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March 27, 2017

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A tennis player places a 55 kg ball machine on a frictionless surface. The machine fires a 0.065 kg tennis ball horizontally with a velocity of 55 m/s toward the north. What is the final velocity of the machine?

Enter your answer here: m/s

  • physics - ,

    its the negative of the .065

  • physics - ,

    bff

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