Let and let the position vector be

MATHEMATICS · Subjective · AP · AP Precalculus · Functions with Parameters, Vectors, and Matrices · Functions with Parameters, Vectors, and Matrices

Problem

Let

u=g(t)

and let the position vector be

\mathbf r(u)

. Express

\dfrac{d\mathbf r}{dt}

solely in terms of

\dfrac{d\mathbf r}{du}

and

\dfrac{du}{dt}