A 2 m-tall robot walks straight toward the base of a 10 m lamppost at 1.2 m/s

MATHEMATICS · Subjective · AP · Calculus AB · Contextual Applications of Differentiation · Contextual Applications of Differentiation

Problem

A 2 m-tall robot walks straight toward the base of a 10 m lamppost at 1.2 m/s. Find the speed, in m/s, at which the tip of the robot’s shadow moves toward the lamppost when the robot is 6 m from the base.

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