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Length of time a ball is in the air.

A baseball is propelled upward with a speed of 128 feet per second from a height of 4 feet. For how many seconds is the ball higher than 244 feet?

Solution Summary

The length of time a ball is in the air above a given haight is found. The solution is detailed and well presented. The response received a rating of "5/5" from the student who originally posted the question.