Explain what it indicates about the particle’s speed at time if .

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

Problem

Explain what it indicates about the particle’s speed at time t=3t=3 if v(3)⋅a(3)<0\mathbf v(3)\cdot \mathbf a(3) < 0.

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