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inkyvoyd
 2 years ago
Best ResponseYou've already chosen the best response.2If it is tangent to the graph.

amistre64
 2 years ago
Best ResponseYou've already chosen the best response.1if all you have is a graph; the graph will only touch the x axis in one spot then curve back

inkyvoyd
 2 years ago
Best ResponseYou've already chosen the best response.2If it is tangent, then that means it has a discriminant of zero. By the way, if it intersects at two points, that means it has a discriminant larger than 0, and if it does not intersect, that mans it has a discriminant smaller than 0.
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