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OpenStudy (anonymous):
How do you find speed of parametrics? is it sqrt(x^2 + y^2) ?
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OpenStudy (anonymous):
The usual kind of parametric equation is x = f(t) y = f(t) ??
OpenStudy (anonymous):
yeah
OpenStudy (anonymous):
so where is speed here?
OpenStudy (anonymous):
The usual idea is that t = 1 is "unit time" and then you have equations for x, y etc.
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