Multivariable CalculusMediumCurves & Motion ShareCurves & Motion · Medium problemA particle moves along r(t)=(2t2,3t,3t3)\mathbf r(t) = (2 t^{2}, 3 t, 3 t^{3})r(t)=(2t2,3t,3t3). Find its speed at t=1t = 1t=1. Give an exact answer.Check Show answer Walk through it step by step Practice more like this Review this concept