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Mathematics 17 Online
OpenStudy (anonymous):

A function that produces a U shaped curve..

OpenStudy (zzr0ck3r):

What are we doing here?

Directrix (directrix):

@leslybrv A parabola is approximately U-shaped. Consider: y = x^2. In what context are you studying U-shaped curves? I have seen learning curves which were referenced as U-shaped curves. Those are not parabolas. If this question has options, please post them. Thanks.

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