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  • 14-11-2022
  • Physics
contestada

I REALLY NEED HELP PLEASE!! A plane starts at rest on a straight runway. For the first 30s, the planes acceleration a is given as a function of time t by the equation a = bt^2, where b= 1/90 m/s^4 and t is in seconds. What is the planes speed at t= 30s?

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