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  3. a curve in the plane is given by tsin2t...

Question: a curve in the plane is given by tsin2t...

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A curve in the plane is given by ), (t)sin(2t y(t) cos(t) for all real numbers t. For which positive value of the parameter t does the curve go through the origin for the first time? Select one: 0 π/2 T/4 3T/2 What is the curves curvature at the origin? Select one: cos() 10 10 3 0

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