Question: A particle moves in a straight line with position function 2r + 45, where t is measured in seconds and s in metres. Find

A particle moves in a straight line with position function 2r +

A particle moves in a straight line with position function 2r + 45, where t is measured in seconds and s in metres. Find the velocity of the particle at time t = a. find the velocities after 1 s, 2 s, and 3 s.

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