Jaclyn plays singles for smith's varsity tennis team. during the match against north, jaclyn won the sudden death tiebreaker point with a cross court passing shot. the 67.5 gram ball hit her racket with a northward velocity of 26.7m/s. upon impact with her 331 gram racket, the ball rebounded in the exact opposite direction (and along the same general trajectory) with speed of 29.5 m/s