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Question: a function is defined parametrically by xt3cost and ytt33t21 find...

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A function is defined parametrically by x(t)=3cos(t) and y(t)=t^3-3t^2+1. Find dy/dx.

(A) sin t)) 2-2

(B) sin(t))

(C) t(t-2)) sin t))

(D) (t2 -2) sin(t)

(E) 3t2-6 sin(t)

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