Question: Ball 1 is launched with an initial vertical velocity vy = 122 ft/sec. Ball 2 is launched 2.8 seconds later with an initial vertical velocity

Ball 1 is launched with an initial vertical velocity vy = 122 ft/sec. Ball 2 is launched 2.8 seconds later with an initial vertical velocity vy, Determine vo if the balls are to collide at an altitude of 182 ft. At the instant of collision, is ball 1 ascending or descending? Answer va = i ft/sec

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