An athlete swims the length L of a pool in a time t1 and
Chapter 2, Problem 2.48(choose chapter or problem)
An athlete swims the length L of a pool in a time t1 and makes the return trip to the starting position in a time t2. If she is swimming initially in the positive xdirection, determine her average velocities symbolically in (a) the fi rst half of the swim, (b) the second half of the swim, and (c) the round trip. (d) What is her average speed for the round trip?
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