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A speedboat moving at 30.0 m s-1 approaches stationary buoy marker 100 m ahead. The pilot slows the boat with a constant acceleration of -3.50 m s-2 by reducing the throttle.
a. How long does it take the boat to reach the buoy?
b. What is the velocity of the boat when it reaches the buoy?
6 years ago

Answers

oobleck
30t - 1.75t^2 = 100
now use that to find
v = 30 - 3.5t
6 years ago

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