State the condition involving the dot product of a particle’s velocity vector and…

MATHEMATICS · Subjective · AP · Calculus BC · Parametric, Polar, and Vector-Valued Functions · Parametric, Polar, and Vector-Valued Functions

Problem

State the condition involving the dot product of a particle’s velocity vector

\mathbf v(t)

and acceleration vector

\mathbf a(t)

that must hold when the particle moves at constant speed.