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A roller coaster car picks up speed as it rolls down the slope. As it starts down
the slope, its speed is 4 m/s. It accelerates at a rate of 6 m/s/s. What is its
velocity after 3 seconds? *

Respuesta :

masbrosur

Answer:

22 m/s

Explanation:

v(t) = Vo + at

v(3) = 4 + 6*3

v = 4 + 18

v = 22 m/s (almost 50 miles/hour)

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