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OpenStudy (anonymous):
draw the curve traced out by r(t) = <2cos(t), 2sin(t)> and its derivative of various 't' values. CALCULUS III- Vector Valued Functions.
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OpenStudy (anonymous):
This is just a circle of radius 2. |dw:1344092222957:dw|The first derivative is\[d \vec{r}/dt=<-2\sin(t), 2\cos (t)>\]The derivative at t=0 and t=pi/2 are shown in the drawing.
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