A 500n body initially at rest acted upon for 9 seconds by a variable force F=100square root of t, and by a variable resisting force F=30-t during that time. Find the velocity at the end of 9 seconds.
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A 500n body initially at rest acted upon for 9 seconds by a variable force F=100square root of t, and by a variable resisting force F=30-t during that time. Find the velocity at the end of 9 seconds.
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