10. Parametric Functions Flashcards

1
Q

Parametric equations

x = x(t), y = y(t)

A

…Can be used to locate a particle on the plane at various times t.

t – “parameter

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2
Q

Parametric equation of a circle

A

x = h + r•cos(t) y = k + r•sin(t)

(x – h)2 + (y – k)2 = r2

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