Physics, 12.12.2021 06:00 katerin5168

A man on a skateboard carrying a dictionary is initially at rest. He heaves the dictionary forward with a speed of 0.97 m/s and he recoils backward with a speed of 0.04 m/s. if the dictionary's mass is 3.24kg what is the mass of the man? ( will be reported if you answer just for points )

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A man on a skateboard carrying a dictionary is initially at rest. He heaves the dictionary forward w...