2

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