Quote:
Originally Posted by dabblercody
What would the x represent?
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Re-read:
http://en.wikipedia.org/wiki/Quadratic_Formula#Geometry
It's used to calculate the Y position on a graph based on your a, b, c and X position on the graph.
Aside from maybe an EXP formula or other statistical values I can't see any other practical use in Graal unless you're using it for graphing for some reason.