MediumCurves in space

Gilbert Strang, Calculus, 3rd edition (Wellesley-Cambridge Press; MIT OpenCourseWare RES.18-001) §12.1 The Position Vector, #25 · Multivariable Calculus · Curves in space

A ball that is circling with … flies off on a tangent…

A ball that is circling with $x = cos 2 t, y = sin 2 t$ flies off on a tangent at $t = π /8$ . Find its departure point and its position at a later time $t$ (linear motion; compute its constant velocity $v$ ).

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Gilbert Strang, Calculus, 3rd edition (Wellesley-Cambridge Press; MIT OpenCourseWare RES.18-001) · §12.1 The Position Vector, #25

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